1X PARFOCAL C-MOUNT ADAPTER FOR NIKON TRINOCULAR MICROSCOPES

This is brand new, professional designed c-mount adapter forNikon trinucular phototube microscopes! One end of the adapter has 38 mm inner diameter, the other end has c-mount thread for attaching stardard c-mount adapter, video cameras, digital camera for micro-photography! It has 1.0X parfocal adjustable relay lens so that the camera can zoom out with larger field of view! 

Specification
38 mm inner diameter to insert into Olympus phototube at one end
C-mount threads on the other end
1.0X relay lens
Parfocal adjustable