Features

• Enhanced stable helium-neon (HeNe) reference laser source with double the service life

• Includes a 5-year warranty covering the entire instrument and all components

• Absolute wavelength accuracy: ±0.2 ppm

• Differential wavelength accuracy: ±0.15 ppm

• Wavelength scanning time < 0.5 seconds

• New functional feature: With the fast update option, the wavelength scanning time is < 0.3 seconds