Means of lighting in comparison © Siemens Stiftung 2016 CC BY-SA 4.0 international

Means of lighting in comparison

Image

Graphic:
An incandescent lamp, an energy-saving light bulb, and an LED are compared in terms of costs and efficiency.

English, German, Spanish
Image (102.4 kByte)
2016-06-15
The comparison as a table shows that although energy-saving light bulbs and LEDs are more expensive to purchase, their total costs are significantly lower over a period of 10,000 hours. In addition, they are much more efficient than an incandescent lamp.
Information sheet
Physics; Technology
Grade 5 to 6; Grade 7 to 9; Grade 10 to 13
Middle/high school; Vocational training
Ecology; Energy saving; Environment (general); Environmental protection; Future; Incandescent lamp; Lamp; Semiconductor; Technology
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© Siemens Stiftung 2016
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