(This professional trinocular microscope boasts four unique features no other microscope dealer can claim! Different from most other microscopes on the market, the T580A is remarkable because it features 1) crystal clear optical system, 2) simultaneous viewing through the photo port and eyepieces, 3) an adjustable simul-focal trinocular port, and 4) a detachable C-Mount located on the 23mm photo port.
eBay