Crook's Radiometer, 2.75" (70mm) Diameter, Mounted on a Sturdy Plastic Base - Eisco Labs

• Crook's Radiometer apparatus mounted on a sturdy plastic molded base.
• Comprised on an evacuated glass bulb with black and white veins.
• Comprised on an evacuated glass bulb with black and white veins. Each vein has a blackened side and the reverse side is bright.
• 2.75" (70mm) diameter at the widest point, containing a fine pivot which supports four light weight metal arms.
• Apparatus stands 7" tall.

Crook's Radiometer apparatus mounted on a sturdy plastic molded base.

Comprised on an evacuated glass bulb with black and white veins.

Comprised on an evacuated glass bulb with black and white veins. Each vein has a blackened side and the reverse side is bright.

2.75" (70mm) diameter at the widest point, containing a fine pivot which supports four light weight metal arms.

Apparatus stands 7" tall.