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BS EN 61146-2:1997

Current

Current

The latest, up-to-date edition.

Video cameras (PAL/SECAM/NTSC). Method of measurement Two- and three-sensor professional cameras

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

15-12-1997

£262.00
Excluding VAT

1 General
    1.1 Scope
    1.2 Normative references
    1.3 Conditions
          1.3.1 Environmental conditions
          1.3.2 Conditions of measurements
          1.3.3 Reference output levels
2 Video characteristics
    2.1 Sensitivity
          2.1.1 Reference subject illumination
          2.1.2 Reference sensitivity (alternative method)
          2.1.3 Minimum subject illumination
    2.2 Resolution
          2.2.1 Modulation depth
          2.2.2 Common resolution
    2.3 Signal-to-noise ratio
          2.3.1 Characteristics to be specified
          2.3.2 Measurement conditions
          2.3.3 Method of measurement
          2.3.4 Presentation of results
    2.4 Waveform distortions (streaking)
          2.4.1 Characteristics to be specified
          2.4.2 Measurement conditions
          2.4.3 Method of measurement
          2.4.4 Presentation of results
    2.5 Gamma and white balance tracking characteristics
          2.5.1 Characteristics to be specified
          2.5.2 Measurement conditions
          2.5.3 Method of measurement
          2.5.4 Presentation of results
    2.6 Colour and white reproduction non-uniformity
          2.6.1 Characteristics to bs specified
          2.6.2 Measurement conditions
          2.6.3 Method of measurement
          2.6.4 Presentation of results
    2.7 Tracking error of white shading
          2.7.1 Characteristics to be specified
          2.7.2 Measurement conditions
          2.7.3 Method of measurement
          2.7.4 Presentation of results
    2.8 Black shading
          2.8.1 Characteristics to be specified
          2.8.2 Measurement conditions
          2.8.3 Method of measurement
          2.8.4 Presentation of results
    2.9 White clipping and compression rate
          2.9.1 Characteristics to be specified
          2.9.2 Measurement conditions
          2.9.3 Method of measurement
          2.9.4 Presentation of results
    2.10 Dynamic range and contrast range
          2.10.1 Characteristics to be specified
          2.10.2 Method of measurement
          2.10.3 Presentation of results
    2.11 Colour reproduction
          2.11.1 Characteristics to be specified
          2.11.2 Measurement conditions
          2.11.3 Method of measurement
          2.11.4 Calculation
          2.11.5 Original colour chip samples
          2.11.6 Presentation of results
          2.11.7 Camera for which only a composite video
                  signal is available
    2.12 Flare
          2.12.1 Characteristics to be specified
          2.12.2 Measurement conditions
          2.12.3 Method of measurement
          2.12.4 Presentation of results
3 Other anomalies
    3.1 Moires
          3.1.1 For a camera which provides R, G, B outputs
          3.1.2 For a camera which provides composite
                  video output only
    3.2 Lag
          3.2.1 Measurement conditions
          3.2.2 Method of measurement
          3.2.3 Presentation of results
    3.3 Sticking (image retention)
          3.3.1 Measurement conditions
          3.3.2 Method of measurement
          3.3.3 Presentation of results
    3.4 Blooming
          3.4.1 Method of measurement
          3.4.2 Presentation of results
    3.5 Smearing
          3.5.1 Method of measurement
          3.5.2 Presentation of results
    3.6 Registration
          3.6.1 Characteristics to be specified
          3.6.2 Method of measurement
          3.6.3 Alternative method of measurement
    3.7 Geometric distortions
          3.7.1 Conventional method
          3.7.2 Alternative method
Figures
1 Equipment arrangement for measurement of sensitivity
2 Specification of grey scale test chart
3 Equipment arrangement for measurement of resolution
4 Specification of the transparent test charts for
    measurement of modulation depth
5 Equipment arrangement for measurement of signal-to-noise
    ratio
6 Specification of the reflective test chart for
    measurements signal-to-noise ratio and white shading
7 Equipment arrangement for measurement of waveform
    distortion
8 Specification of the transparent test chart for
    measurement of streaking
9 Examples of waveforms
10 Equipment arrangement for measurement of gamma and
    white balance tracking characteristics, colour and
    white reproduction, white clipping and compression rate,
    and flare
11 Specification of the rectangle
12 Equipment arrangement for measurement of tracking error
    of white shading
13 Waveform of the tracking error of white shading
14 Equipment arrangement for measurement of colour reproduction
15 Specification of arrangement of colour samples for
    measurement of colour reproduction
16 Specification of the test chart for measurement of overall
    flare (average picture level = 50%)
17 Specification of the test chart for measurement of
    localized flare (average picture level = 99%)
18 Specification of the transparent test chart for
    measurement of smearing and blooming
19 Equipment arrangement for measurement of registration
    (conventional method)
20 Specification of the reflective test chart for measurement
    of registration (conventional method)
21 Definition of the zones for a conventional method of
    measurement of registration
22 Equipment arrangement for the alternative method of
    measurement of registration
23
24 Dimensional specification of V pattern
25 Extraction of timing offsets for calculation of
    registration errors
26 Equipment arrangement for measurement of geometric
    distortion
27 Definition of the zones in the V pattern test chart for
    measurement of geometric distortion
28 Definitions of barrel and pincushion distortion
Annex A Bibliography
Annex ZA (normative) Normative references to international
publications with their corresponding European publications

Defines test patterns, conditions and methods of measurement for the comparison of performance.

Committee
EPL/100
DevelopmentNote
Also numbered as IEC 61146-2 Supersedes 93/205918 DC (11/2005)
DocumentType
Standard
Pages
48
PublisherName
British Standards Institution
Status
Current
Supersedes

Standards Relationship
DIN EN 61146-2:1998-04 Identical
EN 61146-2:1997 Identical
NF EN 61146-2 : 1998 Identical
NBN EN 61146-2 : 1998 Identical
SN EN 61146-2 : 1997 Identical
I.S. EN 61146-2:1998 Identical

ISO 10527:2007 CIE standard colorimetric observers
ISO 10526:2007 CIE standard illuminants for colorimetry
IEC 61146-1:1994 Video cameras (PAL/SECAM/NTSC) - Methods of measurement - Part 1:Non-broadcast single-sensor cameras
EN 61146-1:1996 Video cameras (PAL/SECAM/NTSC) - Methods of measurement - Part 1: Non-broadcast single-sensor cameras

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