Optolong L’eXtreme
After using many different types of light pollution filters – one filter that stands out the most is the L’eXtreme filter by Optolong.This filter boasts a 7nm range in the […]
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Astrophotography Filters part 3: Putting it all together
This is part 3 of my series on astrophotography with filters. Last time I explained how the human eye sees in colour, using three different types of cone cells. We […]
Astrophotography Filters part 2: Narrowband vs. RGB filters and how they work
This is part 2 of a series of blogs about filters and narrowband astrophotography. Bill explains how filters work, why you might use different filters and what a photo taken […]
Astrophotography Filters part 1: Getting into filters
This is part 1 of a series of blogs about narrowband photography. In this introduction part, Bill talks about how – and why – he moved from taking astrophotographs with […]