Ideal for primary education, the VE-S0 is also capable of covering basic procedures in secondary and higher education. Its Greenough design allows three-dimensional observation of insects. The VE-S0 is ideal in the dissection and classification of organisms, numismatics, as well as electronic industry and jewelry design. Product Specifications: EYEPIECES: WF 10x/20 mm with block screw, rubber eyecups and diopter adjustment on one eyepiece. HEAD: Straight binocular head, 360° rotation, with interpupillary distance adjustment between 55 in 75 mm / 2.16in – 2.95in. OBJECTIVES: 2X (20 total increases). STAND : Stative, robust and reinforced with epoxy paint finish. STAGE: Interchangeable between opaque glass and double side white/black stage, with a pair of stage clips. FOCUSING: Coarse anti-slip control knob. ILLUMINATION: Transmitted and incident LED light with independent switches. POWER SUPPLY: 110-240V, 50/60 Hz AC adapter. DIMENSIONS: 6.29in x 14.17in x 7.99in. Accessories included: AC/DC adapter. Adjustment tool. Dust cover. Operation manual. ** 10-years limited warranty.