Hanchen Optical Retinoscopy Rack Lens Set Retinoscopy Bars (3 Sets)
Product Description
Hanchen Optical Retinoscopy Rack Lens Set Retinoscopy Bars (3 Sets)
- 96 lenses altogether (16 in each bar), 3 bars for each of concave (-) and convex (+); MINUS in red and PLUS in black
- Sphere: +/- 0.50, 1.00, 1.50, 2.00, 2.50, 3.00, 3.50, 4.00, 5.00, 6.00, 7.00, 8.00, 9.00, 10.00, 12.00, 15.00
- Package: It comes with a leather pocket for protection.
- Application: it is suitable for the quick examination of diopter of spectacles.
- Design: It is safe and healthy with environmentally-friendly material and comes with smooth edge by fine workmanship.
Technical Specifications
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