HOYA
HISTORY
TECNOLOGY
GENERAL FILTERS
COLORED FILTERS
SPECIAL EFFECTS FILTERS


Increases contrast between reds and yellows. Particularly useful for distant outdoor shots taken with a telephoto lens. Also useful in color photography for spectacular sunsets, seascapes, etc.

Available sizes and coatings
Size 39.0 46.0 49.0 50.0
Bayonet		 52.0 55.0 58.0
Standard o o o o o o o
HMC - o o o o o o
S-HMC - - - - - - -
Size 60.0
Bayonet		 62.0 67.0 72.0 77.0 82.0 86.0 95.0
Standard o o o o o o o o
HMC o o o o o o - -
S-HMC - - - - - - - -
Bayonet 50: Used on older Hasselblad lenses.
Bayonet 60: Used on current Hasselblad lenses.