They are all NIKON E PLAN, there is a 4X, 10X and 4X. It was used in educational learning. There is a certification/service tag on it (last serviced in 2019). The label/tag on bottom is marked NIKON, MODEL ECLIPSE E200MV R, NIKON CORPORATION, TOKYO, JAPAN, (serial no), MADE IN CHINA. It weighs over 15-1/2 lbs.
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