Retinoscopic rulers are used to objectively determine the refraction of the eye during retinoscopy. The dual ruler system allows fast and accurate selection of the right lenses for clinical practice.
- Two rulers: minus (red) and plus (black)
- 16 lenses per ruler
- Diopter range: 0.5D-15D
- Quick lens change during the examination
- Compact size (10″ x 1.75″)
