'London model 29' monocular microscope by R. & J. Beck Ltd.
1925-1949 (estimated)
Microscope by R. & J. Beck Ltd. London
Periscope for use in trenches, by R. & J. Beck Ltd.
1918
Ultraviolet spectroscope marked 'R & J . BECK . LTD. / LONDON / PATENT APPD FOR'
1918-1960
Achromatic Stereoscope
1865-1875
Beck Field camera
circa 1889
Beck spectroscope, late 19th century
1871-1900
Scalpel with ivory handle
1801-1900
Spinthariscope in case
1903
Stereoscopic microscope
1965-1950
Greenough binocular stero microscope by R. & J. Beck Ltd.
1945-1955
Beck Primus Lens.
c.1910
Dissecting microscope by R. & J. Beck
1866-1870
Pocket spectroscope, by R. & J. Beck Ltd., London
1900-1980
Hill's whole sky cloud camera R. & J. Beck Ltd
1923
Spectroscopic eyepiece
1901-1950
Tonsil snare
1901-1930
Reading Diffraction Spectroscope by R. & J. Beck Ltd
1960-1969
Large Diffraction Astronomical Spectroscope to Thorp's design with two prism
1910-1920
Clockwork motor and shutter assembly from Dobson Spectrophotometer
Rapid Rectilinear Lens.
circa 1910
Spectroscope
1900-1980
Turntable from microscope slide preparation
1960-1970
Compound monocular microscope, owned by Dame Lucy Aldrich-Blake
1877-1879
Beck Symmetrical Lens.
c.1910
Research microscope by Optomax
1958-1960
Compound monocular microscope by R. & J. Beck
1875-1880
Five Cables and Air Lines from EROS IV Optical Transfer Function Measuring System
1960
Brass Mounted Lens
Case of trial lenses
1880-1920
Long focal slide with steel ball pivot and with mechanical stop
1963-1969
Demonstration microscope by R. & J. Beck
1871-1880
Binocular aquarium microscope by R. & J. Beck
1865-1875
Sorby microspectroscope in case
1871-1900
Monocular polarising microscope by R & J Beck
Binocular hand lens by R. & J. Beck
1864-1900
Beck Symmetrical Lens
circa 1890
Johnson's "Patent Measurement Indicator"
1870-1920
Dery comparison microscope
1885-1895
Dissecting microscope in case
1865-1875
Hydrometer, alcoholmeter, glass
Botanic microscope (for dissection) in wooden case
1871-1890
Short focal slide with steel ball pivot and with mechanical stop for locking on axis
1963-1969
'Porro' optical system, from a trench periscope
1910-1920
Short field slide from EROS IV optical transfer function measuring system for lens testing
1963-1969
Compound monocular microscope with radial substage
1880-1870
Small stand for student or school use
1871-1900
Object Generator from EROS IV Optical Transfer Function Measuring System
1963-1969
Beck Symmetrical Lens.
c.1910