ThermTec Cyclops 335L 3.0 Thermal Monocular

The ThermTec Cyclops 335L 3.0 Thermal Monocular is a high-performance thermal imaging monocular designed for long-range observation, wildlife monitoring and outdoor use. Combining a sensitive 384×288 thermal detector, a fast 35mm F0.8 lens and a built-in laser rangefinder, it delivers detailed thermal imaging with precise distance measurement in one compact handheld device.

Featuring a 15mK NETD thermal sensor, 50Hz refresh rate and a manufacturer-specified detection range of up to 1,800 metres, the Cyclops 335L 3.0 helps users detect heat signatures across a range of environments and conditions.

The high-resolution 1600×1200 AMOLED display provides a clear viewing experience, while ThermTec AI Calibration and Thermal Super Resolution image processing help optimise the thermal image. With continuous 1–4× digital zoom, six colour palettes and dedicated Forest and Target image modes, you can tailor the display to suit your surroundings and observation requirements.

For added convenience, the integrated 1,000-metre laser rangefinder measures distances with a stated accuracy of ±1 metre. Hot tracking, picture-in-picture viewing and onboard photo and video recording further enhance its practical functionality.

Designed for dependable field use, the Cyclops 335L 3.0 features IP67-rated protection, 64GB of internal storage, wireless app connectivity and a replaceable rechargeable battery system. Supplied with two 18650 batteries and backed by a 3-year ThermTec warranty, this thermal monocular is a versatile solution for users seeking advanced thermal imaging and integrated ranging technology.

Key Features and Benefits

• 384×288 thermal resolution – Microbolometer detector with 12µm pixel pitch.
• 15mK NETD sensitivity – Designed to reveal subtle temperature differences.
• 35mm F0.8 objective lens – Provides 4.3× optical magnification.
• Up to 1,800m detection range – Manufacturer-specified thermal detection distance.
• Integrated laser rangefinder – Measures distances up to 1,000m with ±1m stated accuracy.
• 50Hz refresh rate – Supports smooth thermal image viewing.
• 1600×1200 AMOLED display – High-resolution display in a 0.5-inch format.
• Continuous 1–4× digital zoom – Adjust magnification smoothly to suit the scene.
• Thermal Super Resolution – Image-processing technology designed to enhance visible detail.
• ThermTec AI Calibration – Supports consistent thermal image calibration.
• Six colour palettes – Adapt thermal image presentation to different viewing conditions.
• Forest and Target modes – Two dedicated image-processing profiles.
• Hot tracking – Identifies the warmest point within the displayed thermal image.
• Picture-in-picture (PIP) – View an enlarged section while retaining the wider scene.
• Photo and video recording – Capture observations using 64GB of internal storage.
• Wireless app connectivity – Hotspot functionality enables remote control through the manufacturer’s app.
• IP67 protection – Rated for protection against dust and water ingress.
• Replaceable rechargeable battery – Up to 7 hours of specified operating time.
• Lightweight handheld design – Weighs approximately 435g.
• 3-year ThermTec warranty – Manufacturer warranty as supplied.

Technical Specifications

• Model: ThermTec Cyclops 335L 3.0
• Detector type: Microbolometer
• Thermal resolution: 384 × 288 pixels
• Pixel pitch: 12µm
• NETD: 15mK
• Spectral range: 8–14µm
• Frame rate: 50Hz
• Detection range: Up to 1,800m
• Objective lens: 35mm F0.8
• Optical magnification: 4.3×
• Digital zoom: Continuous 1–4×
• Field of view: 7.5° × 5.6°
• Field of view at 100m: 13.2 × 9.9m

Display and Image Processing

• Display type: 0.5-inch AMOLED
• Display resolution: 1600 × 1200 pixels
• Colour palettes: 6
• Image modes: Forest and Target
• Image processing: Thermal Super Resolution and ThermTec AI Calibration
• Calibration: Automatic and manual
• Picture-in-picture: Yes
• Hot tracking: Yes
• Eye relief: 20mm
• Exit pupil: 8mm
• Dioptre adjustment: ±5 D

Laser Rangefinder

• Maximum measuring range: 1,000m
• Specified accuracy: ±1m
• Laser wavelength: 905nm
• Laser classification: Class 1

Recording and Connectivity

• Internal storage: 64GB
• Photo capture: Yes
• Video recording: Yes
• Playback: Supported
• On-screen display recording: Supported
• Wireless connectivity: Hotspot
• App control: Supported
• USB connection: USB Type-C
• USB functions: Charging and data transfer
• Languages: Multiple languages supported

Power Supply

• Battery type: Rechargeable, replaceable 18650 lithium-ion
• Battery configuration: One battery installed at a time
• Battery life: Up to 7 hours
• Batteries supplied: 2

Physical Specifications and Durability

• Protection rating: IP67
• Operating temperature: -20°C to +50°C
• Weight: 435 ±5g
• Dimensions: 187 × 56 × 71mm ±5mm
• Mounting interface: 1/4-20 UNC
• Warranty: 3 years, ThermTec

What’s Included?

• ThermTec Cyclops 335L 3.0 thermal monocular
• 2 × rechargeable 18650 lithium-ion batteries
• Additional supplied accessories as specified by the manufacturer or retailer

Why Choose the ThermTec Cyclops 335L 3.0?

Combining long-range thermal detection, a high-sensitivity sensor, integrated laser distance measurement and onboard recording, the ThermTec Cyclops 335L 3.0 offers a comprehensive thermal observation package in a compact handheld design.

Its 35mm objective lens and 4.3× optical magnification are suited to viewing thermal details at distance, while the continuous digital zoom, hot tracking and picture-in-picture functions provide additional viewing flexibility. The rechargeable battery system, wireless app connectivity and IP67-rated housing make it practical for extended outdoor use.

The ThermTec Cyclops 335L 3.0 is an excellent option to consider if you need a thermal monocular with integrated laser rangefinding, advanced image processing and built-in recording capabilities.

3 Year Thermtec Warranty