![](https://coimages.sciencemuseumgroup.org.uk/375/636/large_thumbnail_1928_0920__0001_.jpg)
35-plate echelon diffraction grating by Adam Hilger Ltd.
- maker:
- Adam Hilger Limited
![35-plate echelon diffraction grating by Adam Hilger Ltd](https://coimages.sciencemuseumgroup.org.uk/320/431/small_thumbnail_smg00029513.jpg)
![35-plate echelon diffraction grating by Adam Hilger Ltd](https://coimages.sciencemuseumgroup.org.uk/261/3/small_thumbnail_1986_0246__0002_.jpg)
![35-plate echelon diffraction grating by Adam Hilger Ltd](https://coimages.sciencemuseumgroup.org.uk/261/2/small_thumbnail_1986_0246__0001_.jpg)
35-plate echelon diffraction grating by Adam Hilger Ltd., London, c.1930
Details
- Category:
- Optics
- Object Number:
- 1986-246
- Materials:
- glass, metal, brass (copper, zinc alloy), steel, steel (chromium alloy) and aluminium alloy
- Measurements:
-
overall: 100 mm x 590 mm x 120 mm, , 6.39kg