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Title | Maker | Date Made | |
Bishop Harman folding retinoscopy wheel | John Weiss & Son Ltd | mid 20th c. | View |
Bishop Harman's Refractometer | c.1905 | View | |
CL-1 Hand Refractometer | Atago Company Ltd; ChemLab Scientific Products Ltd | 1987 | View |
Compound Refractometer / optometer / astigmatism test | Douglas & Wooldridge Ltd (Stourbridge) | 1890s | View |
Compound refractometer slide set and case | Douglas & Wooldridge Ltd (Stourbridge) | 1890s | View |
DeZeng's Refractometer | Cataract Optical Co | Late 19th c. | View |
Eye Refractometer | Tokyo Kogaku Kikai K. K. | 1970s? | View |
Fournet's Refractometer | Frankham | c.1883 | View |
Harman's Refractometer | S. Maw, Son & Sons | 20th c. | View |
Refracto-Rack | The Rayner Optical Company Limited | 1980s | View |
refractometer slide set | View | ||
refractometer slide set | View | ||
Snell's Refractometer | Priest & Ashmore | Late 19th c. | View |
Snell's Refractometer | Priest & Ashmore | Late 19th c. | View |
Zeiss Parallax Refractionometer (Gullstrand Ophthalmoscope) & case | Carl Zeiss (Jena) | c.1920s | View |
Zeiss Parallax Refractionometer (Gullstrand Ophthalmoscope) & instrument stand | Carl Zeiss (Jena) | c.1922 | View |