Halogen illumination.
Joy stick controls both vertical and horizontal positioning.
Provides wide field of vision.Standard accessories:Hruby lens, focusing fixation device.
Halogen illumination.
Joy stick controls both vertical and horizontal positioning.
Provides wide field of vision.Standard accessories:Hruby lens, focusing fixation device.
Halogen illumination.Joy stick controls both vertical and horizontal positioning.
Provides wide field of vision.
Standard accessories:Hruby lens, focusing fixation device.
SPHERICAL LENSES: +16.75D to -19.00D (0.25D steps) two-sphere power dial combination.
CYLINDER LENSES:0.00D to -6.00D (extendable to -8.00; 0.25D steps, refinable to 0.125D); plus system optional.
CYLINDER AXIS:360 degrees (double 0 -180 degrees scale, 5 degree steps).
CROSS CYLINDERS:+/- 0.25D standard (+/- 0.37D, +/- 0.50D optional).
ROTARY PRISMS:20 prisms each (1 prism scale graduation), paired gives 40 prism in any base direction.
PD ADJUSTMENT:48 – 75mm (1mm scale graduation).
VERTEX DISTANCE:13.75mm
READING DISTANCE:5 – 28″ (plus cm & D scales).
AUXILIARY DIALS:10 lenses and 2 open apertures
This Woodlyn Classic Keratometer features precision objectives, achromatic prisms and uniform illumination.
Dual radii drums provide measurement readings in both milimeters and diopters.
The Classic Keratometer also features an internally illuminated fixation device.