CH538124A - Infrared filter - Google Patents

Infrared filter

Info

Publication number
CH538124A
CH538124A CH1760470A CH1760470A CH538124A CH 538124 A CH538124 A CH 538124A CH 1760470 A CH1760470 A CH 1760470A CH 1760470 A CH1760470 A CH 1760470A CH 538124 A CH538124 A CH 538124A
Authority
CH
Switzerland
Prior art keywords
infrared filter
infrared
filter
Prior art date
Application number
CH1760470A
Other languages
German (de)
Inventor
Morton Bloom Stanley
Original Assignee
Polaroid Corp
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 Polaroid Corp filed Critical Polaroid Corp
Publication of CH538124A publication Critical patent/CH538124A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B23/00—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose
    • B32B23/04—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose comprising such cellulosic plastic substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B23/08—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose comprising such cellulosic plastic substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/306—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl acetate or vinyl alcohol (co)polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/412—Transparent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/42—Polarizing, birefringent, filtering
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/514—Oriented
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/554—Wear resistance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2551/00—Optical elements
CH1760470A 1969-11-28 1970-11-27 Infrared filter CH538124A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US88061469A 1969-11-28 1969-11-28

Publications (1)

Publication Number Publication Date
CH538124A true CH538124A (en) 1973-06-15

Family

ID=25376672

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1760470A CH538124A (en) 1969-11-28 1970-11-27 Infrared filter

Country Status (11)

Country Link
JP (1) JPS5023388B1 (en)
AT (1) AT314867B (en)
BE (1) BE759538A (en)
CA (1) CA943333A (en)
CH (1) CH538124A (en)
DE (1) DE2058252C3 (en)
FR (1) FR2073433B1 (en)
GB (1) GB1338764A (en)
NL (1) NL168624C (en)
SE (1) SE364465B (en)
ZA (1) ZA707995B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2223843C2 (en) * 1972-05-16 1983-11-10 Polaroid Corp., 02139 Cambridge, Mass. Composite window construction
CH623660A5 (en) * 1977-12-16 1981-06-15 Bbc Brown Boveri & Cie
JPS6089233U (en) * 1983-11-25 1985-06-19 山本　一成 toothpaste
DE3429438A1 (en) * 1984-08-10 1988-06-23 Basf Ag OPTICAL RECORDING MEDIUM
JPS6360430U (en) * 1986-10-09 1988-04-22
WO2014069412A1 (en) * 2012-10-29 2014-05-08 大学共同利用機関法人情報・システム研究機構 Anti-face detection item

Also Published As

Publication number Publication date
FR2073433B1 (en) 1974-08-23
NL168624B (en) 1981-11-16
FR2073433A1 (en) 1971-10-01
CA943333A (en) 1974-03-12
NL168624C (en) 1982-04-16
DE2058252B2 (en) 1978-03-09
JPS5023388B1 (en) 1975-08-07
GB1338764A (en) 1973-11-28
SE364465B (en) 1974-02-25
ZA707995B (en) 1971-08-25
NL7017368A (en) 1971-06-02
DE2058252A1 (en) 1971-06-03
DE2058252C3 (en) 1978-11-09
AT314867B (en) 1974-04-25
BE759538A (en) 1971-05-27

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Legal Events

Date Code Title Description
PL Patent ceased