JPS63177756U - - Google Patents

Info

Publication number

JPS63177756U

JPS63177756U JP6831787U JP6831787U JPS63177756U JP S63177756 U JPS63177756 U JP S63177756U JP 6831787 U JP6831787 U JP 6831787U JP 6831787 U JP6831787 U JP 6831787U JP S63177756 U JPS63177756 U JP S63177756U

Authority

JP

Japan

Prior art keywords

image sensor

measurement object

illuminance distribution

lens

optical system

Prior art date

1987-05-07

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• 238000006243 chemical reaction Methods 0.000 claims description 2
• 238000001514 detection method Methods 0.000 claims description 2
• 238000006073 displacement reaction Methods 0.000 claims description 2
• 230000003287 optical effect Effects 0.000 claims description 2
• 238000005259 measurement Methods 0.000 claims 2
• 238000005286 illumination Methods 0.000 claims 1
• 238000010586 diagram Methods 0.000 description 1