Moon Filter light gray #25, 31.75 mm (1.25") gray filter
Moon filter (31.75mm, 1.25")
Are screwed into the eyepiece to observe the moon and protect the eye from glaring moonlight with simultaneous increase in contrast.
An indispensable tool for lunar observation. Observations without lunar filters are not recommended and may harm the eye.
The moon filter gray and the color filter gray are identical.