RF4 0.5X 0.7X Stereo Microscope Auxiliary Objective Barlow Lens

(1) 0.5X objective lens:
-0.5 times magnification;
-Significantly increase the working distance (WD165: 165mm);
-Materials: metal and glass lenses;
-48mm (1-7/8 “) mounting thread, which can be easily fixed on the objective lens by simply screwing on.
(2) 0.7X objective lens:
-0.7 times magnification;
-Significantly increase the working distance (WD120: 120mm);
-Materials: metal and glass lenses;
-48mm (1-7/8 “) mounting thread, which can be easily fixed on the objective lens by simply screwing on.