We all want the best for our money, but how do you know what a good fit is without research? When looking into buying something that will likely be an investment and part of your everyday life – like zoom lens for samsung s9, it makes sense to spend some time getting educated on where exactly this product falls within its market space.
The future of the best zoom lens for samsung s9 is here, and we’ve got all the best picks for 2024. We have compiled 39072 reviews from top experts that led us to these 20 devices on the list.
The Best Zoom Lens For Samsung S9 Deals This Week:
- New OEM original glass lens. OEM rear camera glass lens replacement for samsung galaxy S9. 2pcs OEM original camera glass with strong adhesive preinstalled. fit perfeclty
- Useful Replacement. For galaxy S9 camera lens glass. This is for replacing the broken/damaged rear camera glass.small parts can save your time and money
- High quality tools included.Repair tools in the package can help your DIY easy
- Replacement part for s9 (all carriers). For Samsung galaxy S9 camera glass lens replacement OEM. Not for S9 Plus
- Please becareful when you change the old damage rear back camera glass lens for samsung galaxy S9 and deal with the broken glass in proper way.The instructions don't included in the package.if you are the first time to do this job.We suggest you check the related video in internet
- 【HOW MANY LENSES ARE INCLUDED】4 in 1 cell phone camera lens kit is designed for enthusiasts and professionals.It includes 18X telephoto lens,fisheye lens,wide angle lens & macro lens, flexible tripod, phone holder, lens clip, eyecup, soft cloth and zipped case. Apexel phone lens is a great addition to turn your phone to be a go-to camera. An eyecup also allows you to use the telephoto lens as a monocular.
- 【YOUR SMARTPHONE GOT SMARTER】18X telephoto lens - Magnify distant subjects. Fisheye lens - Create fun and unique circular mystical results picture. Macro lens - Capture close-ups of flowers, insects and other small objects. Wide angle lens - Capture a wide field of view for stunning perspectives with virtually no distortion. With tripod, blurriness is eliminated from shaky hands, or windy days.
- 【WE KNOW, YOU'RE WONDERING】Will it work on Android or iPhone, can it work on front/rear camera, single-camera/multi-camera phone? YES, is the answer. The lens screw ring on the clip is slid-able so you can slide it to reach the main camera of multiple cameras. This lens kit works with iPhone 13/12/11//XS Max/XR/XS/X, Samsung Galaxy S10 S9 Plus S9 S8 Plus S8 S7 Edge S7 Google Pixel 3 XL 3 2 XL One Plus HTC Huawei iPad. (Note: The lens clip doesn't work with iPhone 14/14Pro/14Pro Max/15/15Pro/15Pro Max).
- 【THIS AND THAT INFO】The Wide Angle and Macro Lens arrive screwed together. To use the wide angle, simply attach both lenses to the clip. To use the macro lens, simply unscrew the wide-angle lens. Two lens clips are provided, the telephoto lens will only fit for one, and the other lenses will only fit on the other clip. -Remember, great pictures start with a clean camera lens, use the cloth that’s provided!
- 【BEST GIFT CHOICE & 100% SATISFACTION】Phone lens kit that will provide you an extraordinary experience to capture wonderful moment. With well packing and good price, it would be a very nice gift choice. We also offer a 1-year replacement warranty for it. Don’t be hesitate. Order it right now!
- ✔ COMPATIBLE WITH ALL SMARTPHONES, TABLETS, and LAPTOPS including ALL iPhone models, Samsung Galaxy and Note, Google Pixel, Huawei and more. CONTENTS INCLUDE: TruView 0.45x Wide Angle Lens, Clarus 15x Macro Lens, TruGrip Lens Clip, GlowClip Mini Rechargeable LED Light + Charging Cable, Quick-Release Lanyard, DuraCase, EasyClip, Cleaning Cloth and LIFETIME WARRANTY.
- ✔ TRUVIEW 0.45x WIDE ANGLE LENS - CAPTURE 45% MORE PICTURE WITH EVERY SNAP: Shoot stunning photos of people, pets, travel scenery, landscapes, architecture, selfies and more. NO DARK CORNERS (vignetting) like cheaper lenses. Crafted from aircraft-grade aluminum and premium optical glass for durability and clarity. Multi-element, coated glass lenses minimize ghosting, reflections, lens flare, and other artifacts. Xenvo cell phone lens attachment is ideal for hobbyists and photography pros alike.
