
The above couplers are all 1x C mount (no lenses) for various manufactures of microscopes. Also available 0.5x for Nikon and Olympus.
These often vary within models. Scientific Instruments can also provide couplers with various magnification to suit various CCD sizes, to provide best size of field or required magnification.
| TS-TCN-OLY | Olympus BX models with parfocal adjustment | |
| TS-TCN-NIK 38MM | Nikon 38mm and Leica 38mm | |
| TS-TCN-ZEISS | Zeiss Axio-2 and Stemi 30mm | |
| TS-TCN-LEICA | Leica HC tube 32mm dovetail | |
| TS-TCN-NIK0.5x | Nikon 0.5x non adjustable | |
| TS-TCN-OLY 0.5x | Olympus BX type 0.5x C mount |



