Crystals Land

   PbMoO4

This crystal features low optical losses, high optical homogeneity and stability to laser radiation. It is used commonly as acousto-optical and high voltage measurement devices, and as a scintillator for high energy radiation monitoring.

 
Physical Properties:

Chemical Formula	PbMoO4
Crystal Structure	Tetragonal
Density	6.95 g/cm3
Melting Temperature,	1330 K
Hardness (Mohs)	3
Transmittance Range	0.42-5.5 mm
Transmittance at 515 nm for 6 mm light path	> 70 %
Refractive Index at 633 nm	no=2.38 ne=2.25
Sound Velocity, L (001) mode, m/s	3,750
Sound Attenuation at 500 MHz, dB/cm	2.5
AO Figure of Merit M2, s3/g	37 x 10-18
Reflection Loss per surface, % single wave AR coating broadband (450-900 nm) AR coating	< 0.2 < 0.6

Specifications:

Wavefront distortion	less than l/8 @ 633nm
Dimension tolerance	(W ± 0.1mm) x (H ± 0.1mm) x (L + 0.2mm/-0.1mm)
Clear aperture	> 90% central area
Flatness	l/8 @ 633nm
Scratch/Dig	10/5 to MIL-O-13830A
Parallelism	better than 20 arc seconds
Perpendicularity	5 arc minutes
Angle tolerance	qD < ± 0.5°, fD < ±0.5°