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Within the first half of guarantee period from exit-factory date on the label, we replace free of charge if the power is less than 80% of rated power while the users operate according to our manual. The replaced laser tube will have same warranty as new ones. The single transportation freight will be afforded by buyer. When the laser tube structure is damaged or changed, we will not be responsible.

During the latter half of the guarantee period, we repair or replace free of charge if the power is less than 75% of rated power while the users operate according to our manual. The replaced or repaired laser tube will have same warranty as the one which buyer purchased first time from us. The single transportation freight will be afforded by buyer. When the laser tube structure is damaged or changed, we will not be responsible.

We are not responsible for damage or problems that occur during the incorrect usage and do not fall in line with the instruction books.

• The appearance and structure of the laser tube, as well as the certificate, are in good condition.
• The window is not contaminated, scratched, or cracked.
• If the intact laser tube being returned is damaged during transportation, EFR is not responsible.

If it is discovered the glass laser tube has a broken structure after arrival, please inform us within 7 days. EFR will replace the laser tube for free, though shipping is customer's responsibility. Please note we are not responsible for a case such as this starting on the 8th day.

If we are in charge of delivery, we will carry out on-site inspection and acceptance. We are not responsible for the laser equipment replacement parts that are broken during transportation carried out by the customers.

The quality warrant is valid for all EFR laser products for industrial use. Items are allowed to be changed afterward, and the changed version will be done to implantation standards. Products delivered before modification are subject to the quality warranty.