Lens adapter ring and lens module

Details Lens adapter ring and lens module Lens adapter ring and lens module

2010-01-26

2011-11-15

Mack, Ricky (Department: 2873)

Optical: systems and elements

Lens

With support

Reexamination Certificate

active

08059348

ABSTRACT:
A lens adapter ring is provided for connecting a lens barrel to a lens holder whose thread specification is different from that of the lens barrel. The ring includes a first hollow cylinder. The cylinder includes a first inner surface and a first outer surface opposite to the first inner surface. The first outer surface includes a first outer thread portion adapted for the lens holder, and the first inner surface includes a first inner thread portion adapted for the lens barrel. The thread specification of the first outer thread portion is different from that of the inner thread portion. A lens module using the lens adapter ring is also provided.

REFERENCES:
patent: 4297002 (1981-10-01), Meatabi
patent: 5469300 (1995-11-01), Nomura
patent: 7259910 (2007-08-01), Kuo

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