G.S.INSTRUMENTS INDUSTRIES AS BEING AFFILIATED TO GEMKOLABWELL MAKES BEST SCIENTIFIC EQUIPMENTS . Technical Specification- Body: Round base with precisely designed body. Material: Metal. Stage: 80 x 70 mm with Glass plate. Focusing: Coarse type focusing done by rack and pinion arrangement. Illumination: Reflector Mirror to work with external light source fitted in fork for light reflection. Eyepiece: 10x & 20x. Clips: Specially spring loaded stage clips along with stage to hold specimen. Optics: Highly polished made out of optical glass. Warranty: 2 Year warranty against any manufacturing defect.