What's this price of equipment?

[eggchaser1987]

Mother has just come home with some kind of science equipment, we tbink it's something for measuring light reftaction of some kind.

Anyone have any other ideas?





Thanks science people of PH

[eggchaser1987]

Thanks for the explanation John. Glad we were in the right area then.

[eggchaser1987]

Don4l, that is brilliant. Many thanks for the link for that. Once we get the lamp wired properly will have to fire it up.

Thanks again.