Bright and clear optics High quality construction Waterproof  telescope construction 30x magnification Accuracy: +/- 1.0mm (1km double run levelling) Accuracy with plane parallel micrometer: +/- 0.45mm Wire hung air dampened compensator Left and right slow motion screws Housed in tough foam padded heavy duty plastic carry case Includes plumb bob Model AE-7C equipped with horizontal circle Optional: high and lower power eyepieces Optional: plane parallel micrometer “