Spectrometer JJY1'

Experiment content:
Angle measurement in light reflection, refraction, diffraction, interference.
Measure the top angle of the prism (optional low-pressure sodium lamp power supply).
Measure the minimum deviation angle of the prism (optional low-pressure sodium lamp power supply).
Measurement of grating constant (optional low-pressure mercury lamp point source).
A variety of experimental devices can be selected for a variety of experiments (such as the measurement of the refractive index of liquid solids, the measurement of the speed of sound, the measurement of polarized light, etc.).
Instrument features:
Parallel light tube and telescope light tube adopt crankshaft positioning system.
Complete set of equipment:
spectrometer, hand-held lighting magnifier, grating, parallel plate, prism, light source (optional), etc.
Main technical indicators:
Angle measurement accuracy of the instrument is 1'
The focal length of the collimator and telescope system is 170mm.
The light aperture is medium = 22mm.
Field of view 3 ° 22 ', telescope system eyepiece focal length
is 24.3mm.
The angle of the triangular prism is 60 ° ± 5'
The material was ZF1(nD = 1.6475,nF-nC = 0.01912). The lighting unit adopts long-life high-brightness green light-emitting diodes,
3V/220V power supply.
Optional timing lighting system, ZF2(nD = 1.67268
nF-nC = 0.02087) prism.
· Can be equipped with polarization system.