Focus Lens USA CVD ZnSe DIA 12 15 18 19.05 20mm FL 25.4 38.1 50.8 63.5 76.2 101.6 127 160 mm for CO2 Laser Engraving Cutting Machine
WE SUPPORT O·E·M
As The factory, we can support free label customization, lens customization, and packaging customization (MOQ: 5pcs)
The following is the case of our customers, welcome new partners to cooperate with us.
Material：USA CVD ZnSe
Q1:According to my laser power, how should I choose the diameter of this CVD focusing lens?
A1:Focusing lenses with different diameters can withstand different laser output. Theoretically speaking, dia.12mm can withstand 30-50W, dia.15mm can withstand 50-80W, and dia.18/19/20mm can withstand 50-180W, dia.25/28mm can withstand 150-500W laser output power.
Q2:When should I replace my focusing lens?
A2:When the lens cannot work normally, the spot is thick, the cutting efficiency is extremely low, and the engraving effect is poor, you should check your focusing lens
Q3: When will you ship the goods, and how long will it take to ship if I buy a lot of them at once?
A3: We will prepare all product inventory in advance and store it in the warehouse. Even very large quantities of goods will be processed for you within 48 to 72 hours.
Q4: What should I do if the product I received is damaged? What should I do if my product is lost?
A4: First of all, if you really have this kind of problem, I apologize to you, and I will explain the situation according to the situation below.
If your package is damaged: Our warehouse has complete packaging. During transportation, we will try our best to avoid damage and loss caused by transportation. Of course, if you provide photos of damaged goods, we are willing to give you the full amount. To refund or re-send the goods for you, please contact us and attach pictures within three days after confirming receipt.
If your package is lost: When you observe that your package logistics information has not been updated for a long time, please inform us in time. We will also monitor the logistics of your package in real time. After confirming that the package is lost, please contact us within 24 hours. Will be reissued or refunded according to your needs.
Q5: Can I get more discounts?
A5: Please pay attention to the activities of our store and the coupons that can be received in time, and all our products have additional discounts for store fans. If we cooperate for a long time, we will notify you in advance when we hold regular activities and give you additional discounts.