IS 4545 : Part 3 : 1983 Methods of measurement on receivers for television broadcast transmissions: Part 3 Geometrical properties of the picture
UDC 621.397.62 : 621.391.837.08 | LTD 7 |
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Reaffirmed 2022 |
1 Scope
1.1 This standard (Part 3) covers methods of measurement forgeometrical properties of the picture, namely:
a) Picture size,
b) Curvature of picture screen,
c) Geometrical distortion,
d) Non-linearity of scanning,
e) Picture outline distortion,
f) Convergence errors,
g) Over and under scanning and centring,
h) Brightness,
j) Contrast, and
k) Brightness transfer characteristic.
2 References
IS 2 :1960Rules for rounding off numerical values
IS 4545 : Part 1 :1983 Methods of measurement on receivers fortelevision broadcast transmissions:Part 1 General considerations