The Beam Expander is used when a test piece is bigger than the aperture of the interferometer.
When measuring a large aperture test piece, the Beam Expander expands the laser beam aperture.
A compact design. Possible to install in conserved spaces.
Vertical or Horizontal Installation.
Outstanding cost performance.
Inquire for larger aperture at customers' requests.


Link to KIYOHARA OPTICS Inc.
KIYOHARA OPTICS Inc.