WZ-ST-100 manual phoropter
Sphere powers range | +16.75D to-19.00Dwith minimum reading 0.25D or 0.12D |
Cylinder power range | 0 to-6.00D, with minimum reading 0.25D or 0.12D |
Astigmatic axis scale | 0 to 180 in 5 steps |
Cross cylinder | 0.25D |
Interpupillary adjustment | 48 - 80mm in 1mm step |
Forehead rest adjustment | 16mm backward and forward |
Effective field of view | 19mm |
Interpupillary distance convergence | 57 - 80mm |
color | black and white |
Weight | 5kgs |
Product Keywords | manual phoropter for eye examination |