Holder on steel rod for supporting an optical component of circular shape. The component is held in place by a metal ring.
Aperture: 36 mm dia.
Components: 7 mm x 42 mm dia. max.
Height of optical axis: 150 mm
Mounting: 100 mm dia.
Precision glass polarisation filter, which is in a mounting on a steel rod and can be rotated on a ball-bearing. With angular scale marked in 1° intervals.
Aperture: 38 mm dia.
Extinction coefficient: >99.9 % at λ = 450 &ndash ...
Narrow frequency-range optical filters for filtering out light of a specific wavelength from a spectrum featuring multiple wavelengths or for making a nearly mono-chromatic light source from a continuous spectrum.
Diameter: 40 mm