- ✔ CLARUS 15x MACRO LENS - MARVEL YOUR SENSES. MAGNIFY NEARBY SUBJECTS FOR BREATHTAKING, SUPER CLOSE-UP PHOTOS: Capture all the intricacies and details with precision-focus for razor crisp macro photos every time. (For best results, position macro lens approximately 1/2 inch from subject. Not designed for zooming in on distant subjects.) THE TRUGRIP LENS CLIP offers SUPERIOR GRIPPING POWER to fasten your lenses to your cell phone when you're in action mode, framing your next perfect shot.
- ✔ GLOWCLIP RECHARGEABLE LED FILL LIGHT - The GlowClip LED light clips ANYWHERE on your phone to instantly illuminate your subject and surroundings with warm continuous light. The warm and natural LED light is superior to your smartphone's built in flash—which can be blinding and unnatural—especially in darker settings and venues. FEATURES 3 BRIGHTNESS SETTINGS: Low, Medium and High. Say goodbye to frustrating photo "retakes" and hello to brilliant photos the first time.
- ✔ QUICK-RELEASE LANYARD AND TRAVEL CASE - TRANSPORT AND PROTECT YOUR LENS KIT: Perfect for taking your Xenvo lenses with you on the fly. The travel case stores and protects all lens kit components snugly and safely while the quick-release lanyard is the perfect way to carry your lenses on your next outing. Just drape the lanyard and lens around your neck. The quick-release lanyard head makes it a cinch to access your Xenvo lenses in a flash so you never miss another photo moment.
- 【Upgraded 5 in 1 Phone Camera Lens Kit】 - 198° fisheye lens +0.63X wide angle lens + 15X macro lens + 2X Telephoto zooming lens + CPL. A high-quality HD lens set, made with advanced lanthanide optical glass, minimizes reflections and ghosting to enhance clarity and detail in your visual experience. The premium aluminum shell ensures long-lasting durability by offering robust glass protection, crafted to precise standards.
- 【 Anti Slip & Anti Scratch Clip】User-Friendly Clip-on Design. Simply screw the lens onto the clip and clip it over the phone's primary camera – then you'll get lens's incredible effects. The clip is equipped with gentle rubber padding to prevent any damage to your phone.
- 【Unique Lens Design】Unlike most lenses available on the market, our lens design was developed after careful research to deliver better shooting effects. 198° Fisheye Lens offers a broader field of view compared to the 180° lenses found in other lens sets. 15X Macro Lens provides five times the depth of field compared to standard lenses, while the 0.63X Wide Angle Lens exhibits significantly less distortion than the common 0.65X lenses included in most kits. Using our lenses allows you to capture photos of a more professional caliber.
- 【A Great Gift for Adults and Children】This 5 in 1 Lens set is a wonderful gift for children and students. It deepens parent-child relationship, brings endless joy to children’s childhood, stimulates children’s curiosity about nature. Also it's a great gift idea for any photographer to take creative pictres.Just a fun thing to have in pretty much any setting.
- 【Universal Compability 】: Universal detachable clamp design,work with all kinds of smartphones and tablets, including iPhone series,Samsung Galaxy, iPad and other smartphone like, Huawei, Sony, LG, xiaomi and many others.
- The Most Complete iPhone Camera Lens Kit: includes 18X telescopic zoom lens, 0.63X wide angle lens&15X macro lens ( the 2 lenses are screwed together), 198 fisheye lens, CPL lens, 6 kaleidoscope lens, 2 clips, mini tripod, LED selfie light, remote shutter control.
- 18X Telephoto Zoom Camera Lens: Bring far away subjects closer, used to photograph subjects you can't get close to, make your phone produces close-ups and long range shots without compromising image quality, take picture that your phone currently can't.
- Various Effect: Wide-angle lens for capturing a broader scene, macro lenses for providing intense up-close detail of subjects, and fisheye lenses for a fun, circular view of the world, CPL lens filter out scattered light, reduce reflection, Kaleidoscope lens shows an overlapping vision.
- Wide Range of Compatible Devices: Portable, removable and solid clip-on design that attaches to almost all smartphones including iPhone 13 12 11 Xs X 8 iPhone 7, iPhone 6S, 6S Plus, iPhone 6, 6 Plus, iPhone 5S, SE, Samsung Galaxy S6, S6 Edge, S7, S7 Edge, HTC, Sony, LG G6, G5 and more.
