Min. Order Reference FOB Price
1 Piece US$650.00-3,600.00 / Piece
Product Description
SW-800 Portable Auto Refractometer Handheld Vision Screener Specifications: Operation mode Bino/Mono Optometry Automatic DS Range: -7.50D~+7.50D, Resolution: 0.25D/0.01D Accuracy: ±0.50D DC Range: 0.00D~3.00D, Resolution: 0.25D/0.01D, Accuracy: ±0.50D Axis Range: ...