This powerful tk2 microscope and biology kit is any young scientists039 dream offering magnification of 40 100 and 400 times this microscope also comes with two bright leds one above for viewing large or opaque objects and one below for viewing thinly sliced or translucent specimens it has a 10 power ocular lens 4 10 and 40 power objective lenses and an aperture wheel a brilliant full colour 48 page manual is included which will guide you through set up and usage then lead y