Concave diffraction grating on speculum metal, gra
- Made:
- 1910-1948 (estimated) in London
- maker:
- Adam Hilger Limited

Concave diffraction grating on speculum metal, grating area 27 x 19 mm, on black enamelled metal stand with three levelling feet, fine adjustment for setting grating vertical, and sliding metal cover for grating, signed 'ADAM HILGER LTD / LONDON', estimated date 1910-1948.
Details
- Category:
- Optics
- Object Number:
- 2000-1451
- Materials:
- metal and speculum metal
- taxonomy:
-
- furnishing and equipment
- tools & equipment
- optical instrument
- optical instrument component
- diffraction grating
- credit:
- Imperial College of Science,Technology & Medicine (Spectroscopy Group)
Cite this page
Rights
We encourage the use and reuse of our collection data.
Data in the title, made, maker and details fields are released under Creative Commons Zero
Descriptions and all other text content are licensed under a Creative Commons Attribution 4.0 licence
Download
Download catalogue entry as json
View manifest in IIIF viewer
Add to Animal Crossing Art Generator
Download manifest IIIF
Our records are constantly being enhanced and improved, but please note that we cannot guarantee the accuracy of any information shown on this website.