1 July 1950, Volume 40, Issue 7, pp. 409-486  
28 articles

An Integrating Photometer for Low Light Levels

J. Opt. Soc. Am. 40(7), 409-411 (1950)  View: HTML | PDF

On the Design of Wide Angle Schmidt Optical Systems*†

J. Opt. Soc. Am. 40(7), 412-415 (1950)  View: HTML | PDF

Infra-Red Transmitting Filters. II. The Region 1 to 6μ*†

J. Opt. Soc. Am. 40(7), 415-418 (1950)  View: HTML | PDF

Announcements

J. Opt. Soc. Am. 40(7), 418-454 (1950)  View: PDF

A Method for Calculating the Effect of Filters on Color Vision

J. Opt. Soc. Am. 40(7), 419-423 (1950)  View: HTML | PDF

An Optical Model of Physics

J. Opt. Soc. Am. 40(7), 424-429 (1950)  View: HTML | PDF

Observations on Exceptional Duration of Mineral Phosphorescence

J. Opt. Soc. Am. 40(7), 430-435 (1950)  View: HTML | PDF

The Permanence of Glass Standards of Spectral Transmittance

J. Opt. Soc. Am. 40(7), 435-437 (1950)  View: HTML | PDF

Raman Spectrum of 1,3-Butadiene in the Gaseous and Liquid States

J. Opt. Soc. Am. 40(7), 438-441 (1950)  View: HTML | PDF

Deane B. Judd Receives Commerce Department Medal

J. Opt. Soc. Am. 40(7), 441-441 (1950)  View: PDF

Raman Spectra of Cis- and Trans-2-Butene in the Gaseous and Liquid States

J. Opt. Soc. Am. 40(7), 442-445 (1950)  View: HTML | PDF

New Automatic Colorimeter for Cotton

J. Opt. Soc. Am. 40(7), 446-449 (1950)  View: HTML | PDF

Comatic Aberration in Infra-Red Spectrometer Design

J. Opt. Soc. Am. 40(7), 450-454 (1950)  View: HTML | PDF

The Carbon Arc as an Infra-Red Source*†

J. Opt. Soc. Am. 40(7), 455-459 (1950)  View: HTML | PDF

A Color Saturation Threshold Meter

J. Opt. Soc. Am. 40(7), 459-461 (1950)  View: HTML | PDF

Some High Speed Spectrograph Objectives

J. Opt. Soc. Am. 40(7), 462-464 (1950)  View: HTML | PDF

Propagation of Electromagnetic Waves through a Stratified Medium. I

J. Opt. Soc. Am. 40(7), 465-470 (1950)  View: HTML | PDF

A Birefringent Frustrated Total Reflection Filter

J. Opt. Soc. Am. 40(7), 471-476 (1950)  View: HTML | PDF

Book Reviews

J. Opt. Soc. Am. 40(7), 477-477 (1950)  View: HTML | PDF

International Optical News

J. Opt. Soc. Am. 40(7), 478-478 (1950)  View: PDF

Announcements

J. Opt. Soc. Am. 40(7), 479-479 (1950)  View: PDF

A Diffraction Grating Interferometer

J. Opt. Soc. Am. 40(7), 480-481 (1950)  View: HTML | PDF

Calibration of Infra-Red Spectrometers

J. Opt. Soc. Am. 40(7), 481-481 (1950)  View: HTML | PDF

Annual Report of the Editor of Publications

J. Opt. Soc. Am. 40(7), 482_1-483 (1950)  View: PDF

Annual Report of the Treasurer of the Optical Society of America

J. Opt. Soc. Am. 40(7), 485-486 (1950)  View: PDF