The product is a simple coaxial illumination operation microscope for one man.It is portable,compact Characteristics:·All the lenses are multi-coated,mildewproof and anti-reflective.·Optional objectives: f250/f300/f350f/f400.·Column stand can be reflitted to holding stand.It can also be customized according to various operation requirements. Specifications:Eyepiece Magnification12.5×Objective ...