BR8803971A - Lente de raios - Google Patents
Lente de raiosInfo
- Publication number
- BR8803971A BR8803971A BR8803971A BR8803971A BR8803971A BR 8803971 A BR8803971 A BR 8803971A BR 8803971 A BR8803971 A BR 8803971A BR 8803971 A BR8803971 A BR 8803971A BR 8803971 A BR8803971 A BR 8803971A
- Authority
- BR
- Brazil
- Prior art keywords
- rays
- lens
- rays lens
- Prior art date
Links
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)
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 (pt) | 1990-03-20 |
Family
ID=6348725
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8803971A BR8803971A (pt) | 1988-03-03 | 1988-07-15 | Lente de raios |
Country Status (2)
Country | Link |
---|---|
BR (1) | BR8803971A (pt) |
DE (1) | DE3806879C1 (pt) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4103615C2 (de) * | 1991-02-07 | 1993-12-09 | Augon Ges Fuer Die Entwicklung | Vorrichtung zur chirurgischen Behandlung einer Augenhornhautoberfläche mit einer Laserlichtquelle |
CA2108959A1 (en) * | 1992-11-16 | 1994-05-17 | Thomas M. Golz | Lenticular lens |
DE10361121A1 (de) * | 2003-12-22 | 2005-07-21 | Schott Ag | Optische Anordnung mit Stufenlinse |
WO2005061956A1 (de) | 2003-12-22 | 2005-07-07 | Schott Ag | Optische anordnung mit stufenlinse |
DE102019205642A1 (de) | 2019-04-17 | 2020-10-22 | Trumpf Laser- Und Systemtechnik Gmbh | Ortsfrequenzfiltereinrichtung zur Verwendung mit einem Laserstrahl, Ortsfrequenzfilteranordnung mit einer solchen Ortsfrequenzfiltereinrichtung und Verfahren zur Ortsfrequenzfilterung eines Laserstrahls |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2130564A1 (de) * | 1970-06-24 | 1971-12-30 | Image Analysing Computers Ltd | Einrichtung zur Korrektur der Grauwertbildung bei einem Bildwandler |
CA1152789A (en) * | 1979-11-30 | 1983-08-30 | Naohiro Murayama | Infrared condensing lenses |
JPS6027963B2 (ja) * | 1980-02-19 | 1985-07-02 | キヤノン株式会社 | 撮影レンズ |
DE3636684A1 (de) * | 1986-10-28 | 1988-05-11 | Rodenstock Optik G | Filter zur kompensation des helligkeitsabfalls in der bildebene eines objektives |
-
1988
- 1988-03-03 DE DE3806879A patent/DE3806879C1/de not_active Expired
- 1988-07-15 BR BR8803971A patent/BR8803971A/pt 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 |
---|---|---|---|
FG | Letter patent granted | ||
B21A | Expiry acc. art. 78, item i of ipl- expiry of the term of protection |
Free format text: PATENTE EXTINTA EM 15/07/2003 |