Beam Collimation Checkers / SPV-25

Beam collimation checkers (SPV-25/SPUV-25) are shear interferometers of the simplest design, used to examine the parallelism of laser beam expanders (collimators).
In stock
Part Number
SPV-25
S$1,079.54
◦Evaluation of the beam status on the μrad order is made possible by inserting a collimation checker in the optical axis, eliminating much of the time and labor required to adjust the optical axis and providing a superior quality beam.
◦Beam collimation checkers are also compatible with beams of ultraviolet wavelengths. Contact our Sales Engineer for more information.
More Information
RoHS Yes
CE No
Download Product's Datasheet

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CAD data
Attention ▶Incident beam should be limited to ▶Be sure to wear laser safety goggles when checking the optical path and adjusting the optical axis.
▶When observing fringes, do not look at the screen directly from the front and keep your eyes more than 30cm away.
Observing Sreen Diffuser
Type Beam Collimation Checkers
Wavelength Range 400 - 700nm
Plate Thickness 5mm
Material of Shearing Plate BK7
Shearing Plate Flatness λ/20
Fringe Spacing 3.7mm
Material Aluminum (Black Anodized)
Input Beam Diameter φ7 - 25mm(φ27MAX)