Beijing Leisheng Strong Technology Co., Ltd.

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Beijing Leishengqiang Style Technology Co., Ltd.

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Optical testing

■1、Wavefront distortion measurement equipment name: Digital wavefront interferometer Test wavelength range: 633nm and 1064nm Test size range: Φ3mm~10mm×20mm~150mm@1064nm；Φ3~100mm×250mm@633nm Measurement accuracy: λ/12@1064nm；λ/20@633nm Application range: Measuring the wavefront distortion of crystals that can transmit 1064nm and 633nm light, such as: Ho：Cr：Tm：YAG、Er：YAG, etc. ■2、Extinction ratio measurement: Equipment name: Extinction ratio

Category:

Technical services

Product Description

■ 1. Wavefront Distortion Measurement

Equipment Name: Digital Wavefront Interferometer

Test Wavelength Range: 633nm and 1064nm

Test Size Range: Φ3mm~10mm×20mm~150mm@1064nm;

Φ3~100mm×250mm@633nm

Measurement Accuracy: λ/12@1064nm;

λ/20@633nm

Application Range: Measurement of wavefront distortion of crystals that can transmit 1064nm and 633nm light, such as Ho:Cr:Tm:YAG, Er:YAG, etc.

■ 2. Extinction Ratio Measurement:

Equipment Name: Extinction Ratio Test System

Test Wavelength Range: 633nm and 1064nm

Test Size Range: Φ3mm~10mm×250mm

Measurement Error: ≤±5%

Application Range: Measurement of the extinction ratio of crystals that can transmit 1064nm and 633nm light, such as Ho:Cr:Tm:YAG, Er:YAG, etc.

■ 3. Angle Measurement:

Equipment Name: High-Precision Goniometer

Test Range: Diameter ≥Φ3mm

Measurement Accuracy: ≤0.3"

Application Range: Measurement of the geometric angle of plane solids with a certain reflectivity, such as crystal prisms, metal polyhedrons, etc.

■ 4. Surface Profile Measurement:

Equipment Name: ZYGO Flatness Interferometer

Test Range: Φ3mm~100mm

Measurement Accuracy: ≤λ/20@633nm

Application Range: Precise measurement of the surface profile of crystal samples.

■ 5. Stress Measurement:

Equipment Name: DIAS-1600 Digital Stress Meter

Test Range: Φ5mm~60mm

Measurement Accuracy: ±6nm

Application Range: Measurement of the magnitude and distribution of micro-stress in samples

■ 6. Spectral Measurement:

Equipment Name: LAMBDA950 Spectrophotometer

Measurement Range:

Wavelength Range: 185nm~3300nm,

Size Range: Φ3mm~20mm×40mm@Transmittance

Φ5mm~20mm×90mm@Reflectance

Measurement Accuracy: ±0.1nm

Application Range: Measurement of sample transmittance at 0-60 degrees, sample reflectance at 6-68 degrees, sample diffuse reflectance measurement, and transmittance and reflectance measurement of p and s polarized light.

■ 7. Laser Damage Threshold Test:

Equipment Name: Laser Damage Threshold Test System

Measurement Range:

Wavelength: 1064nm,

Pulse Width: 10ns,

Power Density: 600MW/cm2 ~ 2000 MW/cm2

Power Fluctuation: ≤±5%

Application Range: Measurement of the laser damage threshold of films and crystals.

■ 8. Single-Pass Loss Test:

Equipment Name: Single-Pass Loss Test System

Measurement Range:

Wavelength Range: 1064nm

Size Range: Φ4mm~20mm×250mm

Measurement Error: ≤±10%

Application Range: Measurement of the light energy loss caused by a single pass of crystal materials at a wavelength of 1064nm.

■ 9. Weak Absorption Test:

Equipment Name: PTI Weak Absorption Meter Low A

bsorptiometer

Measurement Range: Transmissive films, transparent crystals, transparent ceramics, transparent glass, etc.;

Wavelength Range: 1064nm;

Measurement Resolution: Better than 1ppm;

Application Range: Mainly used for weak absorption of impurity absorption and film defects in crystal materials.

■ 10. Fourier Spectroscopy Test:

Equipment Name: Frontier Optica Fourier Transform Infrared Spectrometer FT-IR Spectrometer

Measurement Range: Infrared materials and infrared films;

Wavelength Range: 7800-350cm-1;

Wavenumber Accuracy: Better than 0.01 cm-1;

Application Range: Mainly used for mid- and far-infrared spectral measurement of infrared materials and films.

Keyword:

Bonded laser crystal