- Skokie, Illinois, United States
- US $2,500.00
- Jan 30th
PRE-OWNED BURTON LIGHTED REFRACTOR PLUS CYLINDER MODEL 7500-1 IN EXCELLENT CONDITION The testing range available with the Phoropter Burton Model 7500-1 is extraordinary, the standard sphere power range +16.75 to -19.00 diopters, cylinder power range extends to 6,00 in 0.25D increments, cylinder axis 0 to 180 degrees,cross cylinder +/-0.25 diopters.