H&Y Filters HD EVO-Series Magnetic Protection (UV) Filter - 82mm Bag Inserts Density pattern corresponds to the

Density pattern corresponds to the brightness pattern of the sun when it appears at or is closer to the horizon as opposed to a higher angle

Capacity up to 12 sheets of 4x5 or 8x10 Sheet Films

(You don't need to apply it like drawing a circle

Increases to Maximum Density at Center

The metal frame door is inlaid with tempered silk screened glass

H&Y Filters HD EVO-Series Magnetic Protection (UV) Filter - 82mm Bag Inserts Density pattern corresponds to theH&Y Filters HD EVO Series Magnetic Protection (UV) Filter 82mm Key Features Protection (UV) Filter HD Optical Glass Multicoated Optical Glass Eliminates Vignetting Aluminum Filter Ring Front and Rear Threading Screw In & Magnetic Attachment The EVO Series Magnetic Protection (UV) Filter from H&Y Filters is made with HD optical glass and has an aluminium alloy ring. This filter is made to be on your camera lens for long periods of time and can be used