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Astro-Tech 1.25" #ND9 13% Transmission neutral density grey Moon filter
$12.95This Astro-Tech 1.25" 13% transmission neutral gray filter reduces the brightness and glare that can mask low contrast details during lunar and planetary observing . . . -
Astro-Tech 2" CrystalView Moon Filter
$19.95This Astro-Tech 2” 13% transmission neutral gray filter reduces the brightness and glare that can mask low contrast details during lunar and planetary observing . . .