Specifications:

• Surface: 60/40
• Size: 20*20*17mm
• Shape: Cube
• Product shape: Cube Prism
• Product application field: Camera filters, scientific experiments
• Product applicable area: light refraction, decorations, ,
• Origin: CN(Origin)
• NOTE: 40/20Need to contact me
• Model Number: Cube Prism
• Mm size: 20*20*17mm
• Material: BK7/H-K9L
• Inch size: 0.78*0.78*0.66in
• Flatness: Cube Prism
• Dimension Tolerance: 0.01-0.1
• Certification: CE
• Angle Tolerance: 3'