Hanchen Optical Retinoscopy Rack Lens Set for The Quick Examination of Diopter of Spectacles 2 Bars 32 Lenses with a Leather Pocket Sphere: +/- 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4-10, 12,15

Hanchen Optical Retinoscopy Rack Lens Set for The Quick Examination of Diopter of Spectacles 2 Bars 32 Lenses with a Leather Pocket Sphere: +/- 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4-10, 12,15

Ishihara Test Chart Books for Color Deficiency 38 Plates with User Manual and One Eye Occluder by KASHSURG

Randot Stereo Vision Test (SO002) for Detection of Amblyopia, Strabismus, and Suppression