400 (20/40) Children Vision Training Adjustable Interpupillary Distance Flip Racket

The 400 (20/40) Children Vision Training Adjustable Interpupillary Distance Flip Racket is a vision training tool designed for both children and adults. It features an adjustable interpupillary distance for customized use.

• Product type: Corrector
• Compatibility: children and adults
• Material: glass lens + plastic
• Adjustable interpupillary distance range: 44 to 87 mm
• High-definition resin lenses: clear and transparent
• Accurate readings
• Sturdy and lightweight frame
• Convenient and simple operation
• Equipped with a matte film vision card: non-reflective and clear
• Optional degrees: +/-50, +/-100, +/-150, +/-200, +/-250, +/-300, +/-350, +/-400
• Product size: 19.8 x 9.9 cm
• Weight: 118 grams
• Packing list: Flip racket x 1, Vision card x 1, Instruction manual x 1