CA943333A - Optical elements - Google Patents

Optical elements

Info

Publication number
CA943333A
CA943333A CA099,364A CA99364A CA943333A CA 943333 A CA943333 A CA 943333A CA 99364 A CA99364 A CA 99364A CA 943333 A CA943333 A CA 943333A
Authority
CA
Canada
Prior art keywords
optical elements
optical
elements
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
CA099,364A
Inventor
Stanley M. Bloom
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.)
Polaroid Corp
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
Application granted granted Critical
Publication of CA943333A publication Critical patent/CA943333A/en
Expired legal-status Critical Current

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
CA099,364A 1969-11-28 1970-11-27 Optical elements Expired CA943333A (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
CA943333A true CA943333A (en) 1974-03-12

Family

ID=25376672

Family Applications (1)

Application Number Title Priority Date Filing Date
CA099,364A Expired CA943333A (en) 1969-11-28 1970-11-27 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
GB1338764A (en) 1973-11-28
NL168624B (en) 1981-11-16
FR2073433A1 (en) 1971-10-01
FR2073433B1 (en) 1974-08-23
JPS5023388B1 (en) 1975-08-07
DE2058252B2 (en) 1978-03-09
NL168624C (en) 1982-04-16
CH538124A (en) 1973-06-15
BE759538A (en) 1971-05-27
AT314867B (en) 1974-04-25
DE2058252A1 (en) 1971-06-03
SE364465B (en) 1974-02-25
DE2058252C3 (en) 1978-11-09
NL7017368A (en) 1971-06-02
ZA707995B (en) 1971-08-25

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