William Optics Apochromatic refractor AP 51/250 RedCat WIFD OTA (82930)
William Optics Apochromatic refractor AP 51/250 RedCat WIFD OTA (82930)
9935.19 kr
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The AP 51/250 is a remarkable optic that combines compact size, affordability, and outstanding optical quality—perfect for astrophotographers and nature photographers alike. At its core is a Petzval optical design, featuring four elements in three groups, made from high-grade FPL53 and FPL51 glass. This results in a color-true, well-corrected image circle over 44mm in diameter—making it ideal for full-frame cameras! Its fast f/4.9 aperture enables short exposure times.
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William Optics Apochromatic refractor AP 91/448 BlackCat 91 WIFD OTA (85223)
William Optics Apochromatic refractor AP 91/448 BlackCat 91 WIFD OTA (85223)
31634.72 kr
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The AP 91/448 is an outstanding optical instrument that combines a compact form, attractive price, and excellent optical performance—perfect for both astrophotographers and nature photographers. Its heart is a Petzval design featuring four elements in three groups, made from premium FPL53 and FPL51 glass. This configuration produces a color-accurate, well-corrected image field with a diameter of over 55mm, making it ideal for full-frame cameras. Its fast f/4.9 aperture enables short exposure times.
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William Optics Apochromatic refractor AP 91/448 RedCat 91 WIFD OTA (85222)
William Optics Apochromatic refractor AP 91/448 RedCat 91 WIFD OTA (85222)
31634.72 kr
Tax included
The AP 91/448 is a remarkable optical instrument, blending compact size, competitive price, and exceptional image quality—ideal for both astrophotographers and nature photographers. At its core is a Petzval optical design with four elements in three groups, utilizing premium FPL53 and FPL51 glass. This setup provides a color-accurate, well-corrected image circle over 55mm in diameter, perfect for full-frame cameras. The fast f/4.9 aperture enables short exposure times for sharp, detailed images.
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William Optics Apochromatic refractor AP 132/925 Fluorostar Gold OTA (65801)
William Optics Apochromatic refractor AP 132/925 Fluorostar Gold OTA (65801)
48447.68 kr
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The Fluorostar features a triplet objective lens design with air gaps, crafted from premium FPL-53 ED glass by Ohara, Japan, combined with lanthanum elements. This exceptional construction guarantees outstanding color fidelity and crystal-clear images—making the Fluorostar a truly high-end instrument. Pair this apochromat with a high-quality William Optics star diagonal, and you’ll experience stellar views rarely matched by other telescopes. 
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Astronomik OIII 12nm CCD MaxFR Clip-Filters Sony alpha 7 (67056)
Astronomik OIII 12nm CCD MaxFR Clip-Filters Sony alpha 7 (67056)
4048.02 kr
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The MaxFR series of filters are specifically optimized for astrophotography with very fast telescopes, such as the Celestron RASA telescopes or Takahashi's Epsilon astrographs. These filters are designed to enhance imaging by targeting the three critical emission lines: OIII, H-alpha, and SII. They are available with a full width at half maximum (FWHM) of either 12nm or 6nm, catering to different imaging needs.
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William Optics Apochromatic refractor AP 132/925 FluoroStar Red OTA (75400)
William Optics Apochromatic refractor AP 132/925 FluoroStar Red OTA (75400)
51102.33 kr
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The FluoroStar features a premium objective lens made up of three air-spaced elements, including special FPL-53 ED glass from Ohara, Japan, and lanthanum glass. This advanced triplet design ensures exceptional color correction and crystal-clear views, making this telescope a true high-end instrument for demanding astronomers. Pair this apochromatic refractor with a top-quality diagonal from William Optics and you’ll enjoy star views of remarkable sharpness rarely matched by other telescopes. 
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Astronomik Filters H-alpha 12nm CCD MaxFR 31mm (67095)
Astronomik Filters H-alpha 12nm CCD MaxFR 31mm (67095)
2064.59 kr
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The MaxFR series of filters are designed for astrophotography with very fast telescopes, such as the Celestron RASA telescopes or Takahashi's Epsilon astrographs. They are optimized to capture the three essential emission lines: OIII, H-alpha, and SII. These filters are available with a full width at half maximum (FWHM) of either 12nm or 6nm, ensuring high performance for different imaging requirements.
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William Optics Apochromatic refractor AP 156/1217 Fluorostar Gray OTA (85097)
William Optics Apochromatic refractor AP 156/1217 Fluorostar Gray OTA (85097)
78091.41 kr
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The FluoroStar features a top-tier objective lens comprised of three air-spaced elements, utilizing premium FPL-53 ED glass from Ohara, Japan, combined with lanthanum glass. This sophisticated triplet design ensures outstanding color fidelity and image clarity, making it a true high-end instrument. Pair this apochromat with a high-quality William Optics diagonal, and you’ll experience star views of exceptional sharpness that few telescopes can match. 
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William Optics Apochromatic refractor AP Fluorostar 120/780 Gold OTA (74017)
William Optics Apochromatic refractor AP Fluorostar 120/780 Gold OTA (74017)
39156.3 kr
Tax included
The FluoroStar’s objective lens features a premium air-spaced triplet design, using FPL-53 ED glass from Ohara, Japan, combined with lanthanum glass elements. This exceptionally high-quality optical system delivers outstanding color fidelity and sharpness—making it a truly top-tier instrument. Pair this apochromatic refractor with a quality diagonal from William Optics, and you’ll enjoy stargazing with a level of clarity that few telescopes can match. 
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