- The phone Lens kit is designed with industrial grade aluminum along with premium optical glass. Multi-element, coated glass lenses minimize ghosting, reflections, lens flare, and other artifacts
- 【36X Telephoto Zoom Phone Lens】: Upgrade your smartphone photography with our high-powered 36X telephoto phone lens. With an adjustable focal length via a twist of the focus ring, you can capture clear images of distant subjects with ease. It can also be used as a monocular telescope for observing landscapes, making it a must-have for outdoor enthusiasts and photographers. Enhance your view and capture the world in detail.
- 【Aluminum Material & 4K HD Lens】: This 36X telephoto phone lens is crafted with aircraft-grade aluminum and high-quality optical glass, durability, and high clarity, enhances your smartphone's photography capabilities. Capture stunning close-ups and distant shots with crystal-clear 4K HD quality, picture distortion <0.6%, greater reality. It is ideal for portraits, travel, animals, landscapes and architecture, it's the perfect accessory for capturing life's vivid details.
- 【Portable & Multipurpose】: This telephoto lens is small in size and easy to carry in your backpack, in addition, equipped with a storage bag and hook, it can be easily hung outside your backpack without taking up space, you can make your phone shoot from a distance as if it were close at hand without blurring, or as a monocular telescope lens to help you view distant objects, ideal for camping, sporting events, moon watching, bird watching, fishing, hiking, golf, concerts and travel.
- 【With Tripod & Widely Compatible】: The 36x telephoto lens with a tripod made of aluminum alloy to achieve professional-grade stability, eliminating jitter when shooting with your phone and taking clear photos, ideal for long-distance and long-time shooting. The included a phone clip can hold 99% of smartphones on the market, including iPhone, Google, Samsung, Oneplus, Sony, LG, Huawei and more.
- 【Best Gift Choice & 24/7 Customer Service】: 36X high magnification, good resolution, no vignetting, high definition and more stable, will provide you with an extraordinary experience to capture the wonderful moments in your life. It would make a nice surprise for anyone who enjoys taking pictures. Your satisfaction is the most important thing for us.
- Best Zoom Telephoto:The 20-40X Zoom telephoto lens with the newest design that has dual adjustments to get clear photos from miles away. Rotating the focus ring allows you to adjust focal length to get sharper pictures; Rotating the Zoom ring allows you to zoom upto 40x in real-time as you shoot from 20 meters to miles away.It's a good companion for tourism helps to enjoy the high-quality technical image effect.
- Portable & Multipurpose: This Zoom lens is convenient for carrying in the EVA bag. Ideal for sporting events, concerts, bird watching, travelling, camping, animal observation, private detective work. It will accompany you to record every beautiful moment of distant scenery.
- Compatible Devices: This Zoom lens works with 99% of smartphones available.This lens will work on your device provided that the distance from edge of the phone to the aperture of main rear camera is less than 3 cm. Note: Please attach the lens to the main camera if it has two cameras or more.
- Best Gift Choice: This Zoom lens will provide you an extraordinary experience to capture wonderful moments in your life. With solid aluminum alloys housing and well packing, this lens kit would be a very nice gift choice for photography lovers. Your satisfaction is the most important thing for us. You could still reach out to us even the return window of Amazon has been closed. Don¡¯t be hesitate. Thrill your family and friends with MIAO LAB phone lens right now! "
- 12X Long Distance Shooting: The 12X cell phone fixed lens allows you to capture the scenery far away clearly and provide you a high resolution close-up pictures, make your short-sighted phone into a telephoto.
- Telescope & Monocular Function: Thanks to the high-class glass and great zoomable function, the 12X lens can also used as telescope or monocular to help you view distant objects, sceneries, games and concerts more clearly. take this lens and enjoy your moment.
- Lightweight & Portable: Want to take some beautiful pictures but hate to carry those bulky and pricey equipment? This portable and lightweight 12X optical zoom lens would be your perfect choice, the upgraded durable case stores and protects all the lens kit snugly and safely, very convenient for carrying in pocket. Ideal for outdoor sporting events, concerts, scope, camping, fishing, and travelling.
