ZA707995B - Optical elements - Google Patents

Optical elements

Info

Publication number
ZA707995B
ZA707995B ZA707995A ZA707995A ZA707995B ZA 707995 B ZA707995 B ZA 707995B ZA 707995 A ZA707995 A ZA 707995A ZA 707995 A ZA707995 A ZA 707995A ZA 707995 B ZA707995 B ZA 707995B
Authority
ZA
South Africa
Prior art keywords
optical elements
optical
elements
Prior art date
Application number
ZA707995A
Inventor
S Bloom
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 ZA707995B publication Critical patent/ZA707995B/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
ZA707995A 1969-11-28 1970-11-25 Optical elements ZA707995B (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
ZA707995B true ZA707995B (en) 1971-08-25

Family

ID=25376672

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA707995A ZA707995B (en) 1969-11-28 1970-11-25 Optical elements

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
DE2058252B2 (en) 1978-03-09
NL168624C (en) 1982-04-16
AT314867B (en) 1974-04-25
BE759538A (en) 1971-05-27
CA943333A (en) 1974-03-12
FR2073433B1 (en) 1974-08-23
GB1338764A (en) 1973-11-28
FR2073433A1 (en) 1971-10-01
NL7017368A (en) 1971-06-02
DE2058252C3 (en) 1978-11-09
CH538124A (en) 1973-06-15
NL168624B (en) 1981-11-16
SE364465B (en) 1974-02-25
JPS5023388B1 (en) 1975-08-07
DE2058252A1 (en) 1971-06-03

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