Service NT1431 A3 / GPNVG

Professional maintenance and servicing are decisive for the long-term function and operational reliability of a night vision device. The small service includes a comprehensive technical inspection, internal and external cleaning, and the precise calibration of all optical and mechanical components. The work is carried out by experienced specialists using professional measuring equipment.

Scope of services – Technical service at a glance

Mechanical and optical inspection

• Thorough external cleaning of the device
• Removal and cleaning of the image tube (as required)
• Internal cleaning of the optics (as required)
• Inspection and cleaning of the battery compartment
• Visual inspection of tube performance
• Inspection of all seals with replacement if necessary
• Functional test of all controls

Pressure test and nitrogen filling

• Pressure test to ensure tightness
• Nitrogen purge to protect against moisture and fogging
• Leak testing

Precision measurement and calibration on a test station (ANV-126)

• Performance measurement of the image intensifier tube: Resolution, gain, defect inspection
• Collimation for binocular systems: Exact alignment of both channels
• Focus adjustment: Setting of the focus stop / infinity focus
• Dioptre adjustment: Adaptation to the correct visual values
• Creation of a detailed measurement data sheet to document the device's performance

Installation of customer-supplied tubes or individual parts

When installing image tubes supplied by the customer, or assembling a device from individual parts, a large service is generally required. Technical responsibility for the compatibility of the supplied components lies solely with the customer.

Processing time

The regular processing time is approx. 14 working days from complete receipt of the device and all necessary information.

Note on service acceptance

Please note: Devices with pre-existing mechanical or electronic damage may be excluded from regular service processing or may require additional inspection time. A preliminary inspection takes place on receipt.