18mm 20mm 25mm 30mm Diameter Lens with Focus 2inch 2.5inch 3 Inch 4inch

• Warranty：1 Year Warranty
• Application：Leather Industry, Molds & Dies, Crafts Industr, Advertising Industry

=== Base Info ===

• Model NO.：lens
• Cooling System：Water Cooling
• Technical Class：Continuous Wave Laser
• Automatic Grade：Automatic
• Applicable Material：Nonmetal
• Type：Flat-Plate
• Laser Classification：Gaseous Laser
• Engraving Method：Vector Engraving
• Engraving Machine Type：Laser Engraving Machine
• Usage：Advertising
• Power：Small Power
• Drive Type：Stepper Drive
• Certification：Ce, ISO 9001
• Laser Type：CO2
• Control：Automatic
• Current：AC
• Condition：New
• Transport Package：Plastic Box, Carton Box
• Specification：CE, FDI, RoHS
• Trademark：HONDAC
• Origin：China
• HS Code：8456110090
• Production Capacity：1000 PCS

=== Description ===
20mm laser focus lensDiameter18mm 20mm 25mm 30mm Focus Length38.1mm50.8mm63.5mm76mm101mmDiameter Tolerance+0/-0.13mmThickness Tolerance±0.25mmFL Tolerance<±2%Centration<3 arc minutesClear Aperture>90%Surface Figure<λ/2 per 1"Dia(@)632.8nmSurface Quality40-20 scratch and digAR/AR coatingR<0.5% per surface (@) 10.6um
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