--- product_id: 523430912 title: "Koly BAK-4 Prism 10X25 Monocular, Compact Weather Resistant Scope with Snake Skin Grip, Designed for Bird Watching, Hiking, Hunting, Archery, and More, 10X Magnification with Dark Time Vision, Black" brand: "koly" price: "FREE" currency: EUR in_stock: false reviews_count: 5 url: https://www.desertcart.hr/products/523430912-koly-bak-4-prism-10x25-monocular-compact-weather-resistant-scope store_origin: HR region: Croatia --- # Ergonomic Snake Skin rubber grip 10x magnification for crisp detail Water-repellent & impact-resistant build Koly BAK-4 Prism 10X25 Monocular, Compact Weather Resistant Scope with Snake Skin Grip, Designed for Bird Watching, Hiking, Hunting, Archery, and More, 10X Magnification with Dark Time Vision, Black **Brand:** koly **Price:** FREE **Availability:** ❌ Out of Stock ## Summary > 🌟 See More, Explore Further — Your Adventure Awaits! ## Quick Answers - **What is this?** Koly BAK-4 Prism 10X25 Monocular, Compact Weather Resistant Scope with Snake Skin Grip, Designed for Bird Watching, Hiking, Hunting, Archery, and More, 10X Magnification with Dark Time Vision, Black by koly - **How much does it cost?** FREE with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/523430912-koly-bak-4-prism-10x25-monocular-compact-weather-resistant-scope) ## Best For - koly enthusiasts ## Why This Product - Trusted koly brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Pocket-Sized Power:** Ultra-compact 10x25 monocular fits effortlessly in your hand or pocket for on-the-go clarity. - • **Complete Travel Kit:** Includes protective case, wrist strap, lens cap, eyepiece, and cleaning cloth—gear up and go! - • **Crystal-Clear Vision:** BAK-4 prism delivers high-contrast, bright images even in low-light or dark conditions—never miss a moment. - • **Rugged Outdoor Ready:** Durable, water-repellent rubber armor with snake skin grip ensures a secure hold through any adventure. - • **Versatile Explorer’s Tool:** Perfect for birdwatching, hiking, hunting, archery, and more—your all-in-one nature companion. ## Overview The Koly BAK-4 Prism 10X25 Monocular is a compact, lightweight optical device designed for outdoor enthusiasts. Featuring a high-quality BAK-4 prism and 10x magnification, it delivers bright, high-contrast images even in low-light conditions. Its rugged, water-repellent rubber body with a unique snake skin grip ensures durability and secure handling in harsh environments. Ideal for birdwatching, hiking, hunting, and more, it comes complete with essential accessories for protection and maintenance. ## Description Observe nature’s finest creations with the aid of a BAK-4 monocular telescope from Koly. Koly’s compact monocular scope is a pocket-sized scope designed for adventurers looking to spot scenic views, rare wildlife, and more. Crafted with a BAK-4 prism for incredible clarity and brightness, each travel monocular is the ideal choice for those who enjoy camping, birding, hunting, hiking, birdwatching, and more. With an ultra-durable rubber body and ‘Snake Skin’ grip, users can easily traverse through nature’s harshest elements while spotting rare sights and species. Thanks to the extremely light-absorbent prism, users can view sights in dark, low-light, and bright settings with the device designed for day and night. Unlike large and bulk competitors, Koly’s compact monocular scope can effortlessly be held and operated with one hand. As a result, the lightweight monocular for adults can also double as a monocular for kids, the elderly, and those with physical limitations. Review: Ótima qualidade. - Excelente, e a entrega chegou uma semana antes do prazo. Review: Reasonable optics for the price. - The front lens was loose inside the tube when it arrived. I pushed it back into place and it seems OK now. ## Features - Ultra-Compact – Discover endless landscapes, stunning wildlife, and more with a compact monocular telescope. Each 10x25 monocular is designed to minimize shake and maximize focus. - High-Contrast Imagery – Redefine precision with a BAK-4 scope crafted to absorb maximum amounts of light. The advanced lens with 10x magnification and 25mm lens ensures vision in dark and low light areas. - Outdoor-Ready Materials – Traverse through the great outdoors with a night vision monocular designed with a ‘Snake Grip’ rubber armor. Each rugged model is water and impact resistant, to resist nature’s toughest elements. - Travel-Ready – Take the Koly pocket monocular with you no matter where you venture! Suitable for hiking, camping, birdwatching, hunting, birding, and more. - Complementary Items – Protect your handheld monocular with a range of items. Each set includes one case, wrist strap, a lens cap, eyepiece, and lens cleaning cloth. