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Best Choice Huanyu 
Huanyu Retinoscope Schematic Eye Model Eye for Retinoscopy Practice, Optometry Teaching Tool for Optical Retinoscopy, Ra Coordinate with the retinoscope practice,Simulate real eyeBest Value chaoyue medical instruments co.,ltd 
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Optical Retinoscope Eye Model - Optical Retinoscopy Optometry Teaching Tool (0~180° Axis Angle Disk, +4.00D to -5.00D Di Precise & Clear Axis Angle: Astigmatism axis disk scale ranges from 0~180°, with each small division marked at 5° for inWSGDSG 
Optometry Teaching Tool for Optical Retinoscopy, Retinoscope Schematic Eye Model Eye for Retinoscopy Practice, Range of 【Precise and Clear Axial Angle】 The astigmatism degree axial angle disk is adjustable: 0~180 degrees, each line represenLBMED 
Optical Retinoscope Eye Model, Refractive Eye Exercise Simulator with 3/5/7 Pupil Diaphragm, Adjustable 0-180° Shaft Ang 【Professional】Simulates structure and optical properties of human eye to help doctors and optometrists accurately measurHEAXIY 
Optical Retinoscope Eye Model, Optometry Teaching Tool, Adjustable Viewing Angle Refractive Eye Exercise Simulator for O ➤Retinoscope Practice: practice with the retinoscope to simulate the real eye. There are scales on the lens barrel to rePongnas 
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