Reading Telescope — College Pattern

PATTERN: The superior quality achromatic objective has an aperture of 25mm and has focal length of 17.5cm. The carriage of the telescope (with up and down motion, improved design, college pattern) tube is fitted with vertical movement by a fine micrometer achromatic objective has an aperture of 25mm and has focal length of 17.5cm. The carriage of the telescope (with up and down motion, improved design, college pattern) tube is fitted with vertical movement by a fine micrometer screw. Focusing arrangement is given by rack and pinion. Complete on a heavy metallic stand having pillar of 18” length with scale and scale holder

Technical content is transcribed from the supplied catalogue; confirm dimensions, scope of supply and compliance before ordering.