Astronomik H-alpha 6nm CCD MaxFR 2" (M48) Filter for Fast Optics lunar imaging camera Which is better

Which is better

5 seconds last backlight will fully illuminate the screen which makes it easy to see the time at night

Straight Spotting Scopes

38mm clear aperture

ensuring quick setup for additional units

Astronomik H-alpha 6nm CCD MaxFR 2" (M48) Filter for Fast Optics lunar imaging camera Which is betterAstronomik H alpha 6nm CCD MaxFR 2'' (M48) MaxFR Astronomik photographic narrowband emissionline filters for fast optical systems. There is an ever growing demand for filters suitable for extremely fast optical systems like Celestrons RASA and the Epsilon Astrographs made by Takahashi. Our novel MaxFR emission line filters are suitable up to very fast focal ratios. The new Astronomik MaxFR series of narrowband emissionline filters is perfectly matched