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Alpine Astronomical Baader 4.5nm Sulfur-II Ultra-Narrowband CCD Filter (36mm Round, Unmounted)

Alpine Astronomical Baader 4.5nm Sulfur-II Ultra-Narrowband CCD Filter (36mm Round, Unmounted)

B&H # ALFSIINURD36 MFR # FSIINU-RD36
Alpine Astronomical Baader 4.5nm Sulfur-II Ultra-Narrowband CCD Filter (36mm Round, Unmounted)

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Expected availability: 2-4 weeks

Product Highlights

  • For Astrophotography and Imaging
  • 673nm Wavelength, 4.5nm Half Bandwidth
  • Use on Fast f/8 to f/3 Optical Systems
  • NOT Safe for Solar Viewing
  • Ultra-Narrow High-Transmittance Bandpass
  • Anti-Reflection Fully Coated Surfaces
  • Natural Light Pollution & IR Blocking
  • Planeoptically Precision Polished
  • Dielectrically Anti-Reflection Coated
  • Unmounted for Custom Applications
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$349.00
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