Method for manufacturing lens cap for optical module

Details Method for manufacturing lens cap for optical module Method for manufacturing lens cap for optical module

2005-05-10

2005-05-10

Vargot, Mathieu D. (Department: 1732)

Plastic and nonmetallic article shaping or treating: processes

Optical article shaping or treating

Composite or multiple layer

C257S434000, C264S272170, C264S274000, C359S811000

Reexamination Certificate

active

06890460

ABSTRACT:
Disclosed is a method for manufacturing a lens cap (20) for an optical module. The lens cap includes a housing (21) and an optical lens (22). The housing includes a sidewall (23) and a top wall (24) connecting with the sidewall. The top wall has an inclined portion (241) defining a through-hole (243) therein, and the through-hole includes a window (244) and an injection void (245) connecting with the window. The optical lens is made of optical plastic and is formed in the through-hole using insert-molding. The optical lens transmits and reflects light.

REFERENCES:
patent: 4217683 (1980-08-01), Cardinal
patent: 5838703 (1998-11-01), Lebby et al.
patent: 5939773 (1999-08-01), Jiang et al.
patent: 6614602 (2003-09-01), Huang

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