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Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
or other telescope models
Other models that do not include RS-232 inputs:
Full 22mm clear aperture
Astro-Physics GTO
Radius of curvature: 65mm
Daystar ERF 150mm with 190mm Cap - E-190N150 Cable or other telescope models150mm ERF Glass, Cell & 190mm ID Cap For Refractors DayStar Energy Rejection Filters reduce the heat load on your filter assembly by absorbing or reflecting UV and or I light and transmitting light in the desired visual spectrum. These filters are sometimes Red or Yellow glass, or dielectric IR and UV, but pass light in the desired visual spectrum. The ERF can also serve as an aperture mask to accomplish a straight angle of incidence for light
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