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Filters For Telescopes

Filters make it possible to look at the Sun without going blind; to bring out detail in the Moon and planets that would otherwise be hidden in their glare; to eliminate the effects of city lights if you have to observe from a light polluted location.

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Astro-Tech #21 Orange 1.25" color filter

$11.95

This #21 orange Astro-Tech 1.25" eyepiece filter is useful in improving contrast when observing the Moon and all planets out to Saturn in telescopes 6" to 8" in aperture and larger, particularly if combined with a polarizing or neutral density filter . . .
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Astro-Tech #58 Dark green 1.25" color filter

$11.95

This Astro-Tech #58 dark green 1.25" eyepiece filter is very helpful when observing the Moon and Mars, plus enhances a variety of features on all the other planets from Venus to Saturn If you have a scope 8" in aperture and larger . . .