MusEYEum Online Catalogue

Welcome to the online catalogue of the British Optical Association Museum. Here you can search for both museum artifacts and archives. Data is transferred from our Collections Management System to this website on a regular basis.


Viewing Record 25 of 39
Previous Record  Next Record
Switch Views: Lightbox | Image List | List

Henry Blackham's focimeter
Blackham, Henry
Europe: United Kingdom, England, Staffordshire, Wolverhampton
Early 20th c.
wood; brass; glass
overall: 85 mm x 1365 mm x 40 mm

Home-made lens measurement device comprising a brass telescope mounted at one end of a graduated wooden square-section rod, with hand-painted scale and a movable target holder, originally sprung and adjustable via a rope and pulley system (rope missing).


Gift of Mr Tony Blackham FCOptom, 2016

Related Media

Related Links

Browse by