optics.gif (6954 bytes)

OPTICAL INSTRUMENTS
(on ancient 4 X 4 Lantern Slides)








EQUIPMENT
    redball.gif (326 bytes) Lantern Slide Projector
    redball.gif (326 bytes) 4 X 4 Slides
   



NARRATIVE
             There is a number of slides which graphically illustrate, by means of ray diagrams, the operation of many optical instruments, e.g., the human eye, telescopes, microscopes. etc.