Holmes stereoscope

GPTKB entity

Statements (26)
Predicate Object
gptkbp:instanceOf gptkb:stereoscope
gptkbp:alsoKnownAs American stereoscope
gptkbp:category scientific instrument
Victorian technology
gptkbp:component handle
lens
divider
hood
card holder
gptkbp:displayType stereograph cards
gptkbp:focusArea convex lenses
https://www.w3.org/2000/01/rdf-schema#label Holmes stereoscope
gptkbp:influenced design of later stereoscopes
gptkbp:introducedIn 1861
gptkbp:inventedBy gptkb:Oliver_Wendell_Holmes_Sr.
gptkbp:material gptkb:glass
metal
wood
gptkbp:notableFeature lightweight
affordable
open design
gptkbp:popularFor 19th century
early 20th century
gptkbp:usedFor viewing stereoscopic images
gptkbp:bfsParent gptkb:stereoscope
gptkbp:bfsLayer 8