Special
Application Filters:
H-alpha and
Photometric UBVRI Filter Sets
4.5 nm H-alpha Filter |
Uses: |
Features: 4.5 nm passband centered on 656.3 nm. Transmission nearly 90% at center wavelength. Blanked to 1.2 microns (Infrared blocked). Anti-reflection coatings Mounted in 1.25" metal cell designed to fit CFW8 carousel or 50mm unmounted round filter for the Research Series cameras. Filter may be removed from cell for easy cleaning. |
List Price 1.25" Filter in threaded cell $275 50mm unmounted round filter $575 |
10 nm H-alpha Filter |
Uses: |
Features: 10 nm passband centered on 656.3 nm. Transmission nearly 90% at center wavelength. Blanked to 1.2 microns (Infrared blocked). Anti-reflection coatings Mounted in 1.25" metal cell designed to fit CFW8 carousel or 50mm unmounted round filter for the Research Series cameras. Filter may be removed from cell for easy cleaning. |
List Price 1.25" Filter in threaded cell $195 50mm unmounted round filter $495 |
UBVRI Filters |
Uses: |
Features: |
Price: |
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Revised: January 26, 2004 11:55:47 AM.
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