[Amen] obtained a microscope whose light source was an incandescent bulb, but the light from it seemed awfully dim even at its brightest setting. Rather than hunt down a replacement, he decided to ...

Users of Olympus’ SZX ™ and SZ ™ series stereo microscopes and the MVX10 fluorescence microscope can expand their observation capabilities thanks to a new slim 41.5 mm (1.6 in.) LED transmitted light ...

This relatively simple circuit uses a 6-V DC supply with a PWM current-source configuration to provide efficient, adjustable dimming of a white LED over a wide range, needed to accommodate the unique ...