"Raylite 28" distortion-free illuminated hand magnifier with 64mm diameter aspheric acrylic lens 1950-1959
"Raylite 70" distortion-free illuminated hand magnifier with 36mm diameter aspheric acrylic lens 1950-1959
"Raylite 50" distortion-free illuminated hand magnifier with 47mm diameter aspheric acrylic lens 1950-1959
Magnifier in leather case, from the portable laboratory owned by Dr. H.G Butterfield, by E, Leitz, Wetzlar, Germany, 1930-1940 Magnifier in leather case 1930-1940
Magnifier in leather case, from the portable laboratory owned by Dr. H.G Butterfield, by Carl Zeiss, Jena, Germany, 1930-1940 Magnifier in leather case 1930-1940