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objective lens
objective lens

objective lens

Datecirca 1880
Inventory Number2007-1-0302
ClassificationLens
Subject
    Maker American ?
    Cultural Region
      Dimensions6 × 6 × 2 cm (2 3/8 × 2 3/8 × 13/16 in.)
      Material
        DescriptionLens in brass collar with knurled edges. Threaded section.
        Signedunsigned
        Curatorial RemarksPossibly the objective lens from a telescope or collimator of a spectroscope.
        objective lens
        objective lens
        American
        Date: 1880-1900
        Object number: 2007-1-0306
        objective lens
        objective lens
        American
        Date: 1900-1930
        Object number: 2007-1-0303
        objective lens
        objective lens
        American
        Date: circa 1950
        Object number: 2007-1-0305
        condensing lens in cell
        condensing lens in cell
        French
        Date: 1875-1900
        Object number: 2007-1-0341
        lens
        lens
        American
        Date: 1900-1950
        Object number: 2007-1-0304
        condensing lens in brass cell
        condensing lens in brass cell
        French
        Date: 1875-1900
        Object number: 2007-1-0340
        faceted lens with brass collars
        faceted lens with brass collars
        American
        Date: circa 1900
        Object number: 2007-1-0453
        2.5-inch objective lens in oblique tube
        2.5-inch objective lens in oblique tube
        Alvan Clark and Sons
        Date: circa 1875
        Object number: 1996-1-0511
        condensing lens for an enlarger
        condensing lens for an enlarger
        American
        Date: circa 1900
        Object number: 1998-1-1406
        lens in cell
        lens in cell
        J. Duboscq-Soleil
        Date: 1850-1875
        Object number: 2007-1-0518
        cell for rear doublet lens of 10-inch Boyden photographic telescope
        cell for rear doublet lens of 10-inch Boyden photographic telescope
        Alvan Clark and Sons
        Date: 1889
        Accessories: box
        Object number: 1997-1-0036
        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