AmScope 0.7X Barlow Lens For SM Stereo Microscopes (48mm) New

0.7X Barlow lens for SM series stereo microscopes, extending working distance and field view of the microscope and cutting magnification power by 0.7 times. Mounting size: 1-7/8" (48mm) in diameter. This lens comes with a 1-7/8" (48mm) mounting thread and goes with most stereo microscopes. It is a right lens for SM series stereo microscopes.