Reference numberPT/68/6/2
TitlePlate, photographic apparatus controlling light exposure by unknown artist
DescriptionFigures 1-4 from Plate IX showing an apparatus for exposing a photographic surface to light for specific amounts of time and an adaptation of the apparatus including a shade used in order to avoid moving the entire system into a dark room.

Subject: Chemistry

Published in Philosophical Transactions as 'Photo-chemical researches.—Part V. On the direct measurement of the chemical action of sunlight'.

Received by the Royal Society on 11 November 1862. Read 11 December 1862.

Abstract published in Abstracts of the Papers Printed in the Philosophical Transactions of the Royal Society of London [later Proceedings of the Royal Society of London], Volume 12, 1863.
Physical descriptionInk and ink wash diagrams on paper
Access statusOpen
Related materialDOI: 10.1098/rspl.1862.0069
DOI: 10.1098/rstl.1863.0007
Related records in the catalogueRR/5/36
Fellows associated with this archive
NA8155Bunsen; Robert Wilhelm (1811 - 1899)1811 - 1899
NA8277Roscoe; Sir; Henry Enfield (1833 - 1915)1833 - 1915
Add to My Items

    Collection highlights

    Browse the records of some of our collections, which cover all branches of science and date from the 12th century onwards. These include the published works of Fellows of the Royal Society, personal papers of eminent scientists, letters and manuscripts sent to the Society or presented at meetings, and administrative records documenting the Society's activities since our foundation in 1660.

    The Royal Society

    The Royal Society is a Fellowship of many of
    the world's most eminent scientists and is the
    oldest scientific academy in continuous existence.
    Registered charity number 207043

    Website design ©CalmView


    + 44 207 451 2500
    (Lines open Mon-Fri, 9:00-17:00. Excludes bank holidays)

    6-9 Carlton House Terrace, London SW1Y 5AG

    Email Us →


    Subscribe to our newsletters to be updated with the
    latest news on innovation, events, articles and reports.

    Subscribe →

    © CalmView