Catalogue Number: 3657
Synemed Fieldmaster 101 PR Visual field plotter
Sub-Category: Perimeter, visual field analyser
Corporation: Synemed Inc
Year Of Publication/Manufacture: 1980
Time Period: 1940 to 1999
Place Of Publication/Manufacture: Berkeley, California, USA
Publisher/Manufacturer: Synemed Inc
Description Of Item: Synemed Fieldmaster 101 PR Visual field plotter using the method of static perimetry, overall dimensions 860 H x 760 W x 370 D, hemispheric cream coloured plastic casing on a sculpted rectangular base, enclosing a white hemispheric bowl on the surface of which are 99 one mm diameter stimuli holes illuminated by light from a tungsten filament lamp conveyed to the stimuli by fibre optics. Control panel and result printer on one side, electric cord and plug, head and chin rest for the patient who responds to seeing a stimulus by pressing a hand held switch (which is missing). the head rest has two adjustable occludes so each eye can be tested separately. Metal label affixed to the front of the base reads 'Field Master 101 PR / Synemed Inc Berkeley Califomia (serial number). The instrument is accompanied by operating instructions in a 13 page booklet, 140 x 217 m, printed on yellow paper, and a box, 230 x 150 x 20 mm box containing thermal recording paper.
Historical Significance: The Synemed perimeter is one of the earliest self-plotting static perimeters with electronic control. It was first produced by Synemed in 1976 as Model 1 (see Bedwell CH. Visual fields 1982 Held in 'Books of historical note' Cat No. 3620). It was soon replaced by Model 101 R and PR. The operating Instructions booklet for this PR model is dated 1980 on the back cover. Synemed produced Model 200 at the end of 1978.
How Acquired: Donated by Ron Parker on behalf of his late wife Janice Parker (1959-2016), who was a Canberra optometrist
Date Acquired: Aug 2008