ISO 14490-5:2021
Optics and photonics — Test methods for telescopic systems — Part 5: Test methods for transmittance
This document specifies the test methods for the determination of the transmittance of telescopic systems and telescopic observational instruments.
| Get this standard | Prices exclude GST | |
|---|---|---|
| PDF ( Single user document) |
$179.13 NZD
|
|
| HardCopy |
$214.78 NZD
|
|
| Networkable PDF |
Price varies
|
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Test arrangement
5.1 General
5.2 Radiation source and condenser
5.3 Monochromator or set of filters
5.4 Collimator
5.5 Aperture stop
5.6 Specimen mounting
5.7 Integrating sphere
5.8 Radiation detector
5.9 Selectable diaphragm as field stop
6 Procedure
6.1 Preparation of the test arrangement
6.2 Determination of the measurement values
6.3 Further test methods
7 Precision of the measurement
8 Presentation of the results
9 Analysis
9.1 Effective transmittance for photopic vision
9.2 Effective transmittance for scotopic vision
10 Test report
Annex A (informative) Calibration procedure for the radiation detector/measuring instrument
Annex B (informative) Trichromatic coefficients and colour contribution index
Bibliography
Previous versions
Keep me up-to-date
Register to receive notifications when updates are made to this standard.
Related Information
Similar Standards
-
BS 4995:1973
Recommendations for measurement of the veiling glare index of lenses and optical systems
-
BS 7011-0:1989
Consumable accessories for light microscopes., General introduction
-
BS 7011-2.1:1989
Consumable accessories for light microscopes. Slides., Specification for dimensions and optical properties
-
BS 7011-2.2:1998
Consumable accessories for light microscopes. Slides, Specification for materials and quality of finish
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Test arrangement
5.1 General
5.2 Radiation source and condenser
5.3 Monochromator or set of filters
5.4 Collimator
5.5 Aperture stop
5.6 Specimen mounting
5.7 Integrating sphere
5.8 Radiation detector
5.9 Selectable diaphragm as field stop
6 Procedure
6.1 Preparation of the test arrangement
6.2 Determination of the measurement values
6.3 Further test methods
7 Precision of the measurement
8 Presentation of the results
9 Analysis
9.1 Effective transmittance for photopic vision
9.2 Effective transmittance for scotopic vision
10 Test report
Annex A (informative) Calibration procedure for the radiation detector/measuring instrument
Annex B (informative) Trichromatic coefficients and colour contribution index
Bibliography