NL152986B - PROCESS FOR MANUFACTURING A FOELIE AND FOELIE TO BE USED IN AN INFRARED FILTER, MANUFACTURED IN ACCORDANCE WITH THIS PROCESS. - Google Patents

PROCESS FOR MANUFACTURING A FOELIE AND FOELIE TO BE USED IN AN INFRARED FILTER, MANUFACTURED IN ACCORDANCE WITH THIS PROCESS.

Info

Publication number
NL152986B
NL152986B NL6809988A NL6809988A NL152986B NL 152986 B NL152986 B NL 152986B NL 6809988 A NL6809988 A NL 6809988A NL 6809988 A NL6809988 A NL 6809988A NL 152986 B NL152986 B NL 152986B
Authority
NL
Netherlands
Prior art keywords
foelie
manufactured
accordance
manufacturing
infrared filter
Prior art date
Application number
NL6809988A
Other languages
Dutch (nl)
Other versions
NL6809988A (en
Original Assignee
Eltro Gmbh
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 Eltro Gmbh filed Critical Eltro Gmbh
Publication of NL6809988A publication Critical patent/NL6809988A/xx
Publication of NL152986B publication Critical patent/NL152986B/en

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/22—Absorbing filters
    • G02B5/223—Absorbing filters containing organic substances, e.g. dyes, inks or pigments
NL6809988A 1967-07-13 1968-07-15 PROCESS FOR MANUFACTURING A FOELIE AND FOELIE TO BE USED IN AN INFRARED FILTER, MANUFACTURED IN ACCORDANCE WITH THIS PROCESS. NL152986B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEE0034369 1967-07-13

Publications (2)

Publication Number Publication Date
NL6809988A NL6809988A (en) 1969-01-15
NL152986B true NL152986B (en) 1977-04-15

Family

ID=7076732

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6809988A NL152986B (en) 1967-07-13 1968-07-15 PROCESS FOR MANUFACTURING A FOELIE AND FOELIE TO BE USED IN AN INFRARED FILTER, MANUFACTURED IN ACCORDANCE WITH THIS PROCESS.

Country Status (2)

Country Link
FR (1) FR1602663A (en)
NL (1) NL152986B (en)

Also Published As

Publication number Publication date
NL6809988A (en) 1969-01-15
FR1602663A (en) 1971-01-11
DE1720097B1 (en) 1972-01-13

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: ELTRO