- Easy to Use: No need any complicated steps, just clip the lens on your cellphone camera and align, manually fine-tune the lens focal ring to get the clear image quality. Then you can capture all your memorable moment. Great choice for both hobbyists and photography pros.
- Universal Compatibility: Compatible with most types of phones, including iPhone 8/7/6s/6Pluse/SE/5S, Galaxy S5/S6/S7/S8 and other Android smart phone.
- [ Upgraded Metal iphone Camera Lens Kit ] You can get 5 phone lenses with 7 accessories including 20X telephoto zoom lens, 0.6X wide angle& 18X macro lens (screwed together),205 degree fisheye lens, CPL lens, clip/ phone holder/mini tripod/eyecup/cleaning cloth/ travel case
- [ Wide Compatibility] The phone lens works with both single and dual camera phone, compatible for 99% cell phone on the market including iPhone 12, 11, X, XS, XS Max, XR, iPhone 8, 8 Plus iPhone 7, 7 Plus, iPhone 6S, 6S Plus, iPhone 6, 6 Plus, iPhone 5S, SE, Samsung Galaxy S Note, Moto, Sony, LG and many other Android devices. Note: For dual or triple camera, use the phone lenses on main camera.
- [ High quality components ensure great picture] Made with multicoated glass optics, allow more light passes through, transmits the colors, sharpness, and brightness precisely for crisp, high-resolution images with minimal distortion, and glare.
- [ 5 Different Picture Result] 18X telephoto zoom lens bring far away subject closer without compromising image quality. Wide angle lens instantly expands the field of view, a detachable macro lens for extremely high-resolution close-ups of small objects, fisheye lenses for a fun, circular view of the world, CPL lens filter out scattered light, reduce reflection
- [Rest Assured Purchase] We want you to be 100% confident when you purchase the cell phone camera lens kit, if the product doesn’t look or work as advertised, please contact us, our hassle-free policy makes your purchase no risk.
- ◆10-in-1 most complete mobile camera lens kit◆：Bostionye phone camera lens kit is perfect for exploring more advanced mobile photography and Videography.Includes 6 lenses:22 times telephoto lens,0.62 wide angle Lens, 25X Macro lens, 235°Fisheye lens,Kaleidoscopes, Starlight Filter.Auxiliary equipment:universal clip, tripod, eyecup and Bostionye storage bag。
- ◆With unique features◆: 235° fisheye lens-create interesting and unique circular mysterious effect pictures. 25x macro lens-Alignment lens for shooting flowers, insects and other small objects (optimal shooting distance: 1 to 3 inches).0.62ultra wide-angle lens-capture a large field of view to get an amazing angle of view..Kaleidoscope lens: For example, if you shoot at a small angle, you will see another flower pattern.Starburst Lens： like"stars,"streaking outward from a central light source.
- ◆High quality◆: Bostionye mobile phone lens kit: The professional HD lens adopts industrial-grade aluminum and advanced optical glass lens design, which can provide you with a clear lens and reduce glare and reflection. So you can take photos with amazing clarity and detail while being confident that they will last forever. Shooting artwork pictures by using your smartphones with our phone camera lens kit,enjoy the technical image effect.
- ◆The kit is suitable for use on my phone？◆：The lens kit works on 99% popular cell phones on the market. If the distance from the center of the camera(the phone has only one camera) or the main camera（two or more cameras) to any edge of your phone is less than 2.2cm, then the kit will work on your phone.How to know which is the main camera: block the camera one by one with the camera app on, the one you see a blockage there is the main camera.
- ◆Best Gift Choice & 100% Satisfaction◆：A phone lens kit that will provide you an extraordinary experience to capture wonderful moments in your life. The kit is fully equipped and packed in a storage box (can be carried by hand), this lens kit would be a very nice gift choice.Your satisfaction is the most important thing for us. You could still reach out to us even the return window of Amazon has been closed. Don’t be hesitate. Thrill your family and friends with Bostionye phone lens right now!
How We Test Zoom Lens For Samsung S9?
We test zoom lens for samsung s9 by using it for a scene. Then we review the footage to see how it looks and feels. We also consider how easy or difficult it is to use zoom lens for samsung s9. We want to make sure that the gear we recommend is high quality and will help you make great films. So far, we’ve tested cameras, lenses, tripods, stabilizers, gimbals, audio equipment, etc. We’re always testing new gear and updating our reviews to help you find the best zoom lens for samsung s9 for your needs.
