Photo 1 of 32 Lences Optical Retinoscopy Rack Lens Set, Sphere: +/- 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4-10, 12,15, Diopter of Spectacles 2 Bars 32 Lenses

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Photo 1 of 32 Lences Optical Retinoscopy Rack Lens Set, Sphere: +/- 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4-10, 12,15, Diopter of Spectacles 2 Bars 32 LensesPhoto 2 of 32 Lences Optical Retinoscopy Rack Lens Set, Sphere: +/- 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4-10, 12,15, Diopter of Spectacles 2 Bars 32 Lenses