OmniVision Technologies Inc, which makes semiconductor image sensor devices, posted better-than-expected second-quarter results but forecast a weak third quarter, sending its shares down 10 percent in extended trade.

The chipmaker forecast third-quarter revenue in the range of $145 million to $160 million, compared with analysts' expectation of $168.6 million, according to Thomson Reuters I/B/E/S. [ID:nWNAB0660]

The fabless semiconductor company designs analog and digital single-chip image sensors that capture and convert images for cameras, surveillance systems, games, and videophones.

Net income in the second quarter of fiscal 2010 was $8.1 million, or 16 cents a share, compared to a net loss of $5.3 million, or 10 cents a share in year-ago quarter.

Excluding items, the company earned 27 cents a share.

Revenues rose about 12 percent to $183.3 million.

Analysts had expected the company to earn 16 cents a share on revenue of $163.9 million.

Shares of Santa Clara, California-based OmniVision were down $1.28 at $12.68 in extended trade. The shares closed at $13.96 Monday on Nasdaq.

(Reporting by Sudipto Ganguly in Bangalore; Editing by Ratul Ray Chaudhuri)

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