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09S7Y6ZW1 | | Best Sellers Rank | 166,726 in Electronics & Photo ( See Top 100 in Electronics & Photo ) 631 in Monoculars | | Brand | Koly | | Brand Name | Koly | | Coating | Fully Multi-Coated | | Customer Reviews | 3.9 out of 5 stars 397 Reviews | | Exit Pupil Diameter | 2.5 Millimeters | | Eye Piece Lens Description | Barlow | | Eye piece lens description | Barlow | | Field Of View | 331 Feet | | Finderscope | Reflex | | Focal Length Description | 25mm | | Focus Type | Fixed Focus | | Item Dimensions D x W x H | 114D x 38W x 38H millimetres | | Item Weight | 78 Grams | | Manufacturer | Koly | | Manufacturer Part Number | MS-1025 | | Model Name | RM | | Model Number | MS-1025 | | Model name | RM | | Mount | Diagonal Field Tripod | | Number of Items | 1 | | Number of Packs | 1 | | Objective Lens Diameter | 25 Millimetres | | Objective lens diameter | 25 Millimetres | | Optical tube length | 90 Millimetres | | Optical-Tube Length | 90 Millimetres | | Product Features | BAK-4 Prism, Snake Skin Grip | | Telescope mount description | Diagonal Field Tripod | | UPC | 195893179510 | | Unit Count | 2.0 count | | Zoom Ratio | 10 multiplier x | ## Product Details - **Brand:** Koly - **Eye piece lens description:** Barlow - **Finderscope:** Reflex - **Focus type:** Fixed Focus - **Item weight:** 78 Grams - **Model name:** RM - **Objective lens diameter:** 25 Millimetres - **Optical tube length:** 90 Millimetres - **Product dimensions:** 114D x 38W x 38H millimetres - **Telescope mount description:** Diagonal Field Tripod ## Images ![Koly BAK-4 Prism 10X25 Monocular, Compact Weather Resistant Scope with Snake Skin Grip, Designed for Bird Watching, Hiking, Hunting, Archery, and More, 10X Magnification with Dark Time Vision, Black - Image 1](https://m.media-amazon.com/images/I/81BGWI9QR4L.jpg) ![Koly BAK-4 Prism 10X25 Monocular, Compact Weather Resistant Scope with Snake Skin Grip, Designed for Bird Watching, Hiking, Hunting, Archery, and More, 10X Magnification with Dark Time Vision, Black - Image 2](https://m.media-amazon.com/images/I/81-HqW5SxEL.jpg) ![Koly BAK-4 Prism 10X25 Monocular, Compact Weather Resistant Scope with Snake Skin Grip, Designed for Bird Watching, Hiking, Hunting, Archery, and More, 10X Magnification with Dark Time Vision, Black - Image 3](https://m.media-amazon.com/images/I/81QQx9pcXTL.jpg) ![Koly BAK-4 Prism 10X25 Monocular, Compact Weather Resistant Scope with Snake Skin Grip, Designed for Bird Watching, Hiking, Hunting, Archery, and More, 10X Magnification with Dark Time Vision, Black - Image 4](https://m.media-amazon.com/images/I/81r6a+avwxL.jpg) ![Koly BAK-4 Prism 10X25 Monocular, Compact Weather Resistant Scope with Snake Skin Grip, Designed for Bird Watching, Hiking, Hunting, Archery, and More, 10X Magnification with Dark Time Vision, Black - Image 5](https://m.media-amazon.com/images/I/91LkqZGgn9L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Ótima qualidade. *by F***D on 5 February 2026* Excelente, e a entrega chegou uma semana antes do prazo. ### ⭐⭐⭐ Reasonable optics for the price. *by L***N on 19 August 2025* The front lens was loose inside the tube when it arrived. I pushed it back into place and it seems OK now. ### ⭐⭐⭐⭐⭐ so handy *by B***E on 30 October 2025* Love this little pocket size monocular. I actually keep it in the car door passenger inside handle area. My grandson loves to use it while I am driving. It works pretty well for its small size. It definitely is better than nothing when I need a closer look at something flying over, or If I end up birdwatching somewhere and left my binoculars at home. Good in a pinch. ## Frequently Bought Together - Koly BAK-4 Prism 10X25 Monocular Telescope, Compact Weather Resistant Scope with Snake Skin Grip, Designed for Bird Watching, Hiking, Hunting, Archery, and More, 10X Magnification, Black - HDAJY Mini Monocular Telescope, Upgrade 30 x 25 HD Monoculars for Adults High Powered, Be Used for Stargazing, Hunting, Black --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hr/products/523430912-koly-bak-4-prism-10x25-monocular-compact-weather-resistant-scope](https://www.desertcart.hr/products/523430912-koly-bak-4-prism-10x25-monocular-compact-weather-resistant-scope) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-09-26*