Warranty and Service

Our LIEMKE warranty promise:

- 3 years warranty on all thermal imaging optics

- Repairs from our optics specialists in Wetzlar

If something is wrong with your device, you can send it to us for service.

Please proceed as follows:

Download our service order here and fill it out completely.
Send your optics without accessories and with the completed service order form (see above) to:

Blaser Group Wetzlar
Liemke Technical Service
Wilhelm-Loh-Strasse 1
35578 Wetzlar
Phone: 06441 56691-700

We will inspect your device based on your information and make a first diagnosis.
Afterwards we will contact you and give you feedback on your optics.

Please understand that we cannot make initial diagnoses on the phone based on your description. Due to the complex technology, we need the optics on site to make a qualified statement.

Important: Please always send a copy of your proof of purchase.

Please direct your questions to service.bgw@blaser-group.com or by phone to 06441 56691-700.

IMPORTANT NOTE: Currently, there may be delays in handling the thermal imaging optics repair process.

We ask for your understanding