This beginner's spectrogoniometer makes it possible to carry out the basic experiments in spectroscopy such as the measurement of the angle and the index of a prism, the pitch of an array, etc.

• Independent plate and bezel movements
  
• Reading the position with an accuracy of 30 ''
  
• Mobile plate: Ø 150mm
  
• Mobile telescope: x15 eyepiece with cross-hair reticule; lens Ø 32 mm, focal length 178 mm
  
• Fixed collimator: Achromatic lens Ø32 mm, focal length 178 mm; adjustable width source slot
  
• Prism or array holder plate
  
• Comes in a wooden storage box.