Documents Photographic Lenses and Shutters

PHOTOGRAPHIC LENSES AND SHUTTERS .By RICHARD W. ST. CLAIR, A.R.P.S. Research Consultant and Lecturer on Photographic Optics CONTENTS COPYRIGHT. 19~O BY ZIFF-DAVIS PUBLISHING…

Art & Photos P-iris

1. WHITE PAPERP-Iris.New iris control improves image quality in megapixel and HDTV network cameras. 2. Table of contents1. Introduction 32. The role of an iris33. Existing…