1. Upright minitype base 2:  long-life LED light source;

2. Supply 3 illumination system: bright field, dark field and top light;
3. Convenient to controlled the bright field and dark field by electronic switch;
4. Humanized design, both sides with gem clamp mounting hole;
5.Double power supply system, built-in 3x AA batteries or external DC power source;
*World-wide voltage: 100V--240V;
*Equip F19 microscope head: wide field of view, imaging clearly;
*180° rotate objective lens,magnification 20-40X, two times magnifying;
*Working distance: 56mm;Eye distance adjustment range:55-75mm;
*Adjustable diopter WF10/16mm eyepiece.