--- product_id: 15257846 title: "1st Generation" price: "€ 57.15" currency: EUR in_stock: true url: https://www.desertcart.at/products/15257846-1st-generation store_origin: AT region: Austria --- # Infinity focus with temperature shift compensation 100% manual control, no electronics Precision brass & anodized aluminum build 1st Generation **Price:** € 57.15 **Availability:** ✅ In Stock ## Summary > 🔗 Unlock your Canon glass’s full potential on Sony—manual magic in every frame! ## Quick Answers - **What is this?** 1st Generation - **How much does it cost?** € 57.15 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/15257846-1st-generation) ## Best For - Customers looking for quality international products ## Why This Product - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Full Manual Mastery:** Take complete creative control with manual focus and aperture adjustments—no auto distractions. - • **Premium Build Quality:** Crafted from durable brass and anodized aluminum for a sleek, long-lasting mount that feels solid in your hands. - • **Wide Sony Compatibility:** Seamlessly connects Canon EF/EF-S lenses to a broad range of Sony Alpha and NEX E-mount cameras. - • **Infinity Focus Precision:** Shoot sharp landscapes and distant subjects with a focus system that compensates for temperature shifts. - • **Compact & Smooth Mounting:** Effortless lens changes with a smooth surface design that fits snugly without wobble or play. ## Overview The K&F Concept EF EF-S to E Mount Adapter is a robust, fully manual lens adapter that enables Canon EOS lenses to be mounted on Sony Alpha and NEX E-mount cameras. Made from premium brass and anodized aluminum, it ensures durability and precision, supporting infinity focus with temperature shift compensation. While it lacks electronic contacts, it offers photographers full manual control over focus and aperture, making it ideal for creative professionals who demand tactile engagement with their gear. ## Description desertcart.com : K&F Concept EF EF-S to E Mount Adapter, Manual Focus Lens Mount Adapter Compatible with Canon EOS Lens to Sony Alpha Nex E-Mount Camera Body : Electronics ## Features - MANUAL E Mount ADAPTER: This is Manual adapters without electronic contacts, which therefore don't support auto-focus or aperture control. You need to manually adjust focus and exposure settings - Smooth surface for effortless mount,infinity focus allowed; Made of brass and aluminum (not plastic), anodized aluminum construction.Diaphragm control of the lens is set manually. - Compatible Cameras (Including, but not limited to): Sony NEX-3 NEX-3C NEX-3N NEX-5 NEX-5C NEX-5N NEX-5R NEX5T NEX6 NEX7 NEX-F3 a6000 a5000 a3500 a3000 Alpha A7 A7R NEX-VG10 VG20 etc NOTE: This adapter will NOT fit on the Sony a7S, a7 II, a7S II, and a7R II. - Please note: Infinity focus position：the position of the infinity mark 【∞】of the telephoto lens or super telephoto lens is shifted slightly to the positive side to enable focus adjustment even when focus shift is caused due to temperature changes.The shift range is denoted by an L-shaped line, Be sure to check the focus through the viewfinder even when you shoot at infinity. - For Canon EF EF-S Lens: As Canon's EOS lenses are electronically controlled，most Canon EF mount lenses do not feature a manual aperture ring，so when used on our canon to sony adapter, which is a full manual operation adapter ring, the aperture could not be transfered to the camera, it will stop down to its smallest f/stop by default. ## Technical Specifications | Specification | Value | |---------------|-------| | Best Sellers Rank | #308 in Camera Lens Adapters & Converters | | Customer Reviews | 4.4 out of 5 stars 243 Reviews | ## Images ![1st Generation - Image 1](https://m.media-amazon.com/images/I/51OXGGguYGL.jpg) ![1st Generation - Image 2](https://m.media-amazon.com/images/I/51a34tlgm8L.jpg) ![1st Generation - Image 3](https://m.media-amazon.com/images/I/61s1PaOX3BL.jpg) ![1st Generation - Image 4](https://m.media-amazon.com/images/I/61wsT3J6mwL.jpg) ![1st Generation - Image 5](https://m.media-amazon.com/images/I/61Yb2uTPbmL.jpg) ## Frequently Bought Together - K&F Concept EF EF-S to E Mount Adapter, Manual Focus Lens Mount Adapter Compatible with Canon EOS Lens to Sony Alpha Nex E-Mount Camera Body - K&F Concept Lens Mount Adapter Compatible with Minolta MD MC Lens to NEX E-Mount Camera,fits a6500 a6600 a6300 a6000 a7 - Powerextra 2 Pack Replacement NP-FW50 Battery & Smart LCD Display Dual Channel Charger for Sony Alpha a6500, a6300, a6000, a7, a7s, a5100, a5000, a7r, a7 ii Cameras --- ## 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.at/products/15257846-1st-generation](https://www.desertcart.at/products/15257846-1st-generation) --- *Product available on Desertcart Austria* *Store origin: AT* *Last updated: 2026-07-10*