--- product_id: 134935458 title: "VILTROX EF-M2II 0.71x Speed Booster, EF to Micro 4/3 Focal Reducer Booster Adapter Auto-Focus for GH6 GH5M2 BMPCC 4K GH4 GH5 G100 G95 G85 OM-1 EM-1 E-M1X E-M1 iii E-M5 iii E-M10 iv E-M10 iii" brand: "viltrox" price: "₩626934" currency: KRW in_stock: true category: "Viltrox" url: https://www.desertcart.kr/products/134935458-viltrox-ef-m2ii-0-71x-speed-booster-ef-to-micro store_origin: KR region: South Korea --- # 0.71x focal reducer for wider FOV USB firmware upgradeable Auto-focus with aperture control VILTROX EF-M2II 0.71x Speed Booster, EF to Micro 4/3 Focal Reducer Booster Adapter Auto-Focus for GH6 GH5M2 BMPCC 4K GH4 GH5 G100 G95 G85 OM-1 EM-1 E-M1X E-M1 iii E-M5 iii E-M10 iv E-M10 iii **Brand:** viltrox **Price:** ₩626934 **Availability:** ✅ In Stock ## Summary > 📸 Unlock pro-level optics and never miss the shot! ## Quick Answers - **What is this?** VILTROX EF-M2II 0.71x Speed Booster, EF to Micro 4/3 Focal Reducer Booster Adapter Auto-Focus for GH6 GH5M2 BMPCC 4K GH4 GH5 G100 G95 G85 OM-1 EM-1 E-M1X E-M1 iii E-M5 iii E-M10 iv E-M10 iii by viltrox - **How much does it cost?** ₩626934 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/134935458-viltrox-ef-m2ii-0-71x-speed-booster-ef-to-micro) ## Best For - viltrox enthusiasts ## Why This Product - Trusted viltrox brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Expand Your Creative Frame:** 0.71x focal reducer boosts your lens to capture 1 stop more light and wider scenes, perfect for cinematic shots. - • **Future-Proof Firmware Upgrades:** USB interface lets you update firmware effortlessly, unlocking new features and fixing bugs to keep your gear cutting-edge. - • **Seamless Autofocus & Aperture Control:** Enjoy precise, fast autofocus and direct aperture adjustments from your camera body for ultimate shooting flexibility. - • **Universal Compatibility for Micro 4/3:** Works flawlessly with top-tier cameras like GH6, GH5M2, BMPCC 4K, Olympus OM-1, and more—upgrade your kit instantly. - • **Rugged Metal Build with Pro-Level Contacts:** Durable metal bayonets and copper electronic contacts ensure rock-solid lens connection and sharp, reliable focus. ## Overview The VILTROX EF-M2II 0.71x Speed Booster is a premium focal reducer adapter that converts Canon EF lenses for Micro 4/3 cameras, enhancing your lens’s field of view by 29% and increasing light intake by 1 stop. Featuring fast autofocus, adjustable aperture control, durable metal construction, and USB firmware upgradeability, it’s designed for professional-grade performance on cameras like Panasonic GH series and Olympus OM series. ## Description desertcart.com : VILTROX EF-M2II 0.71x Speed Booster, EF to Micro 4/3 Focal Reducer Booster Adapter Auto-Focus for GH6 GH5M2 BMPCC 4K GH4 GH5 G100 G95 G85 OM-1 EM-1 E-M1X E-M1 iii E-M5 iii E-M10 iv E-M10 iii : Electronics ## Features - Compatibility: Viltrox EF-M2 II is an upgrade version of EF-M2, allowing Canon EF series lenses to be used on M4/3 cameras, such as GH4 GH5 GF6 GF1 GX1 GX7 GX85 E-M5 E-M10 E-M10II E-PL5 - 0.71x Focal Reducer Converter: focal length is multiplied by 0.71 based on the original (equivalent focal length = focal length x 0.71), which helps enlarge 1 stop aperture - AF Functions & Adjustable Aperture: auto focusing function, increasing the lens 1 f-stop and the amount of light into the virtual background, better highlight the theme; adjust the aperture directly from camera to control the lens’ actual aperture - Material & Design: bayonets are made of metal with surface plating treatment, being durable and sturdy; inbuilt copper electronic contacts and IS function, making focus precise and clear, with 1/4" thread tripod foot at the bottom, etc - USB Firmware Upgrade: Equipped with USB interface, can realize software upgrade. Can perfect new functions of the lens mount adapter and fix bugs according to follow-up upgrades. