Tellurium with lighting
Tellurium This illustrates the path of the Earth and Moon around the Sun. By looking at the earth and moon light, can be impressive natural phenomena - such as solar and lunar eclipses - representing very understandable. The movement of the Earth-Moon system is in manual operation. Thus, any phenomenon in any speed can be traced.
Easy to operate
Earth model and moon model on a support arm mounted to extend it beyond the sunny side serves as a handle. The movement of the entire system is to handle this by hand, allowing to adjust the speed of the demonstration purpose and any interesting events to repeat often.
The tellurium thus shows in a very understandable way, how are day and night, seasons, and eclipses. To which can be solved with the help of many other questions:
- Why switch day and night?
- When and where on earth is just summer and winter?
- What is a month?
- In what position we can see the moon from the earth not only partially, or fully?
- Why and when solar and lunar eclipses occur?
- What impact has the Erdachsneigung to the seasons?
All these questions can be answered with this course Tellurium. This equipment should therefore be in every school or observatory!
Features:
- Intense illumination of the Earth and Moon
- Representation of solar and lunar eclipses
- Krypton lighting, electronically stabilized - adjustable
- Consuming, completely hand-made brass gear
- All gear parts are gold plated, and the gears (brass spur gears)
- Indication of the seasons
Technical details:
- Model length: 85 cm
- Weight: 13 kg
- Sun: 2-piece aluminum shell, with approximately 18 cm in diameter
- Earth diameter: 12 cm
- Moon Diameter: 4 cm
- Base diameter: 20 cm
- Eccentric moon for setting
- Krypton illumination: 2.4 V / 0.6 A (incl. spare bulb)
- Mechanical drive (Earth / Moon system)
- Operation is via an AC adapter (included)
MADE IN GERMANY
