High definition set of binocular optical microscope scientific experiment, upper and lower LED light sources, wide-angle eyepiece 10x, 25x, magnifying glass 2x, 185 objective lens 4x 10x 40x magnification of 40 to 2000 times
Very useful, the magnification is sufficient for students to use, the key is the binocular lens, which makes observation relatively easy, does not require eyes, and is also very clear. The children really enjoyed it and observed it continuously for 3 hours.