Chemicals    Cosmetic Surgery    Cryosurgery    Diagnostic    Electrosurgery    Examination    Instruments    Laboratory    Lighting    Patient Resale    Pharmaceuticals    Photography    Protection    Reference    Sharps    Sterilization    Surgery    Wound Care    Veterinary	Lighting \ Omnivue Diopter Reference Chart             Magnification   Magnification = (Diopter/4) + 1         Diopter           Focal Distance     1.75x 3d 13.3" 2x 4d 10" 2.75x 7d 5.7" 4x 12d 3.3" 5x 16d 2.5"

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