ISO/TC 172/SC 4 - Telescopic systems

This document specifies the test methods for the determination of the transmittance of telescopic systems and telescopic observational instruments.

This document specifies test equipment and test procedures for determination of the following optical characteristics of telescopic sights: — axial parallax; — parallax; — eye relief range, eye relief, critical eye relief; — reticle tracking; — line of sight shift due to zooming; — line of sight shift due to focusing.

This document applies to telescopic sights used on hand-held firearms and airguns and gives terms and definitions for telescopic sights only. The alphabetical indexes of terms that are common for all published parts of ISO 14132 are published in ISO 14132-1. The definitions can be changed, if required, by introducing derivative attributes into them, revealing the meanings of the terms used, showing the objects covered by the scope of the notion being defined. These changes will not affect the scope and contents of this document.

This document applies to high-performance telescopic sights, used on hand-held firearms and airguns. It contains a classification of the usage of telescopic sights and specifies interfaces, minimum requirements and tolerances to their performances. General-purpose telescopic sights are specified in ISO 14135-1.

This document applies to general-purpose telescopic sights, used on hand-held firearms and airguns. It contains a classification to the usage of telescopic sights and specifies interfaces, minimum requirements and tolerances to their performances. High-performance telescopic sights are specified in ISO 14135-2.

This document specifies the test method for the measurement of the axial colour performance which includes axial chromatic aberration and spherical aberration of telescopic systems and observational telescopic instruments.

This document specifies a method of testing telescopes in terms of imaging states aimed at making valid optical transfer function (OTF) measurements. This document includes two annexes (Annex A and B) that provide information on the more recent techniques for measuring optical transfer function and methods of deriving image quality criteria from such measurements.

This document specifies the test method for the determination of the deviation from a flat image surface, i.e. the sagittal and tangential field curvature of telescopic systems and observational telescopic instruments.

ISO 20711:2017 specifies requirements to be met with regard to resistance of the optical, mechanical, chemical and electrical properties or performance data of instruments to environmental influences and hence determines geographical and technical areas of application. It applies to consumer telescopic systems and accessories, such as hunting and sporting products. Environmental test methods as specified in relevant parts of ISO 9022 are assigned to the various areas of application for the purpose of ascertaining the suitability of the instruments in their respective area of application. ISO 20711:2017 is the basis for the specification of environmental requirements and environmental tests in instrument standards. If necessary, these requirements and tests can be amended in the instrument standards. ISO 20711:2017 does not deal with the requirements to be met by the packaging of the instrument during transport from the manufacturer to the user. NOTE Nominal values of properties and performance characteristics as understood by this document are predetermined by specifications provided by the manufacturer, technical terms of delivery and instrument standards.

ISO 14490-7:2016 specifies the test methods for the determination of the limit of resolution of telescopic systems and observational telescopic instruments.

ISO 14133-1:2016 gives requirements for general purpose binoculars, monoculars and spotting scopes. It is not applicable to high performance binoculars, monoculars and spotting scopes, which are specified in ISO 14133‑2.

ISO 14133-2:2016 gives requirements for high performance binoculars, monoculars and spotting scopes. It is not applicable to general purpose binoculars, monoculars and spotting scopes which are specified in ISO 14133‑1.

ISO 14132-2:2015 gives terms, definitions and letter symbols used in relation with binoculars, monoculars, and spotting scopes. The alphabetical index of terms that are common for all published parts of ISO 14132 are published in ISO 14132‑1.

ISO 14132-1:2015 gives terms, definitions and letter symbols of common notions that are typical for all types of telescopic systems. The alphabetical indexes of terms that are common for all published parts of ISO 14132 are published in ISO 14132-1:2015. See Annex A.

ISO 14132-4:2015 applies to astronomical telescopes and gives terms and definitions for astronomical telescopes only. The alphabetical indexes of terms that are common for all published parts of ISO 14132 are published in ISO 14132‑1. The definitions can be changed, if required, by introducing derivative attributes into them, revealing the meanings of the terms used, showing the objects covered by the scope of the notion being defined. These changes will not to affect the scope and contents of this part of ISO 14132.

ISO 14490-6:2014 specifies the test methods for the determination of the veiling glare index of telescopic systems and observational telescopic instruments.

ISO 14490-8:2011 describes test methods for determining the performance of night-vision devices as specified in ISO 21094.

ISO 21094:2008 applies to night vision devices such as binoculars, monoculars and goggles that are used for observation activities at night such as rescue actions under low light conditions, urgent repairs in the dark and night time surveillance.

