SCOPE OF LEARNING:
• To Find The Wavelength of Sodium Light Using Diffraction Grating
• To find the grating element or no. of lines/mm
• To find the dispersive power of diffraction grating
ABOUT SPECTROMETER:
• A Basic measuring instrument for quantitative spectroscopy experiments, this instrument is mounted on a stable cast iron base with attached collimator and a rotating telescope platform and graduated circle.
• A 2.4cm. Diameter achromatic optical system with a 10x Ramsden eyepiece
& cross line graticule.
• An 8 cm. Diameter prism/grating Table, fully adjustable with prism & grating holders and engraved ring pattern. Protected Circle15.0 cm with S.S. Scale.
• Vernier reading 1 minute. Supplied in a wooden case with 2” Brass spirit level.
REQUIRED ACCESSORIES:
Apparatus Supply:
• Spectrometer
• Reading Lens 2’’
• Grating 15000 LPI
• Spirit Level 2’’
• Working Manual
Accessories (Light Source):
• Sodium Vapour Lamp Assembly
• Sodium Vapour Lamp 35 Watts
• Sodium Vapour Lamp Box
• Sodium Vapour lamp Transformer 35 Watts
TO FIND THE WAVELENGTH OF SODIUM LIGHT USING DIFFRACTION GRATING manufacturer in india