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Ruby is the classic Laser crystal with an emission wavelength of 694 nm and is mainly used for medical applications. Material Parameters | Host crystal | Al2O3 | Lattice type, symmetry, space group
| Corundum, trigonal, R3c
| Hardness (Mohs)
| 9
| | Dopant concentration (Nd3+) | 0.03 to 0,05 wt% Cr2O3
| | Crystallographic orientation | 60° to c-axis, other orientations on request | Index of refraction (794 nm)
| ~ 1,71
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Laser ElementsLaser rods with length up to 150 mm, diameter 1 to 12.7 mm (standard specifications);
Dopant concentrations on request.
CoatingsCoatings upon request, AR794
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LASER Crystals