ATN Thor 4 640 1.5-15x Thermal Scope Review

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The ATN designed the new model thermal scopes with the combination of next-generation thermal sensors and dual-core processors.

The thermal scope with the 1.5-15x magnification range is the first version in the Thor 4 series from ATN.

Using this ATN Thor 4 640 1.5-15x Thermal Scope, you can get better performance than the night vision scope

Due to the ergonomic design of this riflescope, you can easily use it in all tactical situations, and the features of this scope will help you to get the crisp and clear view of the target in both day and night time.

This thermal scope is an affordable choice for your best hunting experience.

ATN Thor 4 640 1.5-15x Thermal Scope Review

Arctic Silver 5 Thermal Paste

Main Features

  • Sensor: Gen 4 640×480
  • Refreshing Rate: 60 Hz
  • Magnification: 1.5-15x
  • Display: 1280×720 HD Micro
  • Eye Relief: 90 mm
  • Operating Temperature:  -28 to 48°C
  • Detection Range: 1050 yards


The IPx-7 rated materials are used to design this ATN Thor 4 640 1.5-15x Thermal Scope so that it is suitable for all weather conditions.

The aluminum alloy is used to design the housing of this scope so that you can get the lightweight and rugged construction.

The diameter of the main tube of this scope is 30 mm. The 2 L-shape rings and 1 standard ring of this scope ensure that your scope is perfectly fit with your rifles.

The zoom wheel design on the left side of this scope; by using this, you can easily adjust the zooming range to focus the target.

Due to the ergonomic design of this scope; it offers high-performance in tactical situations.

The total dimension of this scope is 13.5x3x3 inches, and the weight is 2.03 lb.


The Ultra-sensitive Gen 4 Sensor is used to detect the heat signature of this ATN Thor 4 640 1.5-15x Thermal Scope; due to this sensor, you can get the crisp and clear view of the target.

This Thermal Sensor provides the 640×480 high-resolution image of the target. This sensor also helps you to view the target clearly in dark environments.

The 7-14 µm is the spectral responsive range of this thermal scope; due to this range, you can get a detailed view of your surroundings.

The microdisplay of this scope shows the HD images, and the quality of the image is 1280×720 pixels.


Due to the feature of this thermal scope, most of the hunters like this ATN Thor 4 640 1.5-15x Thermal Scope.

The Obsidian IV Dual Core T Processor has a highly speculated system; due to this processor, the sensor of this scope is run smoothly.

It will help you to suppress the large file and save it in a small memory space. 


The HD micro display is used to show the high-quality image of the target.

The 1.5-15x is the magnification range of this scope; due to this magnification, the human detection range of this scope is 1050 yards.

The field of view of this scope is 24 x 19° so that you can get a wide range of your surroundings.

The digital zooming range of this thermal scope is 4x; by this, you can easily detect the long-distance target.

Due to the detection range of this scope, it is perfect for hunting and law enforcement use. 


The 25 mm objective lens is used to view the target of this ATN Thor 4 640 1.5-15x Thermal Scope so that you can get a clear view of the target in the long-distance also.

The diopter adjustment range of this thermal scope is -5 to 5 dpt. The 90 mm Eye relief distance of this thermal scope helps you to protect your eye from injuries. 


This ATN Thor 4 640 1.5-15x Thermal Scope equipped with two types of reticles, such as Smart Mil-Dot and One Shot Zero.

By using this reticle type, you can easily shoot the target in different weather conditions.

The Mil-dot reticle of this scope has the dynamic adjustment range so that you can adjust the reticle with the magnification of the thermal scope to shoot the target.

The mil-dot range of this reticle is 5. The One Shot Reticle of this scope helps you to shoot the target exactly.

You can easily adjust the reticle for where the bullet hit on the target. There are 5 Brightness settings available in this thermal scope so that you can adjust the brightness of the scope based on the environment to shoot the target.

There are 3 image modes available in this thermal scope, such as White Hot, Black Hot, and Color mode.

Using the Black Hot mode, you can view the heat signature in black color, and the White Hot Mode shows the object in white color. The Color mode of this scope is showing the thermal view of the target. 

ATN Thor 4 640x480 Color Modes

Ballistic Calculator

A Ballistic Calculator is in-built in this thermal scope; due to this feature, you can perfectly aim the object in all situations.

This ballistic Calculator automatically calculates the environmental detail of your surroundings so that the rangefinder and reticle of the scope will automatically adjust to shooting the target correctly. 

Smart Rangefinder

This ATN Thor 4 640 1.5-15x Thermal Scope is equipped with the integrated rangefinder; due to this feature, you can easily observe the height and size of the long-distance target.

By using this rangefinder, you don’t need to worry about the guessing and complex calculation to shoot the target.

Moreover, the ballistics calculator of this scope helps to automatically adjust the rangefinder to shoot the target. 

ATN Thor 4 640x480 Smart Rangefinder

Video Recorder

This ATN Thor 4 640 1.5-15x Thermal Scope is equipped with the video recorder so that you can capture your hunting experience in both image and video format.

The MicroSD card is in-built in this thermal scope; you can save the pictures and videos in this storage device.

The images are stored in JPEG format, and the videos are saved in the MOV format. You can also transfer the stored data by using the USB cable. 

Wi-Fi Streaming

You can also control this thermal scope using your Android/iOS Devices. If you connect your scope with the smartphone using the Wi-Fi feature, your friends can also see the live streaming video of your hunting.

Moreover, using this feature, you can also transfer the data from your scope to other devices. 

ATN Thor 4 640x480 Wi-Fi streaming

Battery Life

The internal Lithium-ion battery is used as the power source of this scope; by using this battery, you can continuously use this scope for 16 hours.

This is a rechargeable type battery so that you can recharge this battery using the charging kit and USB cable.

Our Final Words

When it comes to night hunting, it is always a bit difficult to find the target into the dark; that’s why most of the companies are introducing night vision scope and thermal scope to improve your night hunting.

In this case, using a thermal scope is also performed well in bad weather conditions, so the thermal scope is essential equipment for the hunters.

The Atn Thor 4 640 1.5x15x Thermal Scope is one of the affordable price thermal scope with the advanced feature; it will help you to get the best hunting experience.

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.