BR8803971A - RAYS LENS - Google Patents

RAYS LENS

Info

Publication number: BR8803971A
Authority: BR; Brazil
Prior art keywords: rays; lens; rays lens
Prior art date: 1988-03-03

Application number

BR8803971A

Other languages

Portuguese (pt)

Inventor

Peter Heuser

Gerhard Wiegleb

Norbert Bendicks

Original Assignee

Kostal Leopold Gmbh & Co Kg

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.)

1988-03-03

Filing date

1988-07-15

Publication date

1990-03-20

1988-07-15 Application filed by Kostal Leopold Gmbh & Co Kg filed Critical Kostal Leopold Gmbh & Co Kg

1990-03-20 Publication of BR8803971A publication Critical patent/BR8803971A/en

Classifications

- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/02—Simple or compound lenses with non-spherical faces
- G02B3/08—Simple or compound lenses with non-spherical faces with discontinuous faces, e.g. Fresnel lens

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Optics & Photonics (AREA)
Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Optical Elements Other Than Lenses (AREA)

BR8803971A 1988-03-03 1988-07-15 RAYS LENS BR8803971A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE3806879A DE3806879C1 (en)	1988-03-03	1988-03-03	Optical filter lens

Publications (1)

Publication Number	Publication Date
BR8803971A true BR8803971A (en)	1990-03-20

Family

ID=6348725

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR8803971A BR8803971A (en)	1988-03-03	1988-07-15	RAYS LENS

Country Status (2)

Country	Link
BR (1)	BR8803971A (en)
DE (1)	DE3806879C1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE4103615C2 (en) *	1991-02-07	1993-12-09	Augon Ges Fuer Die Entwicklung	Device for the surgical treatment of an eye corneal surface with a laser light source
CA2108959A1 (en) *	1992-11-16	1994-05-17	Thomas M. Golz	Lenticular lens
WO2005061956A1 (en)	2003-12-22	2005-07-07	Schott Ag	Optical array comprising a fresnel lens
DE10361121A1 (en) *	2003-12-22	2005-07-21	Schott Ag	Optical arrangement with stepped lens
DE102019205642A1 (en)	2019-04-17	2020-10-22	Trumpf Laser- Und Systemtechnik Gmbh	Spatial frequency filter device for use with a laser beam, spatial frequency filter arrangement with such a spatial frequency filter device and method for spatial frequency filtering of a laser beam

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2130564A1 (en) *	1970-06-24	1971-12-30	Image Analysing Computers Ltd	Device for correcting the gray value formation in an image converter
CA1152789A (en) *	1979-11-30	1983-08-30	Naohiro Murayama	Infrared condensing lenses
JPS6027963B2 (en) *	1980-02-19	1985-07-02	キヤノン株式会社	shooting lens
DE3636684A1 (en) *	1986-10-28	1988-05-11	Rodenstock Optik G	Filter for compensation of the brightness fall-off in the image plane of a lens

1988
- 1988-03-03 DE DE3806879A patent/DE3806879C1/en not_active Expired
- 1988-07-15 BR BR8803971A patent/BR8803971A/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
DE3806879C1 (en)	1989-03-30

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Legal Events

Date	Code	Title	Description
1995-03-28	FG	Letter patent granted
2008-09-02	B21A	Expiry acc. art. 78, item i of ipl- expiry of the term of protection	Free format text: PATENTE EXTINTA EM 15/07/2003