CHAGRIN FALLS, Ohio -- After being part of a Chagrin Falls High School state championship in her freshman year, Brix Niethammer ends her high school career as the Chagrin Valley Rotary Club’s ...

The Fisher Scientific™ Abbe Bench-top Refractometer measures refractive indices of liquid and solid samples at D-line (589nm), featuring a combination of the Brix and refractive index (nD ...

The PARK 1 ® combines a non-contact pachymeter, auto-refractometer and keratometer in one unit. In addition to the objective refraction, the keratometer values and the pachymetry can be ...

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