Tek-Net can convert your plus cylinder Refractor to minus cylinder or vice versa. The example listed below lists the parts required to convert a Reichert Phoroptor. Please contact us for a price quote.
All Conversions Require
4 each 11625.321 Weak Cylinder Cell
4 each 11625.322 Strong Cylinder Cell
8 each 11625.325 External Lock Ring
To Convert Plus To Minus
1 each 11636.027 Left Eye Scale
1 each 11636.028 Right Eye Scale
2 each 11629.628 -0.25 Lens
2 each 11629.629 -0.50 Lens
2 each 11629.630 -0.75 Lens
2 each 11629.631 -1.00 Lens
2 each 11629.632 -1.25 Lens
2 each 11629.633 -2.50 Lens
2 each 11629.634 -3.75 Lens
2 each 11629.635 -5.00 Lens
To Convert Minus To Plus
1 each 11637.001 Left Eye Scale
1 eqch 11637.002 Right Eye Scale
2 each 11639.601 +0.25 Lens
2 each 11639.602 +0.50 Lens
2 each 11639.603 +0.75 Lens
2 each 11639.604 +1.00 Lens
2 each 11639.605 +1.25 Lens
2 each 11639.606 +2.50 Lens
2 each 11639.607 +3.75 Lens
2 each 11639.608 +5.00 lens