Trijicon IR PATROL LE100 19mm Thermal Monocular Review

Written By Annalena Wood

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Trijicon IR series of thermal monoculars have very popular names in the weapon sight industry among hunters and shooters. Trijicon monoculars can be used for all range of sighting and shooting, that is the reason why their products are highly recommended for everyone from beginners to professionals.

Also, the operation and controls of IR thermal monoculars from Trijicon are effortless and secure. It does not professional training or knowledge to use it. Just by following their instruction manual, anyone can operate the thermal viewers more effectively.

In this review, we are going to review one of the interesting weapon sights from the Trijicon IR series that is Trijicon IR PATROL LE100 19mm thermal monocular.

Trijicon IR PATROL LE100 19mm Thermal Monocular Review

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Main Features

  • 640 x 480 pixels Sensor
  • 19 mm Objective Lens
  • -45 to +75 C Storage
  • OLED Display
  • 30 Hz Frame Rate
  • 1 m Waterproof
  • CR123 Battery
Arctic Silver 5 Thermal Paste

Main Features

  • 640 x 480 pixels Sensor
  • 19 mm Objective Lens
  • -45 to +75 C Storage
  • OLED Display
  • 30 Hz Frame Rate
  • 1 m Waterproof
  • CR123 Battery

Sensor, Lens, and Display

Trijicon IR PATROL LE100 comes with a 19mm GASIR objective lens that offers a broad view of your target even from the long distance.

LE100 uses Uncooled VOx (Vanadium Oxide) sensor with 640 – 480 pixels resolution and 12-micron pixel pitch detector technology. The sensor has a 30 Hz image frame rate, so the contrast, well detailed, vivid thermal images are ensured.

The 27 mm eye relief makes sure a hunter or shooter does not strain their eyes to see and follow the movements of their prey animals. This device comes with an eye guard to protect the eyebrows.

With the -6 – 2 DPT Diopter Adjustment Range, a hunter will get the clear sight of their target despite the weather and light conditions.

With the manual focus control, you can zoom in and out of your target to take a perfect shot against it.

The high quality vivid thermal images are seen through a Monochrome Digital OLED Display. So, getting sharp images with great thermal details as promised.

IR PATROL uses Digital Contrast Enhancement for enhancing the thermal images and view. Thus, a hunter or shooter can compare the digital and thermal images to see the exact thermal details.

The captured thermal images and recorded videos can be stored in the temperature range between -45° and +75° C.

Design and Housing

Trijicon designed this IR PATROL LE100 thermal monocular a more durable and rugged than its previous models to withstand all weather and ground conditions.

IR PATROL LE100 made of military-grade 6061 Aircraft-grade aluminum that promises durability and long time existence of the device.

To offer the waterproof feature, this thermal monocular has filled with nitrogen. With that said, this thermal viewer is waterproof up to 1 meter.

The internal/external functionalities and features of this thermal monocular are tested to MIL-STD-810G methods and procedures.

The 1 x CR123 battery used in this handheld thermal monocular offers almost 3 hours of working time. CR123 batteries are readily available types, so replacement won’t be hard in case you needed.

High Detail Imagery and Navigation

IR PATROL thermal monocular has an advanced ability to process and provide thermal images with sharp details. 

With the touch of a button, this LE100 thermal monocular will start-up within 5 seconds. The user-friendly intuitive icon-based menu system with ease of access avoids unnecessary panic during critical situations.

It has fully ruggedized, weatherproof, multidirectional thumbstick controls that are very easy and quick to find in no light conditions also.

It has easy to use Maxpol Polarity mode that lets the user switch the polarity displays between 3 levels of black-hot and three levels of white-hot.

Compact and Lightweight

The overall weight of this thermal monocular, including battery, is 454 g. This lightweight design allows the user to carry the device for long hours without pain in the shoulder and arms.

The total length of this unit is 5.95 in, the height is 5.95 in, and width is 2.95 in, now you know why it is called pocket-sized thermal viewer. Trijicon cut off the size of the device without compromising the performance.

Final Words

Trijicon Electro Optics IR PATROL LE100 Thermal Imaging 30Hz Monocular is a compact but powerful weapon sight that created especially for recreational and tactical situations. 

Trijicon Electro Optics designed these Thermal Imaging Monoculars with 6061 Aircraft-grade aluminum materials and uses nitrogen purging to make it waterproof. 

The Trijicon Electro Optics IR PATROL LE100 monocular with ergonomic design, intuitive controls, and advanced thermal imaging technology is undoubtedly an excellent asset for medium and long-range hunters or shooters.

When your needs demand the best compact viewer, you can choose the Trijicon Electro Optics IR PATROL LE100 19mm Thermal Imaging Monocular without a doubt.

About Annalena Wood

Annalena is carrying her rifle with passion and pride for her love of the outdoors and the experience of hunting. Her most memorable hunting season was back in 2015 when she and her dad were drawn for special elk tags. That allowed them the chance to fill their tags with an actual bull elk rather than a spike. That year both her and her dad came home with their first trophy elks, with hers a 6 by 6 pointer and her dad’s a 6 by 5.

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