Cold light source 202717

LEDwhiteadjustable

• Very long-lasting bulb • Adjustable focus by pulling LED lantern providing brightness equivalent to a traditional 40 W bulb. It is bright enough for student experiments, even in well-lit rooms. With the object letter directly on the source, the light is well defined to that object, and you do not need to use a jumper and a component holder for this purpose. Source: Cold white LED single-element Beam diameter: Ø50 mm useful Focusing adjustment: by draw Object position: 8 cm from the rod Supplied accessories: ring condenser (ref. 204279), frosted object "d" (ref. 204280) Structure: anodized aluminum Power supply: 5 V DC provided (reversed polarity) Support: rod Ø10 mm