Technical

• Spectral lines used in optics (PDF file).

• Color correction filter selection nomograph (PDF file).

• Wratten filters (text file).

• Color correction filter information (text file).

• Photometry notes (PDF file).

• Derivation, Newtonian to Gaussian form of lens equa. (GIF file).

• ANSI dimensions of 35 mm film (GIF file).

• Do you know where your camera's window is? (GIF file).

• Calculate where your camera's window is. (PDF file).

• If you want the stereo window to be at the screen, what size is the screen? (GIF file).

• What happens if viewer's lens focal length does not match camera's? (GIF file).

• What happens if the separation of the viewer's lenses does not match the camera's? (GIF file).

• Plans for a medium format viewer (GIF file).

• Heresy - the OFD rule derived (GIF file).

  
  

Photos

• Auld Clootie at the computer (JPEG file).