34mm Rubber Eye Cups, Microscope Eye Guards (Pair) SZ02013913 3.0 Megapixels 57mm SZ05034611 2X SZ05036133 0

57mm SZ05034611 2X SZ05036133 0

6mm 24in 9X 101

31mm PH05233241 4X BM05234161 1X 1/3 in

8-25mm MZ19021101 1X MZ19026131 0

36mm 500X 0

34mm Rubber Eye Cups, Microscope Eye Guards (Pair) SZ02013913 3.0 Megapixels 57mm SZ05034611 2X SZ05036133 0These rubber microscope eye guards have an inner diameter of 34mm (1. 34 inch) mounting size. The eye guards stretch slightly by 1 2 mm, to fit eyepieces with an outer diameter of approximately 34mm (1. 34 inch). The inner lip holds the eye guard in place to prevent it from sliding down on the eyepieces. One pair of eye guards contains 2 pieces. Please measure the outer diameter of your eyepiece. Other sizes are available for eyepieces of different