PARFOCAL C-MOUNT ADAPTER FOR Spencer, AO, American Optical TRINOCULAR MICROSCOPE

This rare solid aluminum coupler attaches a CCD camera with a C-mount to the Spencer, American Optical and AO Microstar trinocular heads as shown in the pictures below and is designed to be parfocal (in focus when changing from binocular viewing to trinocular viewing). Depending on the CCD camera used, very fine focus adjustment can me made be screwing the threaded c-mount attachment in or out of the camera. This auction includes only what is shown in the larger adapter image (Image 1). The smaller images 2, 3, and 4 show this unit attached to an AO 10, 110 or 120 head and AO Microstar head and are for reference purposes only. No microscope head or camera is included. This unit is in excellent condition and functions as it should. Buyer pays $5.00 shipping. (US Only)