Ophthalmic Lens Audition Set Metal Ring Trial Lens Set 232pcs

Optical Instrument Trial Lens Box Metal Optical Lenses in Metal Frame Wholesale Eye Doctor Trial Lens Set 232 PCS Large aperture metal circle, 36mm lens aperture, wide vision field, wear more comfortable. Using single-sided reading identification lettering handle, more convenient to use and testing. The axis mark of cylinder and prism engraved directly on the mirror, does not produce axial changes Widening gap, Insert up and down more conveniently, the standard slot effectively protect the lens High-quality optical glass, high transmittance Tray 530*312*32mm Case 580*380*100mm Weight 7kg Packaging Case Aluminum (Customizable) Clinical Application Refractive examination of human eyes