TW200627051A - Projection lens and optical projection apparatus - Google Patents
Projection lens and optical projection apparatusInfo
- Publication number
- TW200627051A TW200627051A TW094102111A TW94102111A TW200627051A TW 200627051 A TW200627051 A TW 200627051A TW 094102111 A TW094102111 A TW 094102111A TW 94102111 A TW94102111 A TW 94102111A TW 200627051 A TW200627051 A TW 200627051A
- Authority
- TW
- Taiwan
- Prior art keywords
- lens
- projection
- lens cone
- dynamic device
- strengthening block
- Prior art date
Links
Landscapes
- Projection Apparatus (AREA)
- Lens Barrels (AREA)
Abstract
A projection lens, suitable for being cut into by a dynamic device, is provided. The projection lens includes a shell and a plurality of lenses, and the lenses are disposed in the shell. The shell includes a lens cone, a strengthening block and a cover. The dynamic device is disposed on the strengthening block, and the lens cone is infixed into the strengthening block. The lens cone has a cut-into opening for the dynamic device cutting into the lens cone, and the cut-into opening is surrounded by the strengthening block. Moreover, the strengthening block and the dynamic device are covered by the cover. The lenses are disposed in the lens cone. Furthermore, an optical projection apparatus is provided.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW94102111A TWI259930B (en) | 2005-01-25 | 2005-01-25 | Projection lens and optical projection apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW94102111A TWI259930B (en) | 2005-01-25 | 2005-01-25 | Projection lens and optical projection apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
TW200627051A true TW200627051A (en) | 2006-08-01 |
TWI259930B TWI259930B (en) | 2006-08-11 |
Family
ID=37872579
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW94102111A TWI259930B (en) | 2005-01-25 | 2005-01-25 | Projection lens and optical projection apparatus |
Country Status (1)
Country | Link |
---|---|
TW (1) | TWI259930B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI386752B (en) * | 2009-02-03 | 2013-02-21 | Coretronic Corp | Dynamic mask and illumination system |
-
2005
- 2005-01-25 TW TW94102111A patent/TWI259930B/en active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI386752B (en) * | 2009-02-03 | 2013-02-21 | Coretronic Corp | Dynamic mask and illumination system |
US8696165B2 (en) | 2009-02-03 | 2014-04-15 | Coretronic Corporation | Dynamic mask and illumination system |
Also Published As
Publication number | Publication date |
---|---|
TWI259930B (en) | 2006-08-11 |
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