Accession No

3214

Brief Description

Fraunhofer spectrum mounted behind glass, by Louis Dupin, French, 1850-1920

Origin

France

Maker

Dupin, Louis

Class

optical

Earliest Date

1850

Latest Date

1920

Inscription Date

Material

paper; glass; enamel

Dimensions

length 1665mm; breadth 407mm

Special Collection

Provenance

Inscription

‘RAIES DU SPECTRE D’APRES FRAUNHOFER’ (above spectrum)
‘Louis DUPIN, Ingénieur’ (below spectrum)

Description Notes

Spectrum marked with Fraunhofer lines mounted behind glass. Marked above with letters of the alphabet at particularly important lines (A, a, B, C, D, E, b, F, G, H, I). Marked below with the colours of the spectrum (ROUGE, ORANGE, JAUNE, VERT, BLEU, INDIGO, VIOLET).

Complete

References

Events