Some Phases of the Optical System of the Projector

F. H. Richardson

For the past twelve years we have been engaged in the study of the practical optics as applied to the motion picture projector. Through observation, we discovered that the projection lens of our projector did not pick up the entire light beam, whereas others that had lenses of equal diameter did pick up the entire light beam.

Print ISSN
Published
1919-04
Content type
Original Research
DOI
10.5594/J17983