1 December 1949, Volume 39, Issue 12, pp. 977-1078  
22 articles

Editorial Comment

J. Opt. Soc. Am. 39(12), 977-977 (1949)  View: HTML | PDF

A Frustrated Total Reflection Filter for the Infra-Red

J. Opt. Soc. Am. 39(12), 978-983 (1949)  View: HTML | PDF

Electronics for Spectroscopists

J. Opt. Soc. Am. 39(12), 983-983 (1949)  View: HTML | PDF

Color Correction in Optical Systems and Types of Glass

J. Opt. Soc. Am. 39(12), 984-989 (1949)  View: HTML | PDF

A Comparison of Photographic and Photoelectric Measurements of Atmospheric Attenuation of Brightness Contrast

J. Opt. Soc. Am. 39(12), 990-993 (1949)  View: HTML | PDF

Inauguration of George Eastman House

J. Opt. Soc. Am. 39(12), 993-993 (1949)  View: HTML | PDF

Dependence of the Sensitivity of Unsensitized Photographic Emulsions upon Temperature

J. Opt. Soc. Am. 39(12), 994-1008 (1949)  View: HTML | PDF

Emissivities of Copper and Aluminum

J. Opt. Soc. Am. 39(12), 1009-1011 (1949)  View: HTML | PDF

The Observation of Temperature Distributions and of Thermal Radiation by Means of Non-Linear Phosphors*†

J. Opt. Soc. Am. 39(12), 1011-1019 (1949)  View: HTML | PDF

Latent-Image Distribution by X-Ray Exposures

J. Opt. Soc. Am. 39(12), 1020-1021 (1949)  View: HTML | PDF

The Presentation of Absorption Spectra Data

J. Opt. Soc. Am. 39(12), 1022-1031 (1949)  View: HTML | PDF

The Formation of Fringes in a Babinet Compensator

J. Opt. Soc. Am. 39(12), 1031-1035 (1949)  View: HTML | PDF

The Possibility of Enhanced Hg202 as a Source of Monochromatic Light

J. Opt. Soc. Am. 39(12), 1036-1037 (1949)  View: HTML | PDF

London Conference on Optical Instruments, July 1950

J. Opt. Soc. Am. 39(12), 1037-1037 (1949)  View: PDF

Reflection from a Multilayer Filter

J. Opt. Soc. Am. 39(12), 1038-1043 (1949)  View: HTML | PDF

A Method for Measuring Extremely Small Non-Uniformities in the Optical Thickness of Evaporated Films

J. Opt. Soc. Am. 39(12), 1044-1047 (1949)  View: HTML | PDF

Multi-Slit Double Monochromator Using No Moving Parts

J. Opt. Soc. Am. 39(12), 1048-1048 (1949)  View: HTML | PDF

International Colloquium on Solid Thin Films

J. Opt. Soc. Am. 39(12), 1048_1-1048 (1949)  View: HTML | PDF

Nomograph of Hg 5461 Structure as a Function of Etalon Separation

J. Opt. Soc. Am. 39(12), 1050-1050 (1949)  View: HTML | PDF

A Mount for a Perot-Fabry Interferometer without Etalon Ring

J. Opt. Soc. Am. 39(12), 1050_1-1051 (1949)  View: HTML | PDF