Optical Theodolite with Built-In Micrometer is featured with Sharp graduations and clear windows provide precise reading. The Optical Theodolite is offered with built-in micrometer gives 1 inch direct reading and estimation to 0.1 inch. The Optical Theodolite displays circle graduations by a special co-incident image projection method, which eliminates circle eccentricity error. Optical Theodolite with Built-In Micrometer can be availed in different specifications to cater to specific requirement.