JPS6126002B2 - - Google Patents

Info

Publication number
JPS6126002B2
JPS6126002B2 JP11015077A JP11015077A JPS6126002B2 JP S6126002 B2 JPS6126002 B2 JP S6126002B2 JP 11015077 A JP11015077 A JP 11015077A JP 11015077 A JP11015077 A JP 11015077A JP S6126002 B2 JPS6126002 B2 JP S6126002B2
Authority
JP
Japan
Prior art keywords
light
area ratio
half mirror
dot area
measuring device
Prior art date
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.)
Expired
Application number
JP11015077A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5443767A (en
Inventor
Juji Mihashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dai Nippon Printing Co Ltd
Original Assignee
Dai Nippon Printing Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dai Nippon Printing Co Ltd filed Critical Dai Nippon Printing Co Ltd
Priority to JP11015077A priority Critical patent/JPS5443767A/ja
Priority to US05/941,174 priority patent/US4264210A/en
Priority to DE19782839692 priority patent/DE2839692A1/de
Priority to DE19782858765 priority patent/DE2858765C2/de
Publication of JPS5443767A publication Critical patent/JPS5443767A/ja
Priority to US06/190,171 priority patent/US4371265A/en
Publication of JPS6126002B2 publication Critical patent/JPS6126002B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
JP11015077A 1977-09-13 1977-09-13 Device for measuring area ratio of net crossings Granted JPS5443767A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP11015077A JPS5443767A (en) 1977-09-13 1977-09-13 Device for measuring area ratio of net crossings
US05/941,174 US4264210A (en) 1977-09-13 1978-09-11 Dot percentage measuring device
DE19782839692 DE2839692A1 (de) 1977-09-13 1978-09-12 Rasterpunktprozentsatz-messvorrichtung
DE19782858765 DE2858765C2 (de) 1977-09-13 1978-09-12 Rasterpunktprozentsatz-messvorrichtung
US06/190,171 US4371265A (en) 1977-09-13 1980-09-23 Dot percentage measuring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11015077A JPS5443767A (en) 1977-09-13 1977-09-13 Device for measuring area ratio of net crossings

Publications (2)

Publication Number Publication Date
JPS5443767A JPS5443767A (en) 1979-04-06
JPS6126002B2 true JPS6126002B2 (enrdf_load_stackoverflow) 1986-06-18

Family

ID=14528309

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11015077A Granted JPS5443767A (en) 1977-09-13 1977-09-13 Device for measuring area ratio of net crossings

Country Status (1)

Country Link
JP (1) JPS5443767A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5456471A (en) * 1977-10-13 1979-05-07 Dainippon Printing Co Ltd Dot area rate measuring device
JPS5473069A (en) * 1977-11-21 1979-06-12 Dainippon Printing Co Ltd Device for measuring area ratio of dots of net

Also Published As

Publication number Publication date
JPS5443767A (en) 1979-04-06

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