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Telescope Filters Guide: Which Ones Are Worth Buying
A plain-English guide to telescope filters: moon, color, light pollution, nebula and solar types, what each does, and which are worth buying first.
Choosing a Telescope
Telescope Filters
3 guides, starting with Telescope Filters Guide: Which Ones Are Worth Buying.
Telescope Color Filter Chart: What Each Color Shows
A quick telescope color filter chart showing what red, orange, yellow, green and blue filters are typically used for on the Moon and planets, with caveats.
What Is a Moon Filter for a Telescope and Do You Need One?
A moon filter dims the Moon to cut glare and eye strain. Learn how fixed and variable types differ, how to choose one, and whether you really need it.
Related topics
More in choosing a telescope
Telescope Types 7 guides, starting with Telescope Types Explained. Choosing a Telescope 6 guides, starting with How to Pick a Good Telescope: A Buyer’s Guide. Dobsonian Telescopes 5 guides, starting with Dobsonian Telescope for Beginners: Why It Is a Great First Scope. Telescope Optics & Specs 6 guides, starting with What Is Aperture on a Telescope? Why Size Matters. Eyepieces & Finders 5 guides, starting with Telescope Eyepieces Guide: Types, Sizes and Choices.