Table of Contents

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Test arrangement
6 Procedure
7 Precision of the measurement
8 Presentation of the results
9 Analysis
10 Test report
Annex A (informative) - Calibration procedure for the
        photoreceiver/measuring instrument
Annex B (informative) - Trichromatic coefficients and colour
        contribution index
Bibliography

Abstract

Gives the test methods for the determination of the transmittance of telescopic systems and observational telescopic instruments.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	International Organization for Standardization
Pages
ISBN
Committee	TC 172
Supersedes	ISO/DIS 14490-5 : 60.00 (2017)