CAST MR-11 Optical Spread Lens (COSL11)

CASt Lighting Optical Spread Lens This glass lens sports ridges in a cross-hatched pattern. It's effect is called prismatic diffusion.

It widens the beam slightly, softens the edges and softens the hot spot at the center of the beam.

It cuts center beam brightness by about 20%.

It's typically used when lighting walls or plant material when a softer, less defined beam is desired.

Read the article on the uses of Lenses and Louvers.

Photometrics

Download IES file of CAST MR-16 Bullet Light with COFL lens.

CAST MR-16 Bullet (no lens)
CAST MR-16 Bullet (no Filter/Lens)
CAST MR-16 Bullet (COSL)
CAST MR-16 Bullet (with COSL Lens)