achromatic doublet lens
Date1942-1950
Inventory Number2004-1-0392
ClassificationLens
Subject
Maker
Edmund Salvage Company
fl. 1942 - 1950
Owner
Lawrence Bogorad
1921 - 2003
User
Biological Laboratories, Harvard University
founded 1932
Cultural Region
Place of Origin
Dimensionslarger lens: 4.8 × 4.8 × 0.6 cm (1 7/8 × 1 7/8 × 1/4 in.)
Material
DescriptionTwo lenses in an envelope. Together the meniscus lens and bi-convex lens mate up to form a doublet achromatic lens.
Signedstamped on envelope: EDMUND SALVAGE COMPANY / OAKLYN-AUDUBON, NEW JERSEY
Inscribedstamped on envelope: TWO LENSES COMBINE / TO MAKE AN ACHROMAT / DIAMETER 48 MILLIMETERS / FOCAL LENGTH 11 INCHES
in pencil on envelope: 6309
ProvenanceFrom the office of Prof. Lawrence Bogorad, Dept. of Molecular & Cellular Biology, Bio Labs 5100 by Sara Schechner, Spring 2004.
