Crystal Polarizers

Quartz and Calcite Prism Polarizers

Types	Glan Taylor (Glan Laser)	Glan Thompson	Wollaston
Material	Calcite	Calcite	Calcite
Construction	Air spaced with 2 additional exit windows	Cemented	Cemented
Usable Wavelength Range	300 nm – 2200 nm	300 nm – 2700 nm	300 nm – 2200 nm
Extinction Ratio
Beam Separation	ordinary: reflected extraordinary: transmitted	ordinary: absorbed extraordinary: transmitted	+/- 5  or +/- 10 
Dimensions (Clear Aperture x outside diameter; mm)	9 x 25 14 x 25	9 x 25 14 x 25	9 x 25 14 x 25
Field of View (typ.)	8	17
Surface Flatness @ 546 nm	/4	/4	/4
Damage Threshold, pulsed @ 1064nm, 20 ns	300 MW/cm²
Damage Threshold, cw	30 W/cm² @ 1064 nm	ordinary: 30 W/cm² extraordinary: 200 W/cm²

In black anodized ring mounts