This is an entry level binocular microscope recommended for middle thru high school. It is precision built, tamper proof and has a unique euro design. The configured models include 10x wide-field eyepieces, reverse nosepiece with DIN 4x, 10x, 40x and 100x objectives, built on mechanical stage, coaxial coarse and fine adjustment mechanism, Abbe Condenser 1.25 with iris and LED Bright Illumination cordless illumination.. It omes with a manufactures five year warranty and free one year extended warranty.