发明名称 |
Optical system |
摘要 |
An optical system for use in an inspection system is described. The optical system includes an imaging system which may be provided as a multi-spectral band pass image recording system and a lighting system which includes at least one coaxial light and at least one side light to provide spectral discrimination and to provide contrast between a first surface made from a first material and a second surface made from a second different material. |
申请公布号 |
AU7138901(A) |
申请公布日期 |
2002.01.08 |
申请号 |
AU20010071389 |
申请日期 |
2001.06.22 |
申请人 |
TERADYNE, INC. |
发明人 |
PETER E. SCHMIDT;PAMELA R. LIPSON;JOHN C. BOWMAN |
分类号 |
G01B11/30;G01J3/50;G01N21/84;G01N21/88;G01N21/956;H05K3/00 |
主分类号 |
G01B11/30 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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