Product features:
Polarizer fixed by pressing ring, PTFE gasket protecting lens
Used with BRTE7MMP1 series Polarizer Holdersfor rotating adjustment easily
A marking line on the circle, can customizedcircumferential characterization in 360°
Selection parameters:
| Model | BRTE7MMPH1254  | 
Clamping diameter A  | 25.4/30/38.1(Customizable)  | 
Aperture B  | 23  | 
External diameter C  | 43  | 
D  | 38 | 
Weight/g  | 41  | 
