Perimeter according to Pflüger (around 1896) for use with daylight
Perimeter according to Pflüger (around 1896), index for rotation of bowl
Perimeter according to McHardy (around 1900) with quarter arc and self-registering device
Perimeter according to Förster (1923) simplified model with arc in place of bowl
Projection-Perimeter 510 according to Goldmann / Experimental model (1938)
Perimeter 359 accoding to Pflüger (1939) for illumination with electric light
Projection-Perimeter 510 according to Goldmann (introduced 1946) / Doctor's side
Projection-Perimeter 510 according to Goldmann (introduced 1946) / Patient's side
Projection-Perimeter 740 (1948 – prototype only)
Projection-Perimeter 510 (assembly hall around 1960)
Projection-Perimeter 940 (introduced 1967) / Improved model 510
Projection-Perimeter 940 / Magnetic redording device (1967)
Projection-Perimeter 940 / Central scotoma device (1967)
