Leveling tools, surveying apparatus and instruments, namely tools, comprised of diode lasers and optical components, project point beams of light and/or line beams of light that have functions of leveling and/or plumbing; distance meters, optic automatic levels and rotary laser levels that incorporate lasers and microprocessors to perform various measurements for survey and construction; and accessories therefore, namely various types of tripods, pole mounts for targets, targets, visibility-e...