Roll Scope is an upright metallurgical microscope, which makes it easy to take anywhere and the observation can be conducted by placeing the microscope main unit ona large mine samples. Equipped with built-in epi-illumination, AA battery can be used. Three objectives, M5X, M10X and M40X are equippped with 3 hole revolver. With the options of attachment of a dial gauge and use of an adapter, digital camera shooting is available.