Constant Deviation Spectrograph SET UP

Product Description


Precisely to find EFFECT IN VACUUM of Monochromatic light


1. Constant Deviation Spectrograph

For direct reading for Visible wavelength of Spectrum, fluorescence spectra, Band Spectra , Zeeman Effect and determination analysis. Collimator / Telescope Prism Housing

 A) Telescope tube: 2” with Ramsden type Eyepiece Mag. 10x for focussing of spectral

B) Collimator tube 50 mm dia provided with Rack and Pinion arrangement & slit (circular type).

C) Corrected achromatic doublet are fitted in the lens holders of collimator and telescope tube.

D) BASE : Collimetor & telescope tubes are fitted in cast iron plate which in turn are mounted on a iron base.

E) Rotatable Calibrated wave length drum : Calibration for visible region i.e from 4000Ao -7000Ao is attached with prism assembly

F) C.D.S. PRISM : Optical glass reflective Index 1.66/1.78 Achromatic high resolution Lenses in Telescope.+

G) Prism is fitted in the Machined cast iron Prism table

 2. Mercury Vapour Lamp 80 watt fitted with choke and assembled in wooden box with slits


  • Febry Perot Interferrometer 
  • Mercury Vapour Lamp with choke & box 80

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 Constant Deviation Spectrograph SET UP

Constant Deviation Spectrograph SET UP

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