The microscope body fits into the brass collar. The entire microscope is supported by a square pillar.
Axial alignment can be adjusted by loosening a jam screw (arrow) and sliding the pronged support.
The mirror is mounted on a gimbal. It has only one reflecting side. Dia = 5.8cm. There is only one mirror surface.
Slide mounted samples are held in place using this Bonanni spring stage.
Light to the sample is controlled by this three-position aperture. Hole diameters = 3, 7, & 10mm.