Zero order quarter wave plate

Retardation wave plate @ 780 nm

Part details

Material:

Substrate in crystal quartz

Manufacturing process :

1. Precision cutting and polishing of the substrate
2. Cleaning
3. PVD coating

Dimensions:

2 x 2 x 0.2 mm   +/- 0.1 mm

Shape:

square

Specifications:

Fast axis @45° from the plate border

Clear aperture better than 85%

Scratch and Dig surface quality : 20/10

Transmisted wavefront distortion : lambda/10

Retardation zero order 2.25 lambda

Retardation tolerance +/- lambda/300

Optical treatment:

Anti-reflective @780 nm  R lower than 0.25 %

Usage:

Photonics research