Astrodon Red Continuum filter centered on 645nm with a FWHM of 5nm. For use with internal color filter wheel in QSI 500 Series cameras. The Red Continuum filter (645 nm, 5 nm FWHM) is used to produce a star map without the H-a or SII emission in order to subtract stars from emission images.
|Name||QSI - Astrodon 1.25" Red Continuum filter 5 nm FWHM|
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