1. Rotation of laser beam polarization in acousto-optic devices

   • H. Eklund
   • A. Roos
   • S. T. Eng

   Papers Pages: 73 - 79

2. The light acceptance angle of a graded index fibre

   • H. Matsumura

   Papers Pages: 81 - 86

3. Distribution of absorbed pump power in flashlamp-pumped dye lasers

   • S. Blit
   • U. Ganiel

   Papers Pages: 87 - 93

4. Fluctuation of Gaussian beams propagating through a light-focusing glass fibre

   • M. Imai
   • T. Asakura
   • Y. Kinoshita

   Papers Pages: 95 - 108

5. Measuring method for the refractive index profile of optical glass fibres

   • W. Eickhoff
   • E. Weidel

   Papers Pages: 109 - 113

6. A simple beam expander for frequency narrowing of dye lasers

   • D. C. Hanna
   • P. A. Kärkkäinen
   • R. Wyatt

   Papers Pages: 115 - 119

7. Conference announcements 1975

   Announcement Pages: 120 - 120