SE7408448L - - Google Patents

Info

Publication number
SE7408448L
SE7408448L SE7408448A SE7408448A SE7408448L SE 7408448 L SE7408448 L SE 7408448L SE 7408448 A SE7408448 A SE 7408448A SE 7408448 A SE7408448 A SE 7408448A SE 7408448 L SE7408448 L SE 7408448L
Authority
SE
Sweden
Prior art keywords
defects
filter
diffraction pattern
pattern formed
projected onto
Prior art date
Application number
SE7408448A
Other languages
Unknown language ( )
English (en)
Other versions
SE383204B (sv
Inventor
L Millgard
Original Assignee
Nordstjernan Rederi Ab
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 Nordstjernan Rederi Ab filed Critical Nordstjernan Rederi Ab
Priority to SE7408448A priority Critical patent/SE383204B/xx
Publication of SE7408448L publication Critical patent/SE7408448L/
Priority to JP5791175A priority patent/JPS5124290A/ja
Priority to CA230,015A priority patent/CA1011582A/en
Priority to CH827975A priority patent/CH597590A5/de
Priority to AT491075A priority patent/AT349242B/de
Priority to NL7507639A priority patent/NL7507639A/xx
Publication of SE383204B publication Critical patent/SE383204B/xx

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/46—Systems using spatial filters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • G01N21/8901—Optical details; Scanning details

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Textile Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Optics & Photonics (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
SE7408448A 1974-06-26 1974-06-26 Sett for klassificering av ytfel hos materialytor. SE383204B (sv)

Priority Applications (6)

Application Number Priority Date Filing Date Title
SE7408448A SE383204B (sv) 1974-06-26 1974-06-26 Sett for klassificering av ytfel hos materialytor.
JP5791175A JPS5124290A (ja) 1974-06-26 1975-05-15 Zairyohyomenchunohyomensonshoobunruisuruhohooyobisochi
CA230,015A CA1011582A (en) 1974-06-26 1975-06-24 Optical method and apparatus for classifying surface defects
CH827975A CH597590A5 (en) 1974-06-26 1975-06-25 Defects in material surface classified by diffraction pattern
AT491075A AT349242B (de) 1974-06-26 1975-06-26 Verfahren zur klassifikation von oberflaechenfehlern eines prueflings sowie vorrichtung zur durchfuehrung des verfahrens
NL7507639A NL7507639A (nl) 1974-06-26 1975-06-26 Werkwijze en inrichting voor het klassificeren van oppervlaktefouten in materiaaloppervlakken.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7408448A SE383204B (sv) 1974-06-26 1974-06-26 Sett for klassificering av ytfel hos materialytor.

Publications (2)

Publication Number Publication Date
SE7408448L true SE7408448L (de) 1974-12-27
SE383204B SE383204B (sv) 1976-03-01

Family

ID=20321557

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7408448A SE383204B (sv) 1974-06-26 1974-06-26 Sett for klassificering av ytfel hos materialytor.

Country Status (6)

Country Link
JP (1) JPS5124290A (de)
AT (1) AT349242B (de)
CA (1) CA1011582A (de)
CH (1) CH597590A5 (de)
NL (1) NL7507639A (de)
SE (1) SE383204B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9812091D0 (en) * 1998-06-05 1998-08-05 Glaverbel Defect detecting unit

Also Published As

Publication number Publication date
AT349242B (de) 1979-03-26
NL7507639A (nl) 1975-12-30
SE383204B (sv) 1976-03-01
CH597590A5 (en) 1978-04-14
ATA491075A (de) 1978-08-15
JPS5124290A (ja) 1976-02-27
CA1011582A (en) 1977-06-07

Similar Documents

Publication Publication Date Title
GB1556174A (en) Light scanning apparatus
AR219475A1 (es) Aparato para clasificar piezas de material
TR18792A (tr) Sentetik maddelerin islenmesine mahsus budinoez
BR7402113D0 (pt) Composicao de gaxeta para molde de lentes
AT352758B (de) Beleuchtungseinrichtung in einem projektions- kopiergeraet
GB1547278A (en) Photographic materials suited for the production of colour separations
TR18948A (tr) Serit bicimindeki bir dokuma sathinin yas olarak muamelesine mahsus tertibat
GB1540158A (en) Apparatus for detecting defects in patterns
SE7512803L (sv) Sett och apparat for automatisk streckvalsning
CH613469A5 (en) Process for the preparation of a pigment composition in bead form
SE7408448L (de)
AR204115A1 (es) Aparato para formar impresiones axiles en filtros de cigarrillos
ES384612A1 (es) Un metodo y un aparato para escribir o registrar modelos, disenos o patrones de mascaras sobre un material fotograficopor medio de luz.
JPS51120737A (en) Douser device for harmful lights in light beam scanning
JPS536025A (en) Projector with intermittently irradiating light source
AT349887B (de) Anordnung zur steuerung der lichtmenge zur be- lichtung von lichtempfindlichem material in kopiergeraeten zur druckformvorbereitung
JPS5346074A (en) Photometer utilizing plane light source
GB2063478B (en) Magnetic particle inspection process and composition useable with simultaneous illumination by ultraviolet and white light
AR215993A1 (es) Aparato para tratar material en particulas humedecidas con un gas secante
CS192543B2 (en) Projection lens
JPS5262447A (en) Filter changing device for downward projection type flvorescence microscope
SE409103B (sv) Apparat foer behandling av sammanhaengande blankettmaterial
CH610671A5 (en) Copying machine having magnetic means for pressing the original to be copied
JPS5227650A (en) Optical device for removing local change of illumination in light source
SE7611731L (sv) Omslagspapper samt sett och apparat for dess framstellning

Legal Events

Date Code Title Description
NUG Patent has lapsed

Ref document number: 7408448-4

Format of ref document f/p: F