Figure 7 from The Jackson Cross-Cylinder. Part 1: Properties | Semantic Scholar
Jackson cross cylinder
Jackson's cross cylinder - YouTube
The two operations performed clinically on a Jackson cross-cylinder.... | Download Scientific Diagram
A 0.5-D Jackson cross-cylinder in primary orientation. The handle is... | Download Scientific Diagram
The two operations performed clinically on a Jackson cross-cylinder.... | Download Scientific Diagram
EYE INSTRUMENTS (MISC.) : Jackson Cross Cylinder
Hand-held +/- .50 Jackson Cross Cylinder
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