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Individual Filters & Mirrors

Filters and Mirrors for Astronomy

Chroma Technology Corp

Filters for Astrophotography

Common specifications:

  • Durable sputter coatings
  • Filters designed for use with CCD and for f/4.5 or slower
  • Transmitted wavefront better than 0.25 waves/inch
  • Parallelism <30 arcsec
  • Thickness: 3.0 +/-0.05mm
  • Typical spectral performance shown below
    (plots are measured data)

 

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Halpha(656.3/7.7) - 27mm diameter
  • Wavelength (CWL): 656
  • Bandwidth (FWHM): 7.7
  • T: >=93%@656.3nm, BW=7.7nm nominal
Price:$285.00
This filter is also available as part of these complete filter sets
Halpha(656.3/7.7) - 27mm diameter, mounted
  • Wavelength (CWL): 656
  • Bandwidth (FWHM): 7.7
  • T: >=93%@656.3nm, BW=7.7nm nominal
Price:$295.00
This filter is also available as part of these complete filter sets
Halpha(656.3/7.7) - 50mm diameter
  • Wavelength (CWL): 656
  • Bandwidth (FWHM): 7.7
  • T: >=93%@656.3nm, BW=7.7nm nominal
Price:$455.00
This filter is also available as part of these complete filter sets
Halpha(656.3/7.7) - 50x50mm square
  • Wavelength (CWL): 656
  • Bandwidth (FWHM): 7.7
  • T: >=93%@656.3nm, BW=7.7nm nominal
Price:$465.00
This filter is also available as part of these complete filter sets
SII(672.4/7.7) - 27mm diameter
  • Wavelength (CWL): 672
  • Bandwidth (FWHM): 7.7
  • T: >=93%@672.4nm, BW=7.7nm nominal
Price:$285.00
SII(672.4/7.7) - 27mm diameter, mounted
  • Wavelength (CWL): 672
  • Bandwidth (FWHM): 7.7
  • T: >=93%@672.4nm, BW=7.7nm nominal
Price:$295.00
SII(672.4/7.7) - 50mm diameter
  • Wavelength (CWL): 672
  • Bandwidth (FWHM): 7.7
  • T: >=93%@672.4nm, BW=7.7nm nominal
Price:$455.00
SII(672.4/7.7) - 50x50mm square
  • Wavelength (CWL): 672
  • Bandwidth (FWHM): 7.7
  • T: >=93%@672.4nm, BW=7.7nm nominal
Price:$465.00
OIII(500.7/7.1) - 27mm diameter
  • Wavelength (CWL): 500
  • Bandwidth (FWHM): 7.1
  • T: >=92%@500.7nm, BW=7.1nm nominal
Price:$285.00
OIII(500.7/7.1) - 27mm diameter, mounted
  • Wavelength (CWL): 500
  • Bandwidth (FWHM): 7.1
  • T: >=92%@500.7nm, BW=7.1nm nominal
Price:$295.00
OIII(500.7/7.1) - 50mm diameter
  • Wavelength (CWL): 500
  • Bandwidth (FWHM): 7.1
  • T: >=92%@500.7nm, BW=7.1nm nominal
Price:$455.00
OIII(500.7/7.1) - 50x50mm square
  • Wavelength (CWL): 500
  • Bandwidth (FWHM): 7.1
  • T: >=92%@500.7nm, BW=7.1nm nominal
Price:$465.00
Luminance - 27mm diameter
  • T: 385nm - 684nm >=91%avg, 85%min
Price:$135.00
This filter is also available as part of these complete filter sets
Luminance - 27mm diameter, mounted
  • T: 385nm - 684nm >=91%avg, 85%min
Price:$145.00
This filter is also available as part of these complete filter sets
Luminance - 50mm diameter
  • T: 385nm - 684nm >=91%avg, 85%min
Price:$215.00
This filter is also available as part of these complete filter sets
Luminance - 50x50mm square
  • T: 385nm - 684nm >=91%avg, 85%min
Price:$225.00
This filter is also available as part of these complete filter sets
Red - 27mm diameter
  • T: 603nm - 684nm >=91%avg, 85%min
Price:$135.00
This filter is also available as part of these complete filter sets
Red - 27mm diameter, mounted
  • T: 603nm - 684nm >=91%avg, 85%min
Price:$145.00
This filter is also available as part of these complete filter sets
Red - 50mm diameter
  • T: 603nm - 684nm >=91%avg, 85%min
Price:$215.00
This filter is also available as part of these complete filter sets
Red - 50x50mm square
  • T: 603nm - 684nm >=91%avg, 85%minT: 603nm - 684nm >=91%avg, 85%min
Price:$225.00
This filter is also available as part of these complete filter sets
Green - 27mm diameter
  • T: 500nm - 575nm >=91%avg, 88% min
Price:$135.00
This filter is also available as part of these complete filter sets
Green - 27mm diameter, mounted
  • T: 500nm - 575nm >=91%avg, 88% min
Price:$145.00
This filter is also available as part of these complete filter sets
Green - 50mm diameter
  • T: 500nm - 575nm >=91%avg, 88% min
Price:$215.00
This filter is also available as part of these complete filter sets
Green - 50x50mm square
  • T: 500nm - 575nm >=91%avg, 88% min
Price:$225.00
This filter is also available as part of these complete filter sets
Blue - 27mm diameter
  • T: 380nm - 500nm >=90%avg, 88% min
Price:$135.00
This filter is also available as part of these complete filter sets
Blue - 27mm mounted
  • T: 380nm - 500nm >=90%avg, 88% min
Price:$145.00
This filter is also available as part of these complete filter sets
Blue - 50mm diameter
  • T: 380nm - 500nm >=90%avg, 88% min
Price:$215.00
This filter is also available as part of these complete filter sets
Blue - 50x50mm square
  • T: 380nm - 500nm >=90%avg, 88% min
Price:$225.00
This filter is also available as part of these complete filter sets
Clear - 27mm diameter
  • T: 380nm - 1000nm >97% avg
Price:$60.00
Clear - 27mm diameter, mounted
  • T: 380nm - 1000nm >97% avg
Price:$70.00
Clear - 50mm diameter
  • T: 380nm - 1000nm >97% avg
Price:$95.00
Clear - 50x50mm square
  • T: 380nm - 1000nm >97% avg
Price:$105.00
  • Page 1 of 1 (32 total results found)
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10 Imtec Lane, Bellows Falls, VT 05101 USA • Tel 800.824.7662 • Fax 802-428-2525 • sales@chroma.com
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