104pcs Trial Lens Kit Metal Optical Lens Optometry Equipment Eye Protection

104pcs Trial Lens Kit Metal Optical Lens Optometry Equipment Eye ProtectionMetal RimLarge ApertureWiden Slot DesignAluminum Case104pcs Trial Lens SetWide ApplicationTest Range: Sph: 0.25-10.00Ds,Lens Material: High-Quality Optical Glass,Gross Weight:3.25kg/7.16lb,Rim Material: Metal,External Diameter:38mm,Case Material: Aluminum,Clear Aperture: 36mm,Package Size: 40x31x12cm/15.74x12.20x4.72inch