achromatic cemented doublet lens
Date1942-1950
Inventory Number2006-1-0038
ClassificationLens
Subject
Maker
Edmund Salvage Company
fl. 1942 - 1950
User
Science Center Prep Room, Harvard University
founded 1974
Donor
Owen Gingerich
born 1930
Cultural Region
Place of Origin
Dimensionslens: 2.8 × 2.8 × 1.6 cm (1 1/8 × 1 1/8 × 5/8 in.)
Material
DescriptionLens wrapped in cotton batting and stored in an envelope.
Signedstamped on envelope: Edmund Salvage Company
Inscribedtyped on envelope: Stock 6142 Telescope Objective / Dia. 40 F. L132 Unedged Price .75
ProvenanceSalvaged from the Science Center Prep Room, courtesy of Prof. Owen Gingerich.
