Lot Of 5 Glass Reflector Telescope 1st Surface Mirror Lens Optical Prisms Laser

Description

Came from a local auction, I don't know what they go to or have any info on these. See photos for best description. Selling as/is as shown.
Mirror measures 5 1/8" x 6 3/16"
Glass lenses are 4 1/8", 4", 3 3/4", 3 1/2", & 3 1/4" across.