Replica concave diffraction grating, area 45 x 15
- 1913, 14 November
- Thomas Thorp
Replica concave diffraction grating, area 45 x 15 mm approx., made by sticking a metal foil replica grating on the back of a concave glass disc. Markings scratched on the protective black paint on the back of the disc read 'Thorp's replica of grating / about 15100 lines per / inch / T. T. / 14/11/13'. The disc clips into a square wooden block.
- Object Number:
mounting block: 16 x 70 x 70 mm
glass disc: 3 x 51 mm
- furnishing and equipment
- tools & equipment
- optical instrument
- optical instrument component
- diffraction grating
- Imperial College of Science,Technology & Medicine (Spectroscopy Group)
Cite this page
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 catalogue entry as json
View manifest in IIIF viewer
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.