Solar Furnace
Product Code : SCL-BLE-11974
Quick Answer: The Solar Furnace is a simple solar-energy demonstrator in which a 30 cm mirror concentrates sunlight onto a 20 mL water container held at its focal point, bringing the water to the boil in a few minutes.
Last updated: 19 October 2026
Key Features
- 30 cm diameter mirror with a 16 cm focal length.
- Concentrates solar radiation onto a small 20 mL water container at the focal point.
- Brings the water to the boil in a few minutes.
- Mirror angle adjusts through 180° so it can be aimed at the sun at any time of day.
- Weighs 480 g, on a 22 cm diameter base.
Technical Specifications
| Specification | Value |
|---|---|
| Mirror diameter | 30 cm |
| Aperture area | 700 cm² |
| Focal length | 16 cm |
| Furnace capacity | 20 mL |
| Base diameter | 22 cm |
| Height | 33–45 cm |
| Weight | 480 g |
| Mirror adjustment | Through 180° |
How It Is Used
The mirror is tilted until it faces the sun, with the small container of water suspended at its focal point. The concentrated radiation heats the water to boiling within minutes, giving students a direct demonstration of the energy carried by sunlight, and the 180° adjustment lets the mirror follow the sun through the day.
Frequently Asked Questions
How quickly does the Solar Furnace boil water?
Aimed at the sun, it concentrates radiation onto the 20 mL container at the focal point, and the water boils in a few minutes.
What are the dimensions of the Solar Furnace?
The mirror is 30 cm in diameter with a 16 cm focal length, the base is 22 cm across, the height is 33–45 cm and it weighs 480 g.
Related Physics Lab Equipment
See the full physics lab equipment range, or these related solar energy and heat items:
- Solar Water Heater Model
- Concave Mirror
- Solar Energy Kit with Lamp
- Solar Educational Kit
- Radiation Can Set
For a quotation on the Solar Furnace, contact JLab India on +91-8569909696.
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