--- product_id: 612425087 title: "CAUME 50mm Apochromatic Objective Lens for DIY Astronomical Telescope, Blue" brand: "caume" price: "B/.100" currency: PAB in_stock: true category: "Caume" url: https://www.desertcart.com.pa/products/612425087-caume-50mm-apochromatic-objective-lens-for-diy-astronomical-telescope-blue store_origin: PA region: Panama --- # F7.2 sharp focus ratio Low-dispersion, high-res optics 50mm apochromatic lens CAUME 50mm Apochromatic Objective Lens for DIY Astronomical Telescope, Blue **Brand:** caume **Price:** B/.100 **Availability:** ✅ In Stock ## Summary > 🔭 See the stars like never before with CAUME’s precision blue lens! ## Quick Answers - **What is this?** CAUME 50mm Apochromatic Objective Lens for DIY Astronomical Telescope, Blue by caume - **How much does it cost?** B/.100 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.pa](https://www.desertcart.com.pa/products/612425087-caume-50mm-apochromatic-objective-lens-for-diy-astronomical-telescope-blue) ## Best For - caume enthusiasts ## Why This Product - Trusted caume brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Precision Focus Control:** Manual 360° focus ring with F7.2 ratio ensures pinpoint clarity on every celestial target. - • **Consistent Imaging Quality:** Each lens is factory-tested and paired for uniform, reliable optical performance. - • **Crystal-Clear Cosmic Views:** Apochromatic double-separation design eliminates chromatic aberration for razor-sharp star gazing. - • **Versatile Astronomical Tool:** Ideal for DIY telescopes and professional parallel light pipeline testing—elevate your optics game. - • **Durability Meets Performance:** Bonded lens elements resist yellowing and edge peeling—built to last through countless nights. ## Overview The CAUME 50mm Apochromatic Objective Lens features a 51mm diameter and F7.2 focus ratio, engineered with a double-separation apochromatic optical structure to minimize chromatic aberration and deliver high-resolution, low-dispersion images. Designed for DIY astronomical telescopes and optical testing, it offers manual 360° focus control and durable bonded lens elements that resist aging effects like yellowing and edge peeling. ## Description desertcart.com : CAUME 50mm Apochromatic Objective Lens for DIY Astronomical Telescope, Blue : Electronics ## Features - Model:50mm, Diameter:51mm, Focus:360, Focusratio:F7.2, Film:Blue - The objective lenses are all equipped with apochromatic double-separation optical structure, and the two-piece apochromatic lenses have better compatibility with the bonded ones, resulting in high imaging sharpness with no worry about the aging of the photosensitive glue in the large-diameter objective lenses that may cause yellowing and edge peeling over time. - The objective lenses are tested and paired for imaging quality through a parallel light pipeline and dividing plate, ensuring that each set of objective lenses delivers consistent imaging performance. - High-resolution, low-dispersion objective lenses are the best choice for various applications such as telescope objective lenses and parallel light pipeline production testing instruments. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CMZ33S5D | | Best Sellers Rank | #217 in Telescope Eyepieces | | Brand | CAUME | | Camera Lens | The CAUME 50mm prime lens is a high-quality, apochromatic objective lens designed for astronomical telescopes. It features a 50mm focal length, F7.2 maximum aperture, and a 51mm diameter. Known for its low dispersion and consistent imaging performance, this lens is ideal for telescope objective lenses and parallel light pipeline production testing instruments. It offers optical image stabilization… | | Camera Lens Description | The CAUME 50mm prime lens is a high-quality, apochromatic objective lens designed for astronomical telescopes. It features a 50mm focal length, F7.2 maximum aperture, and a 51mm diameter. Known for its low dispersion and consistent imaging performance, this lens is ideal for telescope objective lenses and parallel light pipeline production testing instruments. It offers optical image stabilization but lacks autofocus and special features like macro photography or weather sealing. Camera Lens Description The CAUME 50mm prime lens is a high-quality, apochromatic objective lens designed for astronomical telescopes. It features a 50mm focal length, F7.2 maximum aperture, and a 51mm diameter. Known for its low dispersion and consistent imaging performance, this lens is ideal for telescope objective lenses and parallel light pipeline production testing instruments. It offers optical image stabilization but lacks autofocus and special features like macro photography or weather sealing. See more | | Color | blue | | Customer Reviews | 3.0 out of 5 stars 1 Review | | Exposure Control Type | Manual | | Focal Length Description | 50.0 millimeters | | Focus Type | Manual Focus | | Image stabilization | Optical | | Lens | Standard | | Lens Design | Prime | | Lens Type | Standard | | Manufacturer | CAUME | | Manufacturer Part Number | TianWen11WYJ01 | | Maximum Focal Length | 50 millimeters | | Media Type | ProductImage | | Minimum Focal Length | 50 millimeters | | Model Name | CAUME 50mm Apochromatic Blue | | Number of Items | 1 | | Screen Size | 50 millimeters | | UPC | 764015311420 | | Water Resistance Level | Not Water Resistant | | Zoom Ratio | 1:1 | ## Product Details - **Brand:** CAUME - **Focal Length Description:** 50.0 millimeters - **Lens Type:** Standard - **Minimum Focal Length:** 50 Millimeters ## Images ![CAUME 50mm Apochromatic Objective Lens for DIY Astronomical Telescope, Blue - Image 1](https://m.media-amazon.com/images/I/51PswirEGLL.jpg) ![CAUME 50mm Apochromatic Objective Lens for DIY Astronomical Telescope, Blue - Image 2](https://m.media-amazon.com/images/I/51lxPd4KCUL.jpg) ![CAUME 50mm Apochromatic Objective Lens for DIY Astronomical Telescope, Blue - Image 3](https://m.media-amazon.com/images/I/51HK5xSC-7L.jpg) --- ## 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.com.pa/products/612425087-caume-50mm-apochromatic-objective-lens-for-diy-astronomical-telescope-blue](https://www.desertcart.com.pa/products/612425087-caume-50mm-apochromatic-objective-lens-for-diy-astronomical-telescope-blue) --- *Product available on Desertcart Panama* *Store origin: PA* *Last updated: 2026-10-27*