JPS5987402A - 集光体 - Google Patents
集光体Info
- Publication number
- JPS5987402A JPS5987402A JP57198267A JP19826782A JPS5987402A JP S5987402 A JPS5987402 A JP S5987402A JP 57198267 A JP57198267 A JP 57198267A JP 19826782 A JP19826782 A JP 19826782A JP S5987402 A JPS5987402 A JP S5987402A
- Authority
- JP
- Japan
- Prior art keywords
- light
- transparent
- condensing
- fresnel lens
- bodies
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/12—Fluid-filled or evacuated lenses
-
- 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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57198267A JPS5987402A (ja) | 1982-11-10 | 1982-11-10 | 集光体 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57198267A JPS5987402A (ja) | 1982-11-10 | 1982-11-10 | 集光体 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5987402A true JPS5987402A (ja) | 1984-05-21 |
JPS6255762B2 JPS6255762B2 (sh) | 1987-11-20 |
Family
ID=16388290
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57198267A Granted JPS5987402A (ja) | 1982-11-10 | 1982-11-10 | 集光体 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5987402A (sh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998049583A1 (es) * | 1997-04-28 | 1998-11-05 | Cruz Y Bomant, S.L. | Procedimientos para la fabricacion de lentes escalonadas de gran tamaño, autorefrigerables, con foco y propiedades filtrantes variables |
US6445509B1 (en) * | 1999-08-16 | 2002-09-03 | Ray Marvin Alden | Variable fresnel type structures and process |
EP1477839A2 (de) * | 1998-03-09 | 2004-11-17 | Bartels Mikrotechnik GmbH | Steuerbare Fresnellinsenanordnung |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0222451U (sh) * | 1988-07-29 | 1990-02-14 |
-
1982
- 1982-11-10 JP JP57198267A patent/JPS5987402A/ja active Granted
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998049583A1 (es) * | 1997-04-28 | 1998-11-05 | Cruz Y Bomant, S.L. | Procedimientos para la fabricacion de lentes escalonadas de gran tamaño, autorefrigerables, con foco y propiedades filtrantes variables |
EP1477839A2 (de) * | 1998-03-09 | 2004-11-17 | Bartels Mikrotechnik GmbH | Steuerbare Fresnellinsenanordnung |
EP1477839A3 (de) * | 1998-03-09 | 2004-12-01 | Bartels Mikrotechnik GmbH | Steuerbare Fresnellinsenanordnung |
US6445509B1 (en) * | 1999-08-16 | 2002-09-03 | Ray Marvin Alden | Variable fresnel type structures and process |
Also Published As
Publication number | Publication date |
---|---|
JPS6255762B2 (sh) | 1987-11-20 |
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