Astrozap Baader 250mm-260mm Solar Filter Dust Cover The controller is Radio Frequency

The controller is Radio Frequency Interference (RFI) free which is absolutely necessary when astro imaging

Powerful Optics in a Sleek

Best performance with F/15 - F/30 refractors full aperture

K9 and K20 eyepieces (1

and a cradle ring assembly with Vixen-style dovetail mount

Astrozap Baader 250mm-260mm Solar Filter Dust Cover The controller is Radio FrequencyAstrozap Solar Filter With AstroSolar the Sun appears in neutral white. Other films and some glass filters produce a blurry bluish or reddish Solar image, thereby cutting part of the spectrum. Especially with an orange sun, it is very hard to see faculae regions which are visible predominantly in the blue wing of the spectrum. Due to it's neutral color balance, AstroSolar enables the use of various color (or interference) filters which allows the