1. Instantaneous Threshold And The II- Mechanisms

   • Mahesh Chander
   • S. R. Das

   Journal of Optics 01 September 1973 Pages: 23 - 27

2. Luminance Distributions Of Tropical Overcast And Cloudy Skies

   • V. D. P. Sastri
   • S. B. Manamohanan
   • S. R. Das

   Journal of Optics 01 September 1973 Pages: 29 - 32

3. Chromaticity of Fluorescent Lamps

   • S. B. Manamohanan
   • S. R. Das

   Journal of Optics 01 September 1973 Pages: 33 - 35

4. A Simple Lens For Optical Fourier Transforms

   • W. H. Steel

   Journal of Optics 04 September 1973 Pages: 36 - 37