A Demonstration Model for Showing Lens and Condenser Action in the Motion Picture Projector
We are exhibiting a condensing system designed in the Scientific Bureau of the Bausch & Lomb Optical Co. This condensing system which was mentioned and shown at the Boston meeting by Dr. Kellner, has but one parabolic surface—the function of which is to correct as far as possible the spherical aberration in the rest of the system.
- Print ISSN
- 0096-6460
- Published
- 1922-10
- Content type
- Original Research
- DOI
- 10.5594/J11663
Download the PDF
or become a SMPTE member today to access the
article.
Become a SMPTE
member today to access the article.