6B40 Blackbodies

Infrared in spectrum - Video

demonstration image
Catalog: 
6B40.41
Location: 
3_1
Video Encyclopedia :Hold a thermopile connected to a galvanometer in different parts of a spectrum.

Bichsel boxes - Video

demonstration image
Catalog: 
6B40.20
Location: 
3_1
Video Encyclopedia :Two black boxes have blacker appearing holes in them. One box actually is painted white inside.