GC-GRAY ( hard gray gradient):

The gray gradient lens is extremely important photographic art filters, which can be divided into hard and soft gradually becoming mirror of mirror of, GC-GRAY (gray gradient hard) are hard gradient, ie a smaller range of transition, the transition range boundaries obvious.

 

GC-GRAY ( hard gray gradient):

Pressure can be used appropriately dark sky, of course, the premise is sunny sky insolation strong contrast with the larger ground, as well as the camera's metering system can not meet the requirements of your shot, the gray gradient lens can reduce the amount of light entering the lens portion avoid dazzle the sky appears white or gray ground situation.

 

 

 

Athabasca (Ai photo card) GC-GRAY ( hard gray gradient):

Caliber can offer:

49mm 52mm 55mm 58mm 62mm 67mm 72mm 77mm     82mm

 

Athabasca (Ai photo card) GC-GRAY (hard gray gradient):

Thickness: 5.74mm

Material: resin

Coating Coating: Coating dimming

Fixation: fixed circle seamless access

Main features: pressure dark sky

Environmental certification: