Categories D1S, D2S, D3S and D4S Sheet DxS/5
Position of the electrodes
This test is used to determine whether the electrodes are correctly positioned relative to the reference axis and the reference plane.
[Bild bitte in Originalquelle ansehen]
Measuring direction: light source side and top view
|
Dimension in mm |
Production light sources |
Standard light sources |
|
a1 |
d + 0,2 |
d + 0,1 |
|
a2 |
d + 0,5 |
d + 0,25 |
|
b1 |
0,3 |
0,15 |
|
b2 |
0,6 |
0,3 |
|
c |
4,2 |
4,2 |
|
d = diameter of the electrode; d < 0,3 for D1S and D2S; d < 0,4 for D3S and D4S. |
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