The Role Of Technology Gear In Filmmaking
There is no definitive answer to this question. Technology has both advantages and disadvantages when it comes to filmmaking. On the one hand, technological advances have made it possible to create increasingly complex and stunning visual effects. On the other hand, technology can also be a hindrance to filmmakers, as it can be difficult to control and often expensive. Ultimately, it is up to the individual filmmaker to decide how to use technology in their work. Some directors embrace new technologies wholeheartedly, while others prefer to keep things more old-fashioned. There is no right or wrong answer – it all comes down to personal preference.
Some of the advantages of using technology in filmmaking include:
- Increased control over the final product: Technology allows filmmakers more control over their work, as they can now create exactly the effect they are looking for.
- Greater flexibility: Technology also gives filmmakers greater flexibility in shooting and editing their films. They can now experiment with different techniques and methods without worrying about the cost or the time involved.
- Improved quality: Technology has also led to an improvement in the overall quality of films. With more sophisticated equipment and software, filmmakers can now create better-looking and sounding films.
- Increased audience engagement: Technology can also help to engage audiences more with films. For example, interactive features such as virtual reality can immerse viewers in the film world and make them feel more connected to the characters and story.
Some of the disadvantages of using technology in filmmaking include:
- Cost: One of the biggest disadvantages of using technology in filmmaking is the cost. New equipment and software can be very expensive and often need to be updated regularly.
- Time-consuming: Technology can also be time-consuming, as filmmakers often need to spend hours learning how to use new software or equipment.
- Difficult to control: Another downside of technology is that it can be difficult to control. This is especially true of complex visual effects, which can often go wrong if they are not managed correctly.
- Can be disruptive: Technology can also be disruptive on set, as it can sometimes be difficult to keep track of all the elements that need to be managed.
There are a number of benefits to using zoom lens for samsung s9, whether it is for amateur or professional use. zoom lens for samsung s9 will bring you some of the top benefits. Of course, it is important to remember that you don’t need the most expensive gear to produce good results – it is more important to know how to use what you have to its fullest potential. Nevertheless, if you can afford it, investing in some quality gear will definitely pay off in the long run.
About Lenses- Things Should You Know Before Purchase Zoom Lens For Samsung S9
A camera’s lens can be classified into prime and zoom. A prime lens has a fixed focal length, while a zoom lens has a variable focal length. Prime lenses are often sharper and have less distortion than zoom lenses, but they can be more limiting because you can’t change the magnification. Zoom lenses are more versatile but can be less sharp and have more distortion. There are also special-purpose lenses, such as fisheye lenses, which have very wide angles of view.
When choosing a lens for your camera, you’ll need to consider the following factors:
- Focal length: This is the distance from the lens to the sensor, which determines the image’s magnification. A shorter focal length will result in a wider field of view, while a longer focal length will result in a narrower field of view.
- Aperture: This is the size of the opening in the lens through which light can pass. A larger aperture results in more light being let in, which is helpful in low-light situations. A smaller aperture results in less light being let in, which can be helpful for avoiding blur in images.
- Image stabilization: This is a feature that is designed to reduce blur in images, and it is available on some lenses.
- Lens mount: This is the type of mount that is compatible with your camera. You’ll need to make sure that the lens you choose has the correct amount for your camera.
Focal length and aperture are the two main factors to consider when choosing a lens for your camera. If you’re not sure which focal length or aperture to choose, you can ask a salesperson for help. You should also be aware that some lenses are not compatible with all camera types. For example, a lens designed for a DSLR camera may not be compatible with a mirrorless camera. When in doubt, it’s always best to check with the manufacturer to make sure that the lens you’re considering is compatible with your camera.
What Are The Criteria For The Selection Of A Zoom Lens For Samsung S9?
There are a number of factors that we consider when selecting a zoom lens for samsung s9. One of the most important criteria is how well the product performs in tests, while others are selected based on how they perform in real-world scenarios. We also look at the price of the product, as well as its availability. Another important factor is whether the zoom lens for samsung s9 is environmentally friendly. We select products that meet our high standards for quality and performance.
