Brass Spectrometer, Feature : Easy To Adjust, Flawless Finished, Quality Tested

"College type. Read by two opposite verniers reading to one minute of the arc. The objectives used in telescope and collimators are achromatic and provided with rack and pinion focusing arrangement. Telescope arm and prism table are provided with fine and coarse adjustment. The prism table is provided with three leveling screws and is engraved with concentric ring and lines. The scale and verniers are of stainless steel and are machine divided. Cover plate protects the scale from dust and carries two transparent windows for verniers. The instrument is finished in pleasing and smooth duco colour and other necessary parts are chromium plated. 

With prism clamping device and diffraction grating stand in polished wooden case:

• 6” dia circle reading one minute,  
• 6” dia circle reading 30 seconds,
• 7"" dia one minute,
• 7” dia circle reading 30 seconds

Application/Usage

• To determine the refractive index and dispersive power of prism material by spectrometer
• To determine the dispersive power of prism.