Tungsten Bulb Illumination
Magnification: 9x
Dioptres: (1+F/4): 32.0D
Lens Diameter: 48.0mm
Image Vergence: -4.0D
Effective Focal Length: 31.46mm
Field of View on Page: 24.0mm
5148 (9x) Tungsten Illumination Pocket Magnifier
5148
Tungsten Bulb Illumination
Magnification: 9x
Dioptres: (1+F/4): 32.0D
Lens Diameter: 48.0mm
Image Vergence: -4.0D
Effective Focal Length: 31.46mm
Field of View on Page: 24.0mm