12 мм CO2 гравер для резки Замена ZnSe объектив пробивая обработка оптическая система термостойкая круглая сварка

Description:
Material: Made of ZnSe, durable and practical.
Feature: Highly pure, high resistance to thermal shock and high stability.
Clear Sight: Transparent in wide spectral range from yellow (visible) to far IR.
Coating Process: Double-sided coating, resistant to rubbing, firm.
Application: Suitable for cutting, punching, welding, engraving, etc.
Specifications:
Product name: ZnSe lens
Color: Yellow
Material: ZnSe
Focal length: 50.8 mm
Thickness: About 2 mm
Diameter: About 12 mm
Package Included:
1pc* ZnSe lens

Note:
Transition: 1cm=10mm=0.39inch.
1.Due to the light and screen difference, the item's color may be slightly different from the pictures.
2.Please allow 0.5-2 cm differences due to manual measurement.