Image: Krypton-86-lamp NIST 49
No higher resolution available.
Krypton-86-lamp_NIST_49.jpg (300 × 450 pixels, file size: 21 KB, MIME type: image/jpeg)
Description: Krypton-86 lamp used for definition of Metre between 1960 and 1983. Exhibited at room 6 of NIST's museum, according to source.
Usage Terms: Public domain
Image usage
The following page links to this image:
All content from Kiddle encyclopedia articles (including the article images and facts) can be freely used under Attribution-ShareAlike license, unless stated otherwise.
