This solid aluminum coupler/phototube attaches to 10, 110 and 120 series American Optical trinocular heads and Reichert Microstar series trinocular heads on one end and provides an opening on the other end for a standard 23mm eyepiece mount. This unit is designed to be parfocal (in focus when changing from binocular viewing to trinocular viewing).
The smaller images are of the same phototube from a different angle. The item "PARFOCAL TUBE FOR AO & REICHERT TRINOCULAR MICROSCOPE" is in sale since Wednesday, June 06, 2012. This item is in the category "Business & Industrial\Healthcare, Lab & Life Science\Lab Equipment\Microscope Parts & Accessories". The seller is "providencecoins" and is located in Colorado Springs, Colorado.This item can be shipped to United States, to all countries in Europe, to Canada.