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Description: | Hilger and Watts etalon collimator and housing with adjustable slit (no. F.1497), collimator, adjustable platform for the etalon and etalon ABDNP:202044b within. Collimator lens 35 mm diameter. On sturdy cast stand painted grey-green. Collimimator secured bu screw beneath to stand but etalon housing sits with a locating pin. Part of the group of instruments that can be mounted on Hilger & Watts square steel optical bench ABDNP:202045a. | License: | http://www.abdn.ac.uk/historic/Copyright_terms_conditions.shtml | Publisher: | ABDNP University of Aberdeen, Natural Philosophy Collection of Historical Scientific Instruments | Rights holder: | 47718 | Temporal: | 1950-1960 | Source: | University of Aberdeen | Creator: | Hilger | Identifier: | http://calms.abdn.ac.uk/Geology/dserve.e... | Go to resource |
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