Dual wavelength plate

461nm & 689 retardation plate

Part details

Material :

Crystal quartz

Manufacturing process :

Precision optics manufacturing and AR coating

Dimensions:

D25.4mm (one inch) +0/-0.1mm

thickness 2.2mm  +/-0.3mm

Shape :

Round window

Optical properties:

Retardation lambda/4 @461nm and  lambda/4 @689nm

Delay accuracy : lambda/90

S&D : 40/20

Optical treatment :

AR coating T better that 99% at 461nm and 689nm

Usage :

research