ISO 14134:2006 applies to astronomical telescopes, including finder telescopes, and to their functional specifications. These specifications are restricted to amateur astronomical telescopes, which should be distinguished from hand-held or mounted general purpose monocular telescopes.

ISO 14490-4:2005 is applicable to amateur astronomical telescopes. For general optical test methods of telescopic systems see ISO 14490-1.

ISO 14490-2:2005 is applicable to binocular telescopic systems and specifies the test methods for determination of the following characteristics: non-parallelism of the axes of bundles of rays emergent from the eyepieces; interpupillary distance; relative difference in magnification; focusing difference between telescopes of binocular systems.

ISO 14490-1:2005 specifies the test methods for the determination of the following basic characteristics of telescopic systems and observational telescopic instruments: angular magnification; entrance pupil diameter; exit pupil diameter and eye relief; angular field of view in the object space; angular field of view in the image space; angular field of view in the object space for spectacle wearers; collimation of the bundle of rays emergent from the eyepiece; image rotation; closest distance of observation.

ISO 14135-1:2017 applies to general-purpose telescopic sights, used on hand-held firearms and airguns. It contains a classification to the usage of telescopic sights and specifies interfaces, minimum requirements and tolerances to their performances. High-performance telescopic sights are specified in ISO 14135-2.

ISO 14135-2:2017 applies to high-performance telescopic sights, used on hand-held firearms and airguns. It contains a classification of the usage of telescopic sights and specifies interfaces, minimum requirements and tolerances to their performances. General-purpose telescopic sights are specified in ISO 14135-1.

ISO 14490-5:2017 specifies the test methods for the determination of the transmittance of telescopic systems and observational telescopic instruments.

ISO 14490-3:2016 specifies test equipment and test procedures for determination of the following optical characteristics of telescopic sights: - axial parallax; - parallax; - eye relief range; - reticle tracking; - line of sight shift due to zooming; - line of sight shift due to focusing.

This part of ISO 14132 applies to telescopic sights used on hand-held firearms and airguns and gives terms and definitions for telescopic sights only. The alphabetical indexes of terms in English, French, Russian, and German that are common for all published parts of ISO 14132 are published in ISO 14132‑1. The definitions can be changed, if required, by introducing derivative attributes into them, revealing the meanings of the terms used, showing the objects covered by the scope of the notion being defined. These changes will not affect the scope and contents of this part of ISO 14132. NOTE In addition to terms used in the three official ISO languages (English, French, and Russian), this part of ISO 14132 gives the equivalent terms and definitions in the German language; these are published under the responsibility of the member body for Germany (DIN). However, only the terms and definitions given in the official languages can be considered as ISO terms and definitions.

ISO 14135-1:2014 applies to general-purpose telescopic sights, used on hand-held firearms and airguns. It contains a classification to the usage of telescopic sights and specifies interfaces, minimum requirements, and tolerances to their performances. High-performance telescopic sights are specified in ISO 14135‑2.

ISO 14135-2:2014 applies to high-performance telescopic sights, used on hand-held firearms and airguns. It contains a classification of the usage of telescopic sights and specifies interfaces, minimum requirements, and tolerances to their performances. General-purpose telescopic sights are specified in ISO 14135‑1.

ISO 14133-1:2006 is applicable to general purpose binoculars, monoculars and spotting scopes. It is not applicable to high performance binoculars, monoculars and spotting scopes, which are specified in ISO 14133-2.

ISO 14133-2:2006 is applicable to high performance binoculars, monoculars and spotting scopes. It is not applicable to general purpose binoculars, monoculars and spotting scopes which are specified in ISO 14133-1.

ISO 14490-5:2005 specifies the test methods for the determination of the transmittance of telescopic systems and observational telescopic instruments.

ISO 14490-6:2005 specifies the test methods for the determination of the veiling glare index of telescopic systems and observational telescopic instruments.

ISO 14490-7:2005 specifies the test methods for the determination of the limit of resolution of telescopic systems and observational telescopic instruments.

ISO 14490-3:2004 specifies test equipment and test procedures for the determination of the following optical characteristics of telescopic sights: axial parallax; parallax; eye relief range; reticle tracking.

ISO 14135-1:2003 applies to general-purpose telescopic sights, used on hand-held firearms and airguns. It contains a classification to the usage of telescopic sights and specifies interfaces, minimum requirements and tolerances to their performances.

ISO 14135-2:2003 applies to high-performance telescopic sights, used on hand-held firearms and airguns. It contains a classification of the usage of telescopic sights and specifies interfaces, minimum requirements and tolerances to their performances.

Specifies a method of testing telescopes in terms of imaging states aimed at making valid optical transfer function measurements and also information on the testing of some of their components and sub-assemblies.