HOYA PRO1 Digital Series - Key Features
Digital multi-coated filters greatly reduce the appearance of lens flare and ghosting caused by reflections.
Black Almite Frame
Filters feature a black matte
aluminum satin finish almite frame which reduces reflections.
Black Rimmed Glass
These filters are equipped with black rimmed glass to reduce the chance of light reflecting off the edge.
Low Profile Frame
Ultra thin filter frames to help avoid vignetting on super wide angle lenses are also designed to hold a lens cap.
Knurling Edge Frame
These filters are equipped with a straight knurling edge for non-slip, easy attachment and removal.
UV Protected Case
Filter cases are UV protected to further lengthen the life of filters
|Size||77 mm x 3 mm thick|
|Filter Factor||Reduces ISO 1/8|
|Effect||ND filters appear grey, and reduce the amount of light reaching the film. They have no affect on color balance|
|Application||To use hig-speed film in bright sun|
|Color Temperature||Not Applicable|
|Front Filter Thread Size||77 mm|
|Front Lens Cap Size||77 mm|