--- product_id: 74800651 title: "SVBONY CLS Filter, Broadband Telescope Filter,2 Inch Light Pollution Filter" brand: "svbony" price: "2718950₫" currency: VND in_stock: true category: "Svbony" url: https://www.desertcart.vn/products/74800651-svbony-cls-filter-broadband-telescope-filter-2-inch-light-pollution store_origin: VN region: Vietnam --- # 90% transmission of key nebula emission lines Stable central wavelength despite temperature shifts Ion-assisted coating for scratch resistance SVBONY CLS Filter, Broadband Telescope Filter,2 Inch Light Pollution Filter **Brand:** svbony **Price:** 2718950₫ **Availability:** ✅ In Stock ## Summary > 🌠 See the stars like never before—filter out the noise, focus on the cosmos! ## Quick Answers - **What is this?** SVBONY CLS Filter, Broadband Telescope Filter,2 Inch Light Pollution Filter by svbony - **How much does it cost?** 2718950₫ with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/74800651-svbony-cls-filter-broadband-telescope-filter-2-inch-light-pollution) ## Best For - svbony enthusiasts ## Why This Product - Trusted svbony brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Optimized Nebula Signal:** Blocks 99.9% of urban light pollution while transmitting 90% of essential nebula wavelengths for stunning deep-sky clarity. - • **Universal Compatibility:** Seamlessly fits 2-inch telescope eyepieces, color CCD cameras, and unmodified DSLRs—upgrade your astrophotography gear instantly. - • **Thermal Stability Guaranteed:** No wavelength drift even in fluctuating outdoor temperatures—capture crisp images every time. - • **Precision Ion-Assisted Coating:** Durable, scratch-resistant surface built to last through countless stargazing sessions. - • **Enhanced Contrast for Urban Observers:** Transforms city skies into celestial showcases by suppressing sodium and mercury vapor light pollution. ## Overview The SVBONY CLS 2-inch Broadband Telescope Filter uses advanced ion-assisted deposition coatings to deliver durable, scratch-resistant performance with stable central wavelength unaffected by temperature changes. It achieves 90% transmission of key nebula emission lines (Ha, OIII, SII, H-beta) while blocking 99.9% of urban light pollution wavelengths, making it ideal for deep-sky astrophotography with color CCD and DSLR cameras. This filter enhances contrast and clarity in light-polluted environments, ensuring professional-grade celestial imaging. ## Description desertcart.com : SVBONY CLS Filter, Broadband Telescope Filter,2 Inch Light Pollution Filter | 0.1% Transmission of Off-band,90% Transmission of Key Nebula WavelengthsSuitable for Deep Sky Visual Astronomical Photography : Electronics ## Features - Evaporation with Ion-assisted deposition coating technology for durability and resistance to scratching;as well as stability on CWL (central wavelength) no deviation affected by temperature change - Planetary rotation system offers precision and homogeneity of coatings ensuring high value on transmission of pass band and Optical density of off-band - 90% transmission of main nebula emission lines;such as Ha 656nm;OIII 496nm;500nm;SII672nm and H-beta 486nm - 0.1% transmission of off-band;specifically the major emission lines of artificial light pollution;such as Na 589nm;Hg 435nmand 578nm - Suitable for color CCD cameras and unmodified DSLR Urban optical filter can effectively suppress urban harmful light and improve the contrast of shooting target ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B079BWDRFC | | Best Sellers Rank | #36 in Telescope Filters | | Brand | SVBONY | | Coating Description | Multi Coating | | Compatible Devices | color CCD cameras, unmodified DSLR cameras, visual use | | Customer Reviews | 4.1 4.1 out of 5 stars (80) | | Enclosure Material | Optical Glass | | Item Dimensions L x W | 2"L x 2"W | | Manufacturer | SVBONY | | Manufacturer Part Number | FUSF9155B | | Media Type | ProductImage | | Model Number | FUSF9155B | | Number of Items | 1 | | Number of Pieces | 1 | | Photo Filter Size | 48.5 millimeters | | Screen Size | 2 inches | | Set Name | Single Size | | Special Effect | Enhancing | | Thread Size | 48.5 millimeters | | UPC | 609378745584 | | Viewfinder Type | Optical | | Warranty Description | We provide 1 year warranty for SVBONY telescope accessories and 30 days no reason to return. Beyond the warranty period: We still offer maintain service, buyers are required to afford corresponding costs. We processed in the most hassle-free way possible.You just need to contact with us on Amazon ,we will reply you within 12 hours | | Water Resistance Level | Not Water Resistant | ## Product Details - **Brand:** SVBONY - **Coating Description:** Multi Coating - **Material:** Optical Glass - **Photo Filter Effect Type:** Enhancing - **Photo Filter Size:** 48.5 millimeters - **Photo Filter Thread Size:** 48.5 millimeters - **Product Dimensions:** 2"L x 2"W - **UPC:** 609378745584 - **Water Resistance Level:** Not Water Resistant ## Images ![SVBONY CLS Filter, Broadband Telescope Filter,2 Inch Light Pollution Filter - Image 1](https://m.media-amazon.com/images/I/517vVGd8fWL.jpg) ## Available Options This product comes in different **Size** options. ## Questions & Answers **Q: Inadequate responses still. eos 2000d has the same lens mount as others listed, why does it not fit?** A: Not familiar with the specifics of the EOS 2000D body's internals but since these clip-in filters mount inside the camera body I would expect it to fit this ASP-C chip body, unless Canon did something surprising with this model. The filters "ears" at the 4 and 8 o'clock postion that hold the filter in the camera body often need some "adjustment" to achieve a secure fit. **Q: Will this fit the Canon 5DsR camera body?** A: Dear customer , Thanks for your contact. No,this can't fit. For accessories;we provide 2 months warranty;within 2 months;you can return for refund or replacement.If you have any other questions about warranty;please contact us freely;we will work with you win to win. If my reply still doesn't answer your question well or you want to know more details about this product,could you please contact us by message on Amazon? Because the customer's message can be seen in the first time on Amazon, and will solve the problem as soon as possible. Once I receive your response, I will try my best to answer your questions. Sincerely look forward to your reply. Best wishes ! Kelly **Q: I have canon 250d with sigma 18-35mm f1.8 art dc hsm and its not modify so its work with it?** A: Dear customer , Thanks for your contact. No,it could not. For accessories;we provide 2 months warranty;within 2 months;you can return for refund or replacement.If you have any other questions about warranty;please contact us freely;we will work with you win to win. If my reply still doesn't answer your question well or you want to know more details about this product,please contact us by message on Amazon. Because the customer's message can be seen in the first time on Amazon, and will solve the problem as soon as possible. Once I receive your response, I will try my best to answer your questions. Sincerely look forward to your reply. Best wishes ! Kelly **Q: Another question: will this work with my t6i and the tokina 10-18 2.8 and the tamron 70-200 2.8. sigma 150-600? i'd use these for photography, no ef-s** A: yes ,you can use,You can rest assured to buy, we provide one month no reason to return Kelly ## Frequently Bought Together - SVBONY Telescope Filter 2 inches CLS Filter City Light Pollution Reduction Filter Broadband Filter Suitable for Deep Sky Visual Astronomical Photography - SVBONY Telescope Filter 2 inches UHC Filter for Observations of Deep Sky Objects Ultra High Contrast Filter Reduce Light Pollution - SVBONY Telescope Filter UV IR Cut Block Filter Infra Red Filter CCD Camera for Astrophotography Telescope UV Filter 2 inch Threads for DSLR Camera --- ## 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.vn/products/74800651-svbony-cls-filter-broadband-telescope-filter-2-inch-light-pollution](https://www.desertcart.vn/products/74800651-svbony-cls-filter-broadband-telescope-filter-2-inch-light-pollution) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-08-28*