SEOH Spectrometer Student for Physics Refractive Indexes Angle of Prisms Spectras

An economically priced Spectrometer, but capable of performing most of the experiments like spectras, angle of prisms, refractive indexes etc. Consists of heavy base with 170 mm diameter circle, divided 0 to 360 degrees, which rotates independently and has locking screw. Collimator: Fixed, with adjustable axis, objective lens with focusing system, variable aperture slit. Telescope: Moveable with set screw and fine motion screw, adjustable axis. Telescope pillar carries vernier scale for accurate measurements. Focussable objective Lens. Ramsden Eyepiece with cross-wires and locking ring for focus lock. Prism Table: Provided with three leveling screws and engraved lines for prism placement in experiments. Comes complete with Prism Clamp, Grating Holder, Tommy Bar for axis adjustment and Instruction Sheet.