Objects

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



Related Objects

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

Browse by