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Filtre Bessel UBVRI 36 mm pour Photométrie - Baader

Filtre Bessel UBVRI 36 mm pour Photométrie - Baader

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€186,90 EUR
€186,90 EUR
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The Baader Bessel UBVRI 36 mm filter is designed for scientific photometry, covering ultraviolet to infrared light bands. Compatible with an f/1.8 to f/15 ratio, it is ideal for applications with modern CMOS and CCD cameras. This filter ensures precise wavelength transmission with advanced ion coating technology guaranteeing durability and optimal resistance to stray reflections.

  • Filter diameter: 36 mm
  • Filter thickness: 2 mm
  • Mount finish: aluminum
  • Reflex-Blocker™ coating technology to eliminate unwanted reflections
  • Advanced ion coating ensuring resistance and durability
  • Passbands compliant with the Bessel UBVRI system: U (320-400 nm), B (400-500 nm), V (500-700 nm), R (550-800 nm), I (700-900 nm)
  • Ensured homofocality for combined use with other Baader filters of the same size
  • Black edges and indicators to prevent side reflections
  • Life-Coat™ coating resistant to aging and demanding environments
  • High-precision bandpass filter for photometric measurements
  • Excellent spectral fidelity for photometry with CCD and CMOS cameras
  • Compatibility with a wide range of instruments thanks to its standard mount
  • Robust design allowing a long lifespan even in difficult conditions
  • Optimized for precise brightness measurements according to the Bessel standard used in astrophotography
  • Reduces light interference thanks to its Reflex-Blocker™ technology
  • Compatible with filter holders and accessories accepting 36 mm filters
  • Suitable for use with CCD or CMOS cameras dedicated to photometry
  • Perfect for use with telescopes and observation instruments respecting Bessel filter standards

baader-73910

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