Specifications:

• Size: 38mm
• Origin: CN(Origin)
• Certification: CE
• Wavelength: 365nm
• Use: uv lamp ,detector,ultraviolet light filter
• Tolerance: + -0.05mm
• Thickness: 2MM
• Surface: 60/40 no bubbles no hairlines
• Shape: Round
• Sample: Can offer for test
• Polishing: Both two sides
• Packing: Carton
• Notice: before pay pls let me know
• Model Number: zwb2
• Material: optical glass
• Edge: Protection chamfer
• Color: Black