Wynne’s Infallible Exposure meter 102023 | National Trust Collections

Explore and refine your search

You searched in “Sudbury Hall (Children's Country House), Derbyshire”

Show me:

Full collection
Just highlights

and

Items with images only
Currently on show

Clear all filters

Places Category Date Details

Clear all filters

Wynne’s Infallible Exposure meter

Infallible Exposure Meter Co

Fox Talbot Museum © National Trust / Alan Bekhuis

Fox Talbot Museum © National Trust / Alan Bekhuis

1
2

Category

Technological items

Date

Unknown

Materials

Place of origin

Wrexham

Order this image

Collection

Fox Talbot Museum, Wiltshire

NT 102023

Summary

Actinometer exposure meter in fob case The time taken for a piece of sensitised paper to darken to match a grey patch indicated exposure times

Makers and roles

Infallible Exposure Meter Co

View more details

You might be interested in...

Place of origin

Category

Technological items (2834)

Collection

Fox Talbot Museum, Wiltshire (29836)

Maker

Infallible Exposure Meter Co (5)