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lens holder with lens
lens holder with lens

lens holder with lens

Datecirca 1890
Inventory NumberWJ0240
ClassificationLens holder
Subject
    Maker German ?
    Cultural Region
      Dimensions18 × 10 × 5.5 cm (7 1/16 × 3 15/16 × 2 3/16 in.)
      lens barrel diam.: 5.7 cm (2 1/4 in.)
      Material
        DescriptionLens barrel in square holder bolted to a I-shaped stand. Two additional columns were added for support. The base could be fixed down on a hard surface.
        Signedunsigned
        FunctionStudying visual sensations and demonstrating lens accommodation.
        ProvenancePsychology Department, William James Hall, Harvard University.
        convex lens holder
        convex lens holder
        American
        Date: 1910 - 1950
        Object number: 2007-1-0051a
        spring-loaded frame to hold a lens or circular filter
        spring-loaded frame to hold a lens or circular filter
        Société Lumière
        Date: 1895-1910
        Object number: 2007-1-0544
        lens system
        lens system
        Leonard T. Troland
        Date: 1915-1930
        Object number: WJ0160a
        lens system
        lens system
        Leonard T. Troland
        Date: 1915-1930
        Object number: wj0160b
        lens system
        lens system
        Leonard T. Troland
        Date: 1915-1930
        Object number: WJ0160c
        lens system
        lens system
        Leonard T. Troland
        Date: 1915-1930
        Object number: WJ0160d
        lens system
        lens system
        Leonard T. Troland
        Date: 1915-1930
        Object number: WJ0160e
        projection lens
        projection lens
        German
        Date: circa 1900
        Object number: WJ0243
        Zeiss 900mm Telephoto Lens
        Zeiss 900mm Telephoto Lens
        Carl Zeiss (company timeline)
        Date: before 1905
        Accessories: Lenscap
        Object number: 1996-1-0499
        lens mount
        lens mount
        American
        Date: circa 1900
        Object number: WJ0095
        Darlot wide-angle hemispherical lever-stop camera lens
        Darlot wide-angle hemispherical lever-stop camera lens
        Alphonse Darlot
        Date: 1865-1870
        Object number: 1998-1-0518
        condensing lens
        condensing lens
        American
        Date: 1920-1950
        Object number: 1996-1-0609