Er:YAG

Er:YAG

Supplier
Dj-laser
Category
Laser Crystals
Origin
China

Er:YAG is an excellent laser crystal emitting at 2.94μm and suitable for room-temperature operation, widely used in medical lasers and other fields. It has high slope efficiency and an operating wavelength that is relatively eye-safe.

Specification Snapshot
Laser Wavelength
2940 nm
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Overview

Er:YAG is an excellent laser crystal emitting at 2.94μm and suitable for room-temperature operation, widely used in medical lasers and other fields. It has high slope efficiency and an operating wavelength that is relatively eye-safe.

Specifications

ParameterValue
Dopant Concentration50at%
Crystal Orientation<111>±5°
Transmitted Wavefront Distortion≤0.125λ/inch
Extinction Ratio≥25dB
Product DimensionsØ≤15mm, L≤150mm
Dimensional ToleranceØ:0/-0.03mm; L:0/+0.5mm
Cylindrical ProcessingFine grinding, polishing and threading
End-Face Parallelism≤10"
End-face perpendicularity to rod axis≤5′
End-Face Flatness [632.8nm]λ/10@632.8nm
Surface Quality [MIL-O-13830A]10/5(MIL-O-13830A)
Edge Bevel0.15±0.05mm
Coating [2940nm]S1/S2:R≤0.25%@2940nm; S1:PR=88%±3%@2940nm; S2:HR≥99.8%@2940nm; other coating designs customizable
Coating Laser Damage Threshold [10ns, 10Hz]≥5J/cm2 10ns, 10Hz
Laser Wavelength2940 nm
Refractive Index [2940nm]1.79@2940nm
SpecialWedge angle, concave/convex surfaces, thermal-layer gold coating, etc.

Datasheet

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Supplier Information

Dj
Dj-laser
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Chengdu Dongjun Laser Co., Ltd. was founded on April 27, 2001, located in Pujiang Eco-Industrial Park, Chengdu, covering 112 mu with 22,000 sqm building area, is a national high-tech enterprise specializing in R&D and production of laser crystal and other artificial crystal materials. Main products include YAG series laser crystals, special optical windows, piezoelectric crystals, functional ceramics, optical components and laser device assemblies, widely applied in industrial processing, medical aesthetics, R&D, 5G communication, laser projection, laser lighting, medical & security CT, etc. The company holds over 50 patents and has established provincial technology center and academician workstation.

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Er:YAG
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