Details
These are a very early 5mm red L.E.D. we hadn't seen them quite like this before, they have a black metal ring around the base.
Manufactured for military equipment by Hewlett Packard.
New and unused, these are a lovely item for anyone collecting vintage opto electronics.
Manufactured for military equipment by Hewlett Packard.
New and unused, these are a lovely item for anyone collecting vintage opto electronics.