●1.25 inch moon filter reduce the amount of light entering the eyepiece and increase the eyepiece contrast ●The moon filter reduces the glare;allowing transmission of only 13 percent of the reflected ligh;which means you can see the surface more clearly and study the Moon in greater comfort ●Allow for maximum contrast of lunar detail enhances the contrast of the moon and planets in photographic images ●Neutral colored optical glass does not change the moons natural color ●Have a standard 1.25 inch filter thread (M28.5 x 0.6);Its a great birthday christmas gift
Description
The SVBONY 1.25" Polarizing Filter
The 1.25" Polarizing Filter is made of high quality anodized aluminum, durable and good feeling. Optical glass designed to reduce the amount of light entering your eyepiece.