Lens fixing module and projection device
AssigneeQisda Corporation
InventorsWei-Chun Peng, Po-Chou Chen
Life of this patent
Estimating the term…
Abstract
A lens fixing module is configured to fix a lens, wherein the lens has a flange. The lens fixing module includes a fixing base and a fixing ring. The fixing base has a hollow pillar and a first connecting portion. The fixing ring has a restraining portion and a second connecting portion. An end of the lens is inserted into the hollow pillar, the fixing ring is disposed on the lens and the hollow pillar, and the first connecting portion is connected to the second connecting portion, such that the flange is sandwiched in between the restraining portion and the hollow pillar.
Claims12
A lens fixing module configured to fix a lens, the lens
- having a flange, the lens fixing module comprising:
- a fixing base having a hollow pillar and a first connecting portion;
- and
- a fixing ring having a restraining portion and a second connecting portion;
- wherein an end of the lens is inserted into the hollow pillar, the fixing ring is disposed on the lens and the hollow pillar, and the first connecting portion is connected to the second connecting portion, such that the flange is sandwiched in between the restraining portion and the hollow pillar to fix the lens between the fixing ring and the hollow pillar.
A projection device comprising:
- a casing;
- a lens having a flange;
- and
- a lens fixing module comprising:
- a fixing base disposed in the casing, the fixing base having a hollow pillar and a first connecting portion;
- and
- a fixing ring having a restraining portion and a second connecting portion;
- wherein an end of the lens is inserted into the hollow pillar, the fixing ring is disposed on the lens and the hollow pillar, and the first connecting portion is connected to the second connecting portion, such that the flange is sandwiched in between the restraining portion and the hollow pillar to fix the lens between the fixing ring and the hollow pillar.
Dependencies are inferred from the claim text.