MusEYEum Online Catalogue

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Loveridge grid
OPTOMETRIC INSTRUMENTS
tear gauge
Evans (Instruments) Ltd
Europe: United Kingdom, England, Norfolk, Thetford
1992
metal; glass
instrument: 227 x 79 mm; case: 45 x 268 x 120 mm

Instrument for measuring the break-up time of non-invasive tears. Cylindrical battery handle with grey rubberised grip. Chrome stem. Round head with central lens surrounded by Loveridge grid pattern, glazed. On the reverse a stop-start and reset button. Spare bulb. Contained in a black leatherette-covered wooden case with two yellow metal clasps and blue velvet lining. Laminated instruction card.


2006.638

Gift of CIBA Vision (UK) Ltd, 2006



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thumbnail Loveridge Grid Instructions for Use
Evans (Instruments) Ltd
1992
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