presents a nice AR111 spot with a new heatsink. The new type reflector for a wide beam (right in picture) has now been replaced by its predecessor with a narrow beam (left in picture). This enables comparison between the heatsinks. This article shows the measurement results. Many parameters are also found in the Eulumdat file.

See this overview for a comparison with other light bulbs.

presents a nice AR111 spot with a wider beam than its predecessor. Also the reflector including the heatsink have been improved. This article shows the measurement results. Many parameters are also found in the Eulumdat file.

See this overview for a comparison with other light bulbs.

presents a 120 cm long led-TL equipped with 324 smd-LEDs. This Tube Light gives a warm white light.

This article shows the measurement results. Many parameters are also found in the Eulumdat file.

See this overview for a comparison with other light bulbs.

presents a nice candle form lamp with an E14 fitting. This article shows the measurement results. Many parameters are also found in the Eulumdat file.

See this overview for a comparison with other light bulbs.

presents a nice spot light bulb with an E14 fitting. This article shows the measurement results. Many parameters are also found in the Eulumdat file.

See this overview for a comparison with other light bulbs.

presents a nice little light bulb which gives a very focused beam, to well illuminate small items like for instance jewellery or other small items that need to be well lit and exposed. This article shows the measurement results. Many parameters are also found in the Eulumdat file.

See this overview for a comparison with other light bulbs.

In this article a nice little light bulb is presented from Line Lite International BV. It gives quite a lot of light output for its size and 2.5 W that it consumes. The beam angle is wide enough to illuminate a lot within short distance.
See this overview for a comparison with other light bulbs.

presents a 7 W led light bulb that can replace a halogen light bulb. A specific constant current driver was used to make the light measurements. However also a dimmable current driver can be used whit which this liht bulb can be dimmed. Both curent drivers were measured. This article shows the measurement results. Many parameters are also found in the Eulumdat file.

See this overview for a comparison with other light bulbs.

presents a big light bulb with 48 power leds in it. It was a challenge to measure it on BigMama, but it was managed. This article shows the measurement results. Many parameters are also found in the Eulumdat file.

See this overview for a comparison with other light bulbs.

presents a powerful 20 W led light bulb in AR111 format, with E27 base and a neutral white light. Now there are high power led light bulbs availabe as well. This article shows the measurement results. Many parameters are also found in the Eulumdat file.

See this overview for a comparison with other light bulbs.