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1pcs Optical Wedge Prism Ophthalmic Strabismus Wedge Prism Glass Lens Processing Triangular Prism Strabismus Glasses Correction
Specifications:
- Note: Please left a message for the suitable degree
- Certification: NONE
- Surface: 60/40
- Size: Irregular shape
- Shape: Irregular Shape
- Origin: CN(Origin)
- Notice: this is customs ones ,Please contact me me before you put the order .
- Model Number: Irregular shape
- Material: K9
- Flatness: ^/4
- Dimension Tolerance: 0.01-0.1
- Angle Tolerance: 3'
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