Welcome, Guest
Username: Password: Remember me
  • Page:
  • 1


L6-56: FRESNEL SPOTLIGHT 9 years 9 months ago #896

  • zzfixk21
  • zzfixk21's Avatar Topic Author
  • Offline
  • User is blocked
  • User is blocked
  • Posts: 1014
  • Karma: 1
  • Thank you received: 0

ID Code: L6-56
Purpose: Illustrate how Fresnel lenses are used in theatre spotlights.
Description: The lens of this spotlight has a very short focal length, yet is quite thin and light because it is a Fresnel lens. The bulb in the spotlight can be moved along the optic axis to change the size of the area lit by the spotlight.
Availability: Available

Please Log in to join the conversation.

Last edit: by zzfixk21.
  • Page:
  • 1
Time to create page: 0.048 seconds