Description

High purity Helium gas ampoule, purity 99.9993%

sealed in boro silicate ampoule under vacuum.

Size: length 45-50mm, dia. ~11mm

This ampoule was especially made for  experiments with high voltage. Normal Helium ampoules do not illuminate!

On the picture you see the illuminated ampoule. Connected to a 5000V/35kHz transformer via two metal loops. The transformers can be obtained on request.