Sony has reported a loss of 40.8 billion yen (US$437m) for the year to the end of March, less than half the loss it made the previous year.

Sony said on Wednesday it would sell a small and mid-size TFT liquid crystal display facility to Kyocera in June, in a bid to improve the efficiency of its LCD business.

Sony has announced the development of a RGB laser light source module suitable for large screen projectors such as digital cinema projectors. The module incorporates high power lasers of the three primary colors: red, green and blue (RGB) with a combined output power of 21W (equivalent to 5,000 lumens), in a single package measuring 530cc, among the industry's smallest.

Sony plans to launch new 3D television sets in Japan from 10 June. A 46-inch 3D screen will cost around 350,000 yen (US$3,898), 52% more expensive than a regular Sony flatscreen television.