This mount can be used to position square and rectangular optics. Mirror/Beam splitter is held in front surface of the mount in a stepped bore by nylon tipped grub screw.
Specification
Optics held by Aluminium pad.
Post mountable.
Tilting Range: ± 3 degree.
Fine adjustment: Driven by 80 tpi lead screws or micrometer.
Sensitivity: 20 arc sec. (Lead screws covered for the protection from dust)