Features : These offered 25 mm Optics provide a 33 degree field of view,Lenses upto +/- 6 D are of 25 mm Diameter optics and then 22 mm upto 20 Diopters Cylinders with or without Handle
With quadruple nosepiece, precise graduated slow motion reading to 0.002 mm and separate coarse motion knobs, graduated mechanical stage, tube length 160 mm fixed eye piece tube, rack and pinion motion for Abbe condenser N.A. 1.2 with iris diaphragm...