--- product_id: 541676093 title: "ERH India 1 Pc Convex Lens Diameter-75 mm Focal Length 50 cm for Auto-Focus Cameras, Projectors, DIY Science Experiments etc." brand: "erh india" price: "VT2350" currency: VUV in_stock: true reviews_count: 8 category: "Erh India" url: https://www.desertcart.vu/products/541676093-erh-india-1-pc-convex-lens-diameter-75-mm-focal store_origin: VU region: Vanuatu --- # 50cm focal length for precise focus 75mm diameter for wide light capture High-quality glass for crystal-clear clarity ERH India 1 Pc Convex Lens Diameter-75 mm Focal Length 50 cm for Auto-Focus Cameras, Projectors, DIY Science Experiments etc. **Brand:** erh india **Price:** VT2350 **Availability:** ✅ In Stock ## Summary > 🔬 See the world sharper, focus smarter. ## Quick Answers - **What is this?** ERH India 1 Pc Convex Lens Diameter-75 mm Focal Length 50 cm for Auto-Focus Cameras, Projectors, DIY Science Experiments etc. by erh india - **How much does it cost?** VT2350 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/541676093-erh-india-1-pc-convex-lens-diameter-75-mm-focal) ## Best For - erh india enthusiasts ## Why This Product - Trusted erh india brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Effortless Integration:** No assembly required—plug and play into your scientific or photographic setups with ease. - • **Premium Indian-Made Glass:** Durable, high-quality glass ensures enhanced visual clarity and long-lasting performance. - • **Versatile Use Across Fields:** Perfect for auto-focus cameras, projectors, telescopes, and DIY science experiments—unlock your creative potential. - • **Elevate Your Visual Experience:** Transform ordinary observations into extraordinary insights with crystal-clear lens precision. - • **Precision Optics for Sharp Focus:** Crafted with exact 75mm diameter and 50cm focal length to deliver razor-sharp images every time. ## Overview This 75mm diameter convex lens with a 50cm focal length is expertly crafted from premium glass in India. Designed for professionals and hobbyists alike, it enhances image clarity in auto-focus cameras, projectors, telescopes, and science experiments. Its precision optics deliver sharp, focused visuals without any assembly required, making it an essential tool for creative and scientific applications. ## Description High-quality Convex lenses Designed to perfection, our Convex lenses are expertly crafted to meet your diverse needs. Whether you're a scientist, photographer, or hobbyist, our lenses Cameras and Photography: Convex lenses are a fundamental component of cameras and photography equipment. They are used to focus light onto the film or image sensor, forming a sharp image. Different lens configurations, such as zoom lenses and wide-angle lenses, utilize Convex lenses to achieve specific photographic effects. Telescopes: Convex lenses play a crucial role in refracting telescopes, which use lenses to gather and focus light from distant objects. These lenses help to form an enlarged and focused image, allowing astronomers and enthusiasts to observe celestial bodies with greater detail. Projectors: Convex lenses are used in optical projectors to focus and enlarge an image onto a screen or surface. They help to direct and control the path of light, ensuring a sharp and clear projection. Auto-focus Cameras: Convex lenses are used in auto-focus camera systems to detect the correct focus point. By measuring the distance to the subject, the lens can be adjusted automatically to ensure sharp focus. Review: Overall it is a good product - The lens was very nice I can see through it properly, and the focal length was exact as shown in desertcart. Overall it is a good product. Review: Lena didn't work as indicated - Didn't work; had to return ## Features - Convex Lens Diameter: 75 mm FoCal Length 50 Cm - Ideal for Science Experiments and DIY Kits - High Quality Glass Material and Made in India - Can be used in various science experiments and science activities - Convex lens is crafted with precision, providing crystal-clear vision and enhanced visual activity ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0C5J6H6Z6 | | Age Range (Description) | Adult | | Age Range Description | Adult | | Best Sellers Rank | #143,538 in Electronics ( See Top 100 in Electronics ) #8,521 in Cameras & Photography | | Brand | Erh India | | Customer Reviews | 3.4 out of 5 stars 23 Reviews | | Educational Objective | creative skills, science | | Included Components | Convex Lens | | Is Assembly Required | No | | Item Dimensions | 7.5 x 7.5 x 1 Centimeters | | Item dimensions L x W x H | 7.5 x 7.5 x 1 Centimeters | | Manufacturer | ERH India | | Manufacturer Part Number | 1PConvex Lens 50cm | | Material | Glass | | Maximum Recommended age | 600.00 | | Minimum Recommended age | 96.00 | | Model Number | 1PConvex Lens 50cm | | Size | Medium | | Theme | Science | | Unit Count | 1.00 Count | ## Product Details - **Size:** Medium - **Brand:** Erh India - **Theme:** Science - **Age Range (Description):** Adult - **Material:** Glass ## Images ![ERH India 1 Pc Convex Lens Diameter-75 mm Focal Length 50 cm for Auto-Focus Cameras, Projectors, DIY Science Experiments etc. - Image 1](https://m.media-amazon.com/images/I/11qp4eU26ZL.jpg) ![ERH India 1 Pc Convex Lens Diameter-75 mm Focal Length 50 cm for Auto-Focus Cameras, Projectors, DIY Science Experiments etc. - Image 2](https://m.media-amazon.com/images/I/41tfWKCaDyL.jpg) ![ERH India 1 Pc Convex Lens Diameter-75 mm Focal Length 50 cm for Auto-Focus Cameras, Projectors, DIY Science Experiments etc. - Image 3](https://m.media-amazon.com/images/I/41tcSpe-8CL.jpg) ![ERH India 1 Pc Convex Lens Diameter-75 mm Focal Length 50 cm for Auto-Focus Cameras, Projectors, DIY Science Experiments etc. - Image 4](https://m.media-amazon.com/images/I/31cZnl8dmeL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Overall it is a good product *by A***I on 7 March 2025* The lens was very nice I can see through it properly, and the focal length was exact as shown in Amazon. Overall it is a good product. ### ⭐ Lena didn't work as indicated *by N***V on 5 October 2025* Didn't work; had to return ### ⭐⭐⭐⭐⭐ Good. *by S***T on 18 May 2025* Good. ## Frequently Bought Together - ERH India 1 Pc Convex Lens Diameter-75 mm Focal Length 50 cm for Auto-Focus Cameras, Projectors, DIY Science Experiments etc. - ESPtronics Convex Lens, 75mm Diameter, 20cm Focal Length, Ideal for Science Experiments, DIY Kits, Cameras, Telescopes Glass, Made in India --- ## 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.vu/products/541676093-erh-india-1-pc-convex-lens-diameter-75-mm-focal](https://www.desertcart.vu/products/541676093-erh-india-1-pc-convex-lens-diameter-75-mm-focal) --- *Product available on Desertcart Vanuatu* *Store origin: VU* *Last updated: 2026-05-17*