Home page Home page Home & Household Supplies Decorations & Home Accessories Small Decorations Crookes Radiometer 12 cm Transparent Glass Solar Mill Sphere 7.5 cm on Stand Handmade Decoration for Table and Windowsill
Crookes Radiometer 12 cm Transparent Glass Solar Mill Sphere 7.5 cm on Stand Handmade Decoration for Table and Windowsill

Crookes Radiometer 12 cm Transparent Glass Solar Mill Sphere 7.5 cm on Stand Handmade Decoration for Table and Windowsill

A mill made of clear glass, whose blades spin on their own in sunlight or under strong light. No batteries or cables required, suitable for windowsills, rooms, and offices. Full description
In stock
€36.20
Price incl. VATImport charges will apply
Safe shopping Safe shopping
Overview
Crookes Radiometer 12 cm Transparent Glass Solar Mill Sphere 7.5 cm on Stand Handmade Decoration for Table and Windowsill

The Crookes radiometer is a charming glass decoration that combines simple design with a fascinating insight into physics in action. The entire body is made of clear glass, and each piece is crafted by hand, so slight variations in shape are a natural part of the product. Inside the transparent sphere is a lightweight rotor with four blades, one side of which is dark and the other shiny silver. Once sunlight or other strong light hits the radiometer, the blades start to spin on their own and begin to rotate smoothly. With a total height of 120 mm, it makes a compact ornament that fits on a desk, shelf, or windowsill.

The radiometer requires no batteries, cables, or plug, as it operates only with light. A simple rule applies: the stronger the light, the faster the blades spin. Therefore, it performs best on a windowsill or another location where plenty of light reaches it. On a sunny day, you can watch the continuously spinning mill, while in dim light, the blades gradually slow down and stop. This quiet and unobtrusive movement creates a calming effect and attracts the attention of visitors and colleagues in the office.

  • Product Type – Crookes Radiometer (solar mill)
  • Material – glass
  • Colour – transparent
  • Manufacture – handmade
  • Total Height – approximately 120 mm
  • Diameter of Sphere – approximately 75 mm
  • Diameter of Base – approximately 62 mm
  • Rotor – 4 blades with dark and shiny sides
  • Power Supply – light, no batteries
  • Recommended Age – from 14 years
  • Contents of Package – 1 glass radiometer

The radiometer is suitable as a decoration for the living room, study, office, or classroom, where it can also serve as a visual demonstration of how light can induce movement. Place it on a flat and stable surface, preferably in a spot with direct sunlight. As it is entirely made of glass, handle it carefully and protect it from falls and impacts. Dust from the surface can be gently wiped with a soft dry cloth. When handling, hold it by the base, not by the top of the sphere. Supervise the product if it is in proximity to younger children.

The glass Crookes radiometer is an original piece for anyone who appreciates interesting decorations and scientific toys. The sphere with a diameter of 75 mm stands on an elegant glass stand and, thanks to its transparent design, complements both modern and classic interiors. It is also a practical gift idea for birthdays, Christmas, or just for fun for students, teachers, and technology enthusiasts. Just place it in the light, and the blades will start spinning on their own without any operation. This simple and quiet decoration will delight you with the sight of the spinning mill every sunny day.

Price incl. VAT €36.20