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🌠 Capture the cosmos like a pro—no dark sky required!
The SVBONY SV220 is a 2-inch 7nm dual-band narrowband filter designed for deep-sky astrophotography. It selectively transmits H-Alpha (656.3nm) and O-III (500.7nm) nebula emission lines while blocking stray artificial light and skyglow, enabling high-contrast, detailed images even in light-polluted urban settings. Featuring over 94% transmission, a waterproof anodized aluminum frame, and compatibility with color CMOS, CCD, and digital cameras, this filter is a must-have for serious astrophotographers seeking superior image quality with minimal post-processing.
| ASIN | B0BRCYF29T |
| Best Sellers Rank | #9 in Telescope Filters |
| Brand | SVBONY |
| Built-In Media | 1 X Plastic packaging box, 1 X SVBONY SV220 2" Dual narrow-band filter, 1 X Spectrum diagram |
| Coating Description | Multi Coating |
| Compatible Devices | Color CMOS, CCD, and digital cameras (not suitable for visual astronomy or solar imaging) |
| Customer Reviews | 4.8 4.8 out of 5 stars (116) |
| Enclosure Material | Aluminum, Optical Glass |
| Item Dimensions L x W | 2"L x 2"W |
| Item Weight | 30 g |
| Manufacturer | SVBONY |
| Manufacturer Part Number | FW9172B |
| Media Type | ProductImage |
| Model Name | SV220 |
| Model Number | FW9172 |
| Number of Items | 1 |
| Number of Pieces | 1 |
| Photo Filter Size | 5.1 centimeters |
| Screen Size | 2 inches |
| Set Name | SV220 7nm 2" |
| Special Effect | Enhancing |
| Thread Size | 48 millimeters |
| 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 | Waterproof |
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