TP/9S
6509xxxx
COSMETIC INSPECTION
TEST CONDITIONS
Definition of
appearance part
A-zone: important zone
B-zone: not important zone
Photometric condition
The light source must be cold and il-
luminate the keyboard vertically;
Source: 2 x 36W/865 neon;
Distance from top table: 75cm.
Operator position
Distance between eyes and top keys
surface: from 40 to 60 cm;
View angle: 45° (approx.)
Operator Visual Acuity: 1.00 deci-
mal (including lens correction and no
color blindness).
Procedure
Check the A-zone varying the incli-
nation of the keyboard by 30° and
the inclination of the head by 30° as
well;
Test duration: 10sec max.
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