| Guest |
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Step-up adapter rings
| Category: |
Machinery & Tools / Other |
| Date of placement: |
Dec 26, 2009 02:12 (GMT) |
| Expiration date: |
Oct 06, 2012 20:17 (GMT) |
| Type: |
Sell |
| Subject: |
Step-up adapter rings |
| Details: |
Step-up adapter rings The inner ring that screws onto the converter lens,then the outer ring fits into the standard lens. Adapter ring technology is a local area . It uses a special three-byte frame called a token that travels around the adapter ring. Adapter ring frames travel completely around the loop.Stations on a adapter ring are logically organized in a adapter ring topology with data being transmitted sequentially from one adapter ring station to the next with a control circulating around the adapter ring controlling access. Step-Up Adapter Ring allows you to use larger size filters on lenses with a smaller diameter thread. The first number is the size that screws into the lens, the second number is the filter size. |
| Company: |
Jollystar photoelectric science & technology Co., |
| Contact person: |
Lin |
| Country: |
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