Antares 1.25in ND Filter, 25% Transmission
Neutral density filters can reduce brightness across the visual spectrum without losing resolution, enhancing lunar-planetary observing. Can be used...
Antares 1.25in ND Filter, 13% Transmission
Neutral density filters can reduce brightness across the visual spectrum without losing resolution, enhancing lunar-planetary observing. Can be used...
Antares 1.25in Variable Transmission Filter (1-40%)
Neutral density filters can reduce brightness across the visual spectrum without losing resolution, enhancing lunar-planetary observing. Can...
Antares 2in Color Filter, Light Red
Color filters enhance planetary imaging. Every refractive system, (lenses,correctors,eyepieces etc.) produce Chromatic Focal Shift: The different colors...