a 'Cruise' scotometer, English c.1900, by Dixey, Bond St, in ivorine, 15.5cm; a Kirbro optician's rule, English, c.1900, in boxwood, 21.3cm; an optometer, French, c.1900, in beech, boxwood and brass, length 26.5cm; a set of perimeter targets, English,c.1910, by Hamblin Ltd, case 21cm (4)
Sold for £62
Result plus buyers premium
a 'Cruise' scotometer, English c.1900, by Dixey, Bond St, in ivorine, 15.5cm; a Kirbro optician's rule, English, c.1900, in boxwood, 21.3cm; an optometer, French, c.1900, in beech, boxwood and brass, length 26.5cm; a set of perimeter targets, English,c.1910, by Hamblin Ltd, case 21cm (4)
Auction: Fine Scientific and Medical Instruments, 12th May, 2022