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1.25" Color filter set for Questar eyepieces
$345.00This Questar filter set for planetary observing consists of ten 1.25" stackable color filters that are threaded to fit the barrels of Questar Brandon eyepieces only.
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Astro-Tech #12 Medium yellow 1.25" color filter
$11.95This #12 medium yellow Astro-Tech 1.25" eyepiece filter is helpful in improving lunar and Martian contrast in telescopes 4" to 8" in aperture, particularly if combined with a polarizing or neutral density filter when used with the larger apertures . . . -
Astro-Tech #56 Light green 1.25" color filter
$11.95If you have a scope 6" in aperture and under, this Astro-Tech #56 light green 1.25" eyepiece filter is a useful tool for observing different features on every planet from Venus to Saturn . . . -
Optolong L-Pro 1.25" Light Pollution Filter
$149.00The Optolong 1.25" L-Pro light pollution filter is a great way to suppress the issues caused by all these lights that are all around us. This mounted filter can be used visually or photographically. -
Optolong SII 6.5nm 1.25" filter
$159.00The SII 6.5nm from Optolong works fantastically as a photographic filter, but also works for viewing faint nebula.