Products

Crooks Radiometer

Crooks Radiometer made in China can be bought with Low Price from Hema. It is a professional high quality Products Manufacturers and Factory in China. We are a China company that can provide Customized Products service. If you want Pricelist and Quotation, you can ask us by leaving a message. We will get back to you as soon as possible.
View as  
 
Oval Hanging Solar Radiometers

Oval Hanging Solar Radiometers

Gelsonlab HSPEN047 Oval Hanging Solar Radiometers Crooks radiometers for gifts
1. Material of glass
2.Lightweight impeller
3.Super quality and reasonable price.
4.The light radiation the faster and stronger speed
5.2-3/8" ,3", 4" Colored spheres with drop and hooks

Read MoreSend Inquiry
Crookes Radiometer Toy

Crookes Radiometer Toy

Crookes Radiometer Toy reflects the rays and the darker vane absorbs the rays. For ages 7 and above. Recommened Age 6 thru adult

Read MoreSend Inquiry
Photovoltaic Windmills Toy

Photovoltaic Windmills Toy

The photovoltaic windmills toy is also known as the light mill an educational and physical demonstration object returned by the English physicist Sir William Crookes ( 1832–1919 ) in the year 1873 was invented.

Read MoreSend Inquiry
Vacuum Cleaner Crookes Radiometer

Vacuum Cleaner Crookes Radiometer

Specifications of Vacuum Cleaner Crookes Radiometer:
Vanes in the Radiometer are alternately dark and light in color
Vanes transfer heat to each one but not at the same degree
Lighter vane reflects the rays and the darker vane absorbs the rays
For ages 7 and above
Recommened Age 6 thru adult

Read MoreSend Inquiry
Light Mill Toy

Light Mill Toy

This physical and technical miracle Light Mill Toy shows you in a clear way how sunlight is converted to energy. Place near a window or under incandescent light and watch as the vanes rotate. A Crookes' radiometer has four vanes suspended inside a glass bulb. Inside the bulb, there is a good vacuum. When you shine a light on the vanes in the crookes radiometer, they spin -- in bright sunlight, they can spin at several thousand rotations per minute!

Read MoreSend Inquiry
Solar Radiometer

Solar Radiometer

The solar radiometer has become a technically interesting and entertaining object of modern living spaces and shows you at the window standing or hanging, every ray of sunshine through movement.

Read MoreSend Inquiry
Customized Crooks Radiometer is available in our factory. As the manufacturers and suppliers in China, we make fashion and newest Crooks Radiometer bulk orders with CE certificate in classy quality. Contact us for lastest selling and hot sell brands Crooks Radiometer.If you need, we also supply you with free sample. For more information, welcome to contact us.
X
We use cookies to offer you a better browsing experience, analyze site traffic and personalize content. By using this site, you agree to our use of cookies. Privacy Policy