JPS6295849U - - Google Patents

Info

Publication number

JPS6295849U

JPS6295849U JP18814485U JP18814485U JPS6295849U JP S6295849 U JPS6295849 U JP S6295849U JP 18814485 U JP18814485 U JP 18814485U JP 18814485 U JP18814485 U JP 18814485U JP S6295849 U JPS6295849 U JP S6295849U

Authority

JP

Japan

Prior art keywords

light

filter

metal material

cutting

cut surface

Prior art date

1985-12-06

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

• 239000007769 metal material Substances 0.000 claims description 5
• 230000005856 abnormality Effects 0.000 claims description 4
• 238000001514 detection method Methods 0.000 claims 2
• 230000001678 irradiating effect Effects 0.000 claims 1
• 238000010586 diagram Methods 0.000 description 4
• 229910000831 Steel Inorganic materials 0.000 description 1
• 230000005540 biological transmission Effects 0.000 description 1
• 230000007812 deficiency Effects 0.000 description 1
• 230000003287 optical effect Effects 0.000 description 1
• 230000035945 sensitivity Effects 0.000 description 1
• 239000010959 steel Substances 0.000 description 1

Cited By (4)