Patent ID: 7775677
Filing Date: 2010-08-17
Classification: F21K,F21V,F21Y,H01R,H05B,Y02B

Abstract:
1. An adapter device for enabling use of a compact fluorescent lamp in a lighting apparatus having a socket for an incandescent lamp, the adapter device comprising: a fastening structure for fastening the compact fluorescent lamp as a main light source to provide major brightness; a cap for supplying Alternating Current (AC) power to the fastening structure; green Light Emitting Diodes (LEDs) for emitting light in a wavelength range of 498-530 nm and red LEDs for emitting light in a wavelength range of 620-700 nm and bluish green LEDs for emitting light at a wavelength around 495 nm, the LEDs being positioned around the compact fluorescent lamp and improving color rendering and sharpness; and a power supply for supplying power to the green LEDs and the red LEDs and bluish green LEDs.