| Features: - Attractive design - Precision excellence in testing for myopia and astigmatism - Cross cylinder and rotary prism provide the widest field view - It employs a unique mechanism in the convergence system - The selection of auxiliary lenses provide a greater testing range - Oil less bearings provide greater precision and durability - Apart from chart projector, other visual functions are available, such as binocular vision (binocular vision, stereopsis, aniseiconia, etc.) - High-grade coating executed on all surfaces of lenses |