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Lens barrel support device and maskless exposure apparatus having the same
US8994922B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8994922-B2 |
| Application number | US-92393910-A |
| Country | US |
| Kind code | B2 |
| Filing date | Oct 15, 2010 |
| Priority date | Oct 20, 2009 |
| Publication date | Mar 31, 2015 |
| Grant date | Mar 31, 2015 |
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Abstract
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Provided is a barrel support device for supporting a lens barrel. The barrel support device may include a guide frame configured to laterally support the lens barrel and tilt with the lens barrel, a rotation guide on a first end of the guide frame, the rotation guide being ring shaped and configured attach the lens barrel to the guide frame, and a ring-shaped tilting frame configured to support a second end of the guide frame and tilt the guide frame, wherein the guide frame, the rotation guide, and the tilting frame are configured to allow the lens barrel to pass therethrough.
First claim
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What is claimed is: 1. A barrel support device configured to support a lens barrel, comprising: a guide frame configured to laterally support the lens barrel and tilt with the lens barrel; a rotation guide on a first end of the guide frame, the rotation guide being ring shaped and configured to attach the lens barrel to the guide frame; a ring-shaped tilting frame configured to support a second end of the guide frame and tilt the guide frame, wherein the guide frame, the rotat…
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- What does patent US8994922B2 cover?
- Provided is a barrel support device for supporting a lens barrel. The barrel support device may include a guide frame configured to laterally support the lens barrel and tilt with the lens barrel, a rotation guide on a first end of the guide frame, the rotation guide being ring shaped and configured attach the lens barrel to the guide frame, and a ring-shaped tilting frame configured to support…
- Who is the assignee on this patent?
- Park Sang Hyun, Hong Sang Joon, Jang Sang Don, and 3 more
- What technology area does this patent fall under?
- Primary CPC classification G02B7/023. Mapped technology areas include Physics.
- When was this patent published?
- Publication date Tue Mar 31 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).