4 x 4" Ultra Circular Polarizer Filter Accessories and works to attenuate both

and works to attenuate both visible and infrared light

An open slot in the center (similar to a slot in a mail/letter box) is flanked by diopter glass on either side

since it enhances the lines and is easier to view the image

1 색상 밀도는 2 밀도 필터보다 담배 착색이 적습니다

당신의 깊고 푸른 하늘은 심지어 "푸른" 고효율 디자인 화이트 워터 글라스로 제작

4 x 4" Ultra Circular Polarizer Filter Accessories and works to attenuate bothThe Tiffen 4 x 4" UltraPol Circular Polarizer Filter helps to reduce reflections and glare by filtering out light that has become polarized due to reflection from a non metallic surface. The light from the sun naturally becomes partially polarized due to reflecting off electrons in air molecules, causing the light to scatter into what appears as haze. A polarizing filter arranges, and filters, this directionally polarized light perpendicularly to the