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6 Vision functions User Manual HS-50 6.6 Test Component Software-Version 5.01 Edition 01/99 290 1XPEHURI OHDGVWRE HPHDVXUHGDW HDFKFRUQHU If the lead does n o longer stand out well from the backg round, i n the …
User Manual HS-50 6 Vision functions
Software-Version 5.01Edition 01/99 6.6 Test Component
289
This menu is used to
– specify the lead measuring method.
– select the number of leads to be measured at each corner.
– switch the angle measurement on or off.
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If the inner lead tips are mapped better than the outer tips, for example, if a shiny lead is bent up-
wards slightly, you can select one of the following options:
– measuring the tips via the inner tips of the leads, for bases, for example
– center of the lead, center measurement, for PLCC, SOI, for example
– measuring the tips via the outer tips of the leads, for QFP, SOT, SO, for example
6 Vision functions User Manual HS-50
6.6 Test Component Software-Version 5.01 Edition 01/99
290
1XPEHURIOHDGVWREHPHDVXUHGDWHDFKFRUQHU
If the lead does no longer stand out well from the background, in the case of white plugs, for ex-
ample, use this option to specify the number of leads to be measured. However, to do this, the
component must be fully described in the line computer (FDC). In this case, there are no further
lead measuring steps.
NOTE
This value should only be modified for special components and plugs.
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For single-row components, the angle of rotation is not calculated correctly. Consequently it is bet-
ter to access calculation of the angle of rotation in Row measuring mode. Switch off the angle
measurement in this option.
User Manual HS-50 6 Vision functions
Software-Version 5.01Edition 01/99 6.6 Test Component
291
µ/HDG¶PHDVXULQJPRGH
Click on the ‘Setting’ field in the ‘Lead’ measuring mode to call up the /HDGPHDVXULQJPRGH
menu.
This menu is used to
– specify the lead measuring method.
– to select the windows separately for each lead or a combined window for every lead to be mea-
sured.
0HDVXUHPHQW
If the inner lead tips are mapped better than the outer tips, for example if a shiny lead is bent up-
wards slightly, you can select one of the following options:
– measuring the tips via the inner tips of the leads, for bases, for example
– center of the lead, center measurement, for PLCC, SOJ, for example
– measuring the tips via the outer tips of the leads, for QFP, SOT, SO, for example