Crookes Radiometer Single Manufacturer,Supplier and Exporter in India
Product Code : EL-PLE-10921
Quick Answer: Crookes Radiometer Single is an evacuated glass bulb of about 70 mm diameter on a bakelite stand, with four lightweight mica vanes on a fine central pivot that spin rapidly in sunlight or under a bright lamp.
Last updated: October 2026
Key Features
Evacuated glass bulb, approximately 70 mm diameter.
Fine pivot at the centre of the bulb.
Four lightweight mica vanes, about 10 mm square.
Each vane blackened on one surface.
Bakelite stand.
Rotor turns rapidly in sunlight or bright lamplight.
Technical Specifications
Specification
Value
Bulb
Evacuated glass, approx. 70 mm diameter
Vanes
4, mica, approx. 10 mm square
Vane finish
Blackened on one surface
Stand
Bakelite
About This Product
Placed in sunlight or near a bright lamp, the vane rotor starts turning quickly on its pivot, giving a visible response to light that a whole class can watch. Educational Lab Equipments can supply and export the Crookes Radiometer Single to Eritrea, Ghana, Australia, Nicaragua, Equatorial Guinea and North Macedonia.
Frequently Asked Questions
What makes the radiometer turn?
When it is exposed to sunlight or a bright lamp, the rotor rotates rapidly.
What are the vanes made of?
Mica, about 10 mm square, with one surface of each vane blackened.