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07RK8CLVV | | Best Sellers Rank | #120 in Camera Lens Adapters & Converters | | Brand | VILTROX | | Camera Lens | 4 | | Compatible Camera Models | Olympus E-M1, Olympus E-M10, Olympus E-M10II, Olympus E-M10III, Olympus E-M5, Olympus E-M5II, Olympus E-P1, Olympus E-P3, Olympus E-P5, Olympus E-PL2, Olympus E-PL3, Olympus E-PL5, Olympus E-PL7, Olympus E-PL8, Olympus E-PM1, Olympus E-PM2, Olympus PEN-F, Panasonic G1, Panasonic G2, Panasonic G3, Panasonic G6, Panasonic G7, Panasonic GF1, Panasonic GF2, Panasonic GF3, Panasonic GF4, Panasonic GF5,… | | Compatible Camera Mount | Canon EF | | Customer Reviews | 4.2 4.2 out of 5 stars (286) | | Exposure Control Type | Automatic | | Focal Length Description | 50 millimeters | | Focus Type | Auto Focus | | Image stabilization | Optical | | Item Weight | 0.26 Kilograms | | Lens | Standard | | Lens Coating Description | Nano Coating or Super Integrated Coating | | Lens Design | Prime | | Lens Fixed Focal Length | 100 Millimeters | | Lens Mount | Canon EF | | Manufacturer | Shenzhen Jueying Technology Co., Ltd. | | Manufacturer Part Number | 53003867 | | Maximum Aperture | 1.4 Millimeters | | Maximum Focal Length | 100 Millimeters | | Media Type | ProductImage, EnhancedContent | | Minimum Focal Length | 1 Millimeters | | Model Name | EF-M2 II | | Model Number | 53003867 | | Number of Diaphragm Blades | 7 | | Real Angle Of View | 22.5 Degrees | | Unit Count | 1.0 Count | | Water Resistance Level | Not Water Resistant | ## Product Details - **Brand:** VILTROX - **Camera Lens Description:** 4 - **Compatible Mountings:** Canon EF - **Focal Length Description:** 50 millimeters - **Lens Type:** Standard ## Images ![VILTROX EF-M2II 0.71x Speed Booster, EF to Micro 4/3 Focal Reducer Booster Adapter Auto-Focus for GH6 GH5M2 BMPCC 4K GH4 GH5 G100 G95 G85 OM-1 EM-1 E-M1X E-M1 iii E-M5 iii E-M10 iv E-M10 iii - Image 1](https://m.media-amazon.com/images/I/717w8uWCpHL.jpg) ![VILTROX EF-M2II 0.71x Speed Booster, EF to Micro 4/3 Focal Reducer Booster Adapter Auto-Focus for GH6 GH5M2 BMPCC 4K GH4 GH5 G100 G95 G85 OM-1 EM-1 E-M1X E-M1 iii E-M5 iii E-M10 iv E-M10 iii - Image 2](https://m.media-amazon.com/images/I/7188v8LVMvL.jpg) ![VILTROX EF-M2II 0.71x Speed Booster, EF to Micro 4/3 Focal Reducer Booster Adapter Auto-Focus for GH6 GH5M2 BMPCC 4K GH4 GH5 G100 G95 G85 OM-1 EM-1 E-M1X E-M1 iii E-M5 iii E-M10 iv E-M10 iii - Image 3](https://m.media-amazon.com/images/I/71Mntg7dIwL.jpg) ![VILTROX EF-M2II 0.71x Speed Booster, EF to Micro 4/3 Focal Reducer Booster Adapter Auto-Focus for GH6 GH5M2 BMPCC 4K GH4 GH5 G100 G95 G85 OM-1 EM-1 E-M1X E-M1 iii E-M5 iii E-M10 iv E-M10 iii - Image 4](https://m.media-amazon.com/images/I/818FT9xCQ3L.jpg) ![VILTROX EF-M2II 0.71x Speed Booster, EF to Micro 4/3 Focal Reducer Booster Adapter Auto-Focus for GH6 GH5M2 BMPCC 4K GH4 GH5 G100 G95 G85 OM-1 EM-1 E-M1X E-M1 iii E-M5 iii E-M10 iv E-M10 iii - Image 5](https://m.media-amazon.com/images/I/81-LPH453cL.jpg) ## Frequently Bought Together - VILTROX EF-M2II 0.71x Speed Booster, EF to Micro 4/3 Focal Reducer Booster Adapter Auto-Focus for GH6 GH5M2 BMPCC 4K GH4 GH5 G100 G95 G85 OM-1 EM-1 E-M1X E-M1 iii E-M5 iii E-M10 iv E-M10 iii - Blackmagic Design Pocket Cinema Camera 4K (CINECAMPOCHDMFT4K) - [New Version] SMALLRIG BMPCC 4K & 6K Cage for Blackmagic Design Pocket Cinema Camera 4K & 6K w/Cold Shoe, NATO Rail – 2203 --- ## 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.kr/products/134935458-viltrox-ef-m2ii-0-71x-speed-booster-ef-to-micro](https://www.desertcart.kr/products/134935458-viltrox-ef-m2ii-0-71x-speed-booster-ef-to-micro) --- *Product available on Desertcart South Korea* *Store origin: KR* *Last updated: 2026-07-13*