HighFinesse Wavelength Meters WS8-10
HighFinesse/Ångstrom WS series wavelength meters are high-end instruments for pulsed or continuous laser wavelength measurement. Very high relative and absolute accuracy meets professional research, industrial and medical requirements. The outstanding accuracy of the WS series reflects the leading industry position of HighFinesse-Angstrom wavelength meters.
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Overview
Specifications
| Parameter | Value |
|---|---|
| Measurement range [UV-I] | 248~1180 nm |
| Measurement range [Standard] | 330~1180 nm |
| Measurement range [IR-I] | 630~1750 nm |
| Absolute accuracy [192~330nm；(1)3σ，And no better than 20% of the laser linewidth；(2)multimode fiber；(22)Range limited to 248~330nm] | 0.1 pm |
| Absolute accuracy [330~375nm；(1)3σ，And no better than 20% of the laser linewidth；(3)Within ±200nm of the calibration wavelength, external accuracy is the same as WS7-30] | 20 MHz |
| Absolute accuracy [375~800nm；(1)3σ，And no better than 20% of the laser linewidth；(3)Within ±200nm of the calibration wavelength, external accuracy is the same as WS7-30] | 10 MHz |
| Absolute accuracy [800~1180nm；(1)3σ，And no better than 20% of the laser linewidth；(3)Within ±200nm of the calibration wavelength, external accuracy is the same as WS7-30] | 8 MHz |
| Absolute accuracy [1180~2250nm；(1)3σ，And no better than 20% of the laser linewidth；(23)Range limited to 1750nm] | 8 MHz |
| Quick coupling accuracy [with multi mode fiber] | 100 MHz |
| Wavelength deviation sensitivity/Measurement resolution [(5)standard deviation; singlemode or photonic crystal fibers are required to achieve this resolution] | 0.4 MHz |
| Linewidth option-Estimation accuracy [(6)No better than 20% of the linewidth] | 100 MHz |
| Measurement speed | 500 Hz |
| Required input energy and power [Standard(VIS); (8)µJ is pulse energy; µW for CW is interpreted at 1s exposure; required power is normally energy divided by exposure time] | 0.08~60 µJ（或µW） |
| Required input energy and power [IR-I; (8)µJ denotes pulse energy, while µW for CW is interpreted using a 1s exposure; generally, energy divided by exposure time gives the required power] | 8~800 µJ（或µW） |
| FSR of the Fizeau interferometers [Fine/wide mode; (10) each mode can measure laser linewidths up to 30% of its corresponding FSR] | 2/20 |
| Calibration | SLR-780 or any other well known laser source Δν<2MHz |
| Recommended calibration period | ≤1hour |
| Warm-up time | >30minutes |
| Dimensions L×W×H | 360 mm × 200 mm × 120 mm |
| Weight | 6.4 kg |
| Interface | High-speed USB2.0 connection |
| Power supply [IR-II/IR-III:external power supply included; this model in IR-I also includes an external power supply] | Power consumption<2.3W; power provided directly via USB cable |
Key Features
Datasheet
Supplier Information
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Measurement range [Standard]: 330~1180 nm Absolute accuracy [330~375nm；(1)3σ，And no better than 20% of the laser linewidth；(4)Within ±2nm of the calibration wavelength, external accuracy is the same as WS8-10; (3) also applies]: 10 MHz Absolute accuracy [375~800nm；(1)3σ，And no better than 20% of the laser linewidth；(4)Within ±2nm of the calibration wavelength, external accuracy is the same as WS8-10; (3) also applies]: 2 MHz
HighFinesse/Ångstrom WS series wavelength meters are high-end instruments for pulsed or continuous laser wavelength measurement. Very high relative and absolute accuracy meets professional research, industrial and medical requirements. The outstanding accuracy of the WS series reflects the leading industry position of HighFinesse-Angstrom wavelength meters.
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