Helmet-Mounted Thermal Monoculars & Multi-Role Thermal Imagers

Explore helmet-mounted thermal monoculars designed for hands-free heat-signature detection, hybrid night vision setups and multi-role thermal use. This collection includes compact thermal devices that can be used as handheld scanners, helmet-mounted monoculars, clip-on thermal optics or standalone thermal sights, depending on the model and mounting configuration.

Helmet-mounted thermal devices are commonly used alongside analogue night vision to add heat detection to a head-mounted system. When configured correctly, a thermal monocular can be mounted independently, bridged with a night vision monocular or used as part of a wider thermal and night vision setup.

Choose the Right Helmet-Mounted Thermal Monocular

RH25 V2 / PFalcon640 V2 Thermal Monocular

The RH25 V2 / PFalcon640 V2 is a compact multi-role thermal imager with a 640×480 thermal sensor, 12 μm pixel pitch, 60 Hz frame rate, AMOLED display, USB-C connectivity and multiple operating modes. It can be used as a handheld scanner, helmet-mounted thermal monocular, standalone thermal sight or clip-on thermal optic.

For helmet-mounted use, confirm the required MUM-rail, dovetail, bridge or device-specific mounting adapter before ordering. The thermal device, helmet mount, bridge and adapter must all use compatible interfaces.

Jerry-YM Thermal Monoculars

The Jerry-YM2.0 is a compact 4-in-1 thermal device designed for handheld, helmet-mounted, sighting and clip-on use. It includes a thermal monocular, helmet mount and helmet-mount adapter, making it suitable for users comparing lightweight helmet-capable thermal systems.

The GODZILLA-M / Jerry-YM3.0 should be positioned as a newer multi-role thermal imager where helmet mounting, handheld scanning and clip-on use are all relevant product intents. Product-page specifications should clearly show whether the helmet mount, dovetail arm, Picatinny mount and clip-on accessories are included or optional.

Helmet-Mounted Thermal Versus Handheld Thermal

A handheld thermal monocular is primarily used for scanning and observation. A helmet-mounted thermal monocular must also be evaluated for eye relief, display orientation, mounting interface, helmet balance, bridge compatibility, power configuration and safe stowage.

Users looking for handheld scanning only should browse thermal monoculars. Users looking for dedicated sighting optics should browse thermal scopes, while users comparing front-mounted optics should browse thermal clip-ons.

Bridge a Thermal Monocular with Night Vision

Helmet-mounted thermal devices are often paired with a night vision monocular to create a hybrid night vision and thermal setup. This usually requires a compatible night vision and thermal bridge, thermal adapter, dovetail shoe or mini-rail interface.

Hybrid configurations must account for image alignment, optical centreline, eye relief, interpupillary distance, display brightness, device weight and helmet balance. A thermal monocular can provide strong heat detection, while analogue night vision generally provides more natural environmental detail for navigation.

Thermal Mounting Interfaces

MUM-Rail and Mini-Rail Thermal Devices

Some thermal monoculars use MUM-rail or mini-rail interfaces. These require compatible J-arms, bridge adapters or dovetail conversion parts rather than standard PVS-14 J-arms.

Dovetail Helmet-Mount Interfaces

Dovetail arms and adapters connect thermal devices to compatible helmet mounts such as G24-style systems. Confirm whether the dovetail is included with the device or must be purchased separately.

Bridge and Quick-Detach Adapters

Thermal bridge systems may require device-specific quick-detach adapters. Browse thermal mounts and bridge adapters to match the device to the helmet-mounted configuration.

Specifications to Compare

When selecting a helmet-mounted thermal monocular, compare:

• Sensor resolution
• Pixel pitch
• NETD thermal sensitivity
• Frame rate
• Objective-lens size
• Base magnification
• Field of view
• Display resolution
• Eye relief and eyepiece design
• Helmet-mounting interface
• Bridge compatibility
• Onboard recording and storage
• USB-C or external power support
• Battery type and runtime
• Device weight
• IP rating and operating temperature

Complete Your Helmet-Mounted Thermal Setup

Build a complete head-mounted system with a compatible NVG helmet mount, thermal or PVS-14 J-arm, bridge adapter, thermal mount, battery pack and thermal lens protection.

For setup guidance, read our helmet-mounted night vision and thermal guide and our night vision versus thermal buying guide.