Lumeter
- Original object type: Image
- Title: Lumeter
-
Description:
Holophane Lumeter. Oblong box with a hole at one end, covered by two manually controlled shutters with lenses in, and a light source projected through a semi-opaque screen, the amount of light utilised is determined by two shutters operated by 2 gauges ou
- Date range: c.1920
- Keywords: Optics
![[img]](http://digital.library.leeds.ac.uk/1505/1.haslightboxThumbnailVersion/lr_physics4%20053.jpg)
![[img]](http://digital.library.leeds.ac.uk/1505/2.haslightboxThumbnailVersion/physics4%20053.jpg)
![[img]](http://digital.library.leeds.ac.uk/1505/3.haslightboxThumbnailVersion/lr_physics4%20054.jpg)
![[img]](http://digital.library.leeds.ac.uk/1505/4.haslightboxThumbnailVersion/physics4%20054.jpg)
![[img]](http://digital.library.leeds.ac.uk/1505/5.haslightboxThumbnailVersion/lr_physics4%20055.jpg)
![[img]](http://digital.library.leeds.ac.uk/1505/6.haslightboxThumbnailVersion/physics4%20055.jpg)
![[img]](http://digital.library.leeds.ac.uk/1505/7.haslightboxThumbnailVersion/cp1_thumb_physics4%20053.jpg)
- Copyright Holders: Copyright University of Leeds, School of Physics and Astronomy
- Collection: Physics Historical Instruments
- Physical Identifier: Catalogue number : 1050
- URI: http://digital.library.leeds.ac.uk/id/eprint/1505