Special Features:

Cast iron tripod base, stainless steel support rod 30 mm dia, base w/three leveling screws, foot plates and a small circular level, telescope carriage capable of 360 degrees rotation, vertical range 100 cm, smallest reading by vernier is 0.05 mm, telescope working distance, 45 cm to infinity, angular magnification 12x at 45 cm, 8x at infinity, reticle, 90 degrees crosshairs, leveling sensitivity, 50 sec, objective is an achromat, w/20 mm aperture, ramsden eyepiece

Properties:

An instrument of accurate measurement of distances or of the small difference of distance or height such as the upper surfaces of two columns of mercury or other fluids or of the same column at different times. It consists essentially of a telescope, horizontally mounted on a carriage, which travels on an accurate vertical and/or horizontal guide and with an accurately graduated scale.