B1 C-mount - 0.5X C-mount camera adapter for 1/2" chip lens - (1101000 | Motic Microscopes
Amazon.com: Swift Microscope Lens Adapter,Smartphone Camera Adapter Mount, Microscope Accessory (Fits 28mm Eyepieces) : Electronics
0.5X Professional microscope camera C mount adapter for Olympus Microscope|professional microscope|microscope cameracamera microscope adapter - AliExpress
0.5X Microscope Camera Coupler C-Mount Adapter to Convert Eyetube Diameters 23.2mm to 30mm, 23.2mm to 30.5mm | Boli Optics Microscope Store
Zeiss Slit Lamp & Microscope Camera Adapter for Zeiss Type
0.25X Adjustable Microscope Camera Coupler C-Mount Adapter 36mm | Boli Optics Microscope Store
Sony A-mount Fixed Magnification (2x) Microscope Camera Adapter - TelescopeAdapters
Microscope Adapter | DSLR & MirrorLess
Connection options : Nikon microscopes with 38 mm phototubes
All in one: LM Digital SLR Universal Adapter for phototube and the eyepiece tube (C-Mount, 23.2mm, 30mm 37mm, 38mm, 42mm)