Testing is important to ensure that products work as intended. In order to test these products, we use a variety of methods. One method is to test the product in a simulated environment. For example, we might test a product’s ability to withstand high temperatures by using it in a sauna. We might also test its ability to resist water damage by taking it out in the rain, etc.
How To Choose The Best Zoom Lens For Samsung S9?
When choosing the best zoom lens for samsung s9, it is important to look at a variety of factors. The most important criteria are how well the product performs in tests and how environmentally friendly it is. Other important factors include the price and availability of the product. Other important factors include the price and availability of the product. You should also consider whether the product is durable and easy to use. When looking at all of these factors, you can make the best decision for your needs.
- Consider feature and performance of zoom lens for samsung s9
- Consider about price, especially if it’s a luxury item
- Consider whether it’s readily available or needs to be special ordered
- Check out the zoom lens for samsung s9 reviews
- Is a zoom lens for samsung s9 necessary?
- What can you use instead of a zoom lens for samsung s9?
- Is the zoom lens for samsung s9 environmentally friendly?
- Brand Repute
- Personal Preferences
- Resale
The best zoom lens for samsung s9 for you is the one that meets your needs and fits your budget. Consider all the factors before making a decision to ensure you are getting the best product for your needs.
It’s a great idea to consider other people when buying something because it can save you money and help you avoid wasting your hard-earned cash on an item that doesn’t work. Before making any purchases, always ask yourself these questions: “What will this decision cost me?” or “How much time does this purchase need from my life”? You should also consult those close by – friends who have similar tastes as yours may provide insight into whether they would want something too.
Should You Buy Zoom Lens For Samsung S9 Online Or in A Physical Store?
There are a number of reasons you should buy zoom lens for samsung s9 on the e-commerce market. Some of the benefits include:
-A wide selection of zoom lens for samsung s9 to choose from
-Easy returns and refunds
-Fast, free shipping on many items
-Access to Prime memberships
-Save your time
It offers a wide selection of zoom lens for samsung s9, which means you can find what you’re looking for. The return process is easy, and you can get a refund if you’re unsatisfied with a product. Shipping is fast and free on many items, and you can also access Prime memberships. All of these factors make the e-commerce market a great place to shop.
When buying a product at a physical store, you can often get help from a salesperson if you have questions or need assistance. You can also see the product in person before making a purchase.
7 Tips For Buying Zoom Lens For Samsung S9 Online Safely
The holidays are just around the corner, and with them come traditional headaches on how to buy the best zoom lens for samsung s9. Shops filled with endless queues or a lack of time can make it difficult to find affordable ones that will be useful enough! Luckily there’s an easier way – shopping online, where you get access 24/7 without having to go out.
Do Your Research
Before you make a purchase online, be sure to do your research and read reviews to learn about the product and the seller. Only buy from reputable websites that you trust.
Use a Credit Card
When making a purchase online, use a credit card instead of a debit card. This way, you can dispute any unauthorized charges made to your card.
Beware of Fake Websites
When you are on a website you are about to purchase from, be sure to look at the URL. If it starts with https://, this means the site is secure, and your information will be encrypted.
Check the Seller’s Rating and Reviews
Before buying zoom lens for samsung s9, be sure to check the seller’s rating and read reviews to learn about their products and service. Only buy from sellers with high ratings and positive reviews.
Make Sure the Site Uses Encryption Technology
When purchasing online, only buy from websites that use encryption technology. This will ensure that your information is safe and secure.
Read the Terms and Conditions Before You Buy
Before making a purchase, be sure to read the terms and conditions of the website. This will help you understand the seller’s return policy and any other policies that may apply to your purchase.
Keep your Computer Protected with Anti-virus Software
Make sure to keep your computer protected with anti-virus software to help prevent any malware or viruses from infecting your system.
The convenience here is amazing because now anyone who needs something quick anytime, anywhere has easy accessibility while still being able to compare prices from different websites. You can get the best zoom lens for samsung s9 much simpler than ever before!
Bottom Line about Zoom Lens For Samsung S9
When you purchase zoom lens for samsung s9, it’s important to consider whether or not the item will actually serve its purpose. Sometimes we may think that an acquisition is necessary when really there are other options available at a lower cost, which would suffice just as well with no loss in value–reviewing these alternatives beforehand can help avoid wasting money on unnecessary purchases later down the line.
You won’t want to miss out on this! Visit us now and find the perfect product for your needs.