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Baader Planetarium 100mm AstroSolar BDSF 3.8 White-Light Digital Solar Filter for Telescopes

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Product details

Management number 208573446 Release Date 2026/03/22 List Price US$46.80 Model Number 208573446
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Be prepared to capture the sun's brilliance with the 100mm AstroSolar BDSF 3.8 White-Light Digital Solar Filter for Telescopes. This high-quality, durable solar filter is a product of Baader Planetarium, a brand renowned for its innovative and advanced astronomical equipment. This solar filter is designed with AstroSolar PHOTO Film OD 3.8, a material that has proven its effectiveness over the years. This film allows for the shortest exposure times, making it ideal for digital videography and the lucky imaging technique. It's capable of almost "freezing" turbulences in the earth's atmosphere, providing you with clear, crisp images. Unlike many ready-made filters that stretch the filter material like a drumhead, compromising image quality, the AstroSolar BDSF 3.8 White-Light Digital Solar Filter is designed to be mounted entirely stress-free. This ensures it performs like a high precision plane optical window, even under temperature changes. The filter's large 100mm size allows more light to pass through, providing a clearer image. It's important to note that this filter is intended for digital imaging, not direct sun observation. The AstroSolar BDSF 3.8 White-Light Digital Solar Filter features a temperature-compensated cell. The film is cemented onto an injection-molded ring with the same thermal expansion as the AstroSolar Filter material itself. This free-floating film-carrier ring is held onto the aluminum frame with a fiber-reinforced plast

  • SUPERIOR VIEWING - Experience unmatched clarity with our AstroSolar filter, designed for optimal white-light observation, revealing intricate solar details with exceptional contrast.
  • ENHANCED SAFETY - Our advanced filter technology provides robust protection, blocking harmful radiation and ensuring safe solar observation for you and your equipment.
  • VERSATILE COMPATIBILITY - The 100mm aperture fits a wide range of telescopes, offering a secure and precise fit with included screws, washers, and centering bolts for easy setup.
  • DURABLE CONSTRUCTION - Crafted with high-quality materials, this filter is built to last, withstanding regular use while maintaining its exceptional optical performance over time.
  • OPTIMIZED PERFORMANCE - Achieve high-resolution imaging with the broadband filter, perfect for capturing stunning solar phenomena with your digital camera or telescope setup.
Item Weight 12 ounces
Manufacturer Baader Planetarium
Item model number BDSF-100
Product Dimensions 9.5 x 8.8 x 1.3 inches

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