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Atago Company Ltd; ChemLab Scientific Products Ltd
instrument: 45 x 160 x 30 mm; case: 54 x 210 x 72 mm
Refractometer for measuring moisture content of soft hydrophilic contact lenses. Rubberised eyepiece and hood, white metal tube, black plastic main body with textured grip and scale adjustment screw under cap. Wedge-shaped end containing inset prism and with transparent lift-up daylight plate. In blue and white vinyl-covered cardboard case with flap-lid (press-stud fastening) and grey foam lining. Also a screwdriver with red plastic handle.
Gift of Mr Tim Bowden, 2006