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Orion Sirius
The 70mm aperture will allow enough light into the eyepiece to show you great lunar details
The typical transmission is higher than 99%
To install your Illuminator II into the finder
Weight (lb / oz) 0
Astrozap Baader 338mm-348mm Solar Filter Price_$2250 - $2499 Orion SiriusAstrozap 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
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