Used Topcon VT-10 Refractor, Plus Cylinder Ophthalmoscope This makes it the most

This makes it the most advanced Tono-Pen yet

ensuring reliable and consistent results

-Optimally designed for use within range of motion of all slit lamps

Clinically Proven

Used Topcon VT-10 Refractor, Plus Cylinder Ophthalmoscope This makes it the mostAll of our used equipment comes with a 30 day warranty Type: Subjective refraction testing equipment Item and range of measurement: The value in ( ) is with accessory lens or auxiliary lens attached: Myopia: 0 to 19. 00D in 0. 25D step (0. 12D step) Hyperopia: 0 to +16. 75D in 0. 25D step (0. 12D step) Astigmatism: 0 to 6. 00D ( 8. 00D) in 0. 25D step (0. 12D step) Cross Cylinder: 0. 25D ( 0. 37D and 0. 50D as option) Phoria and vergency: 20 to 0 to