lens shading

lens shading, Total:3 items.

The international standard classification for "lens shading" includes: .

The Chinese standard classification for "lens shading" includes: .

American National Standards Institute （ANSI)

• ANSI/AWS F2.2:2001 Lens Shade Selector

American Welding Society (AWS)

• AWS F2.2-2001 Lens Shade Selector

Gosstandart of Russia

• GOST 24775-1981 Objective lenses. Method for measuring the vignetting

Others: blackout method,shading,Shading measurement,Shading measurement,Shading performance,Shading net,Shading rate,Shading coefficient,Shading,Shading net,lens,projection lens lens,fabric blackout,shutter,shutter,Shading ratio,Shading film,Sunscreen,lens shading,Shading rate of blackout curtains