The Guide TD653L is designed for users who need detailed long-range thermal observation in a compact handheld format. Its 640x512 thermal sensor paired with the large 50mm objective lens gives it excellent detection capability, while the sensitive 20mK detector helps maintain image clarity when environmental contrast is low. Whether scanning open terrain, monitoring wildlife activity, or observing in poor visibility, the TD653L delivers a sharp and responsive viewing experience.

Guide has designed the TD Gen3 LRF Series with practical field handling in mind. The symmetrical housing sits naturally in either hand, while the compact focusing roller allows fast adjustments using a single finger without changing grip position. The integrated laser rangefinder is built directly into the body to keep the monocular streamlined and portable without needing external accessories.

The upgraded AMOLED display improves detail visibility and viewing comfort during extended sessions outdoors. Recording functions allow users to capture photos and video with sound directly to the device, while the generous 32GB internal storage provides plenty of room for media capture during longer trips. Wi-Fi and Bluetooth connectivity further expand usability for transferring files and pairing compatible accessories.

With its IP67-rated construction, replaceable 18650 battery system, and extended runtime, the TD653L is built for extended outdoor use across a wide range of weather and environmental conditions.

Key Features

• 640x512 Thermal Sensor: Delivers detailed thermal imaging with a highly sensitive 20mK NETD detector for improved visibility in low-contrast conditions
• Integrated Laser Rangefinder: Measures distances up to 1000m (1090yd) for improved environmental awareness and target referencing
• 50mm F1.0 Lens: Provides strong long-range thermal performance with a detection range up to 2600m (8530ft)
• AMOLED Display: Large 0.36 inch display with 1280x960 resolution produces clearer detail and improved viewing comfort
• One-Handed Operation: Compact symmetrical housing and fingertip focus roller support comfortable use with either hand
• Built-In Recording: Capture photos and video with audio directly to the internal 32GB storage
• Wireless Connectivity: Dual-band 2.4G and 5G Wi-Fi support app connection and media transfer
• Replaceable 18650 Battery: User-replaceable power system supports up to 10 hours of operation
• IP67 Rated Construction: Built to handle rain, dust, and challenging outdoor environments
• Multiple Colour Palettes: Includes White Hot, Black Hot, Red Hot, Green Hot, Iron Red, Blue Hot, and Sepia viewing modes