ATHLON 50-640 Cronus ATS Thermal Scope User Guide

: June 13, 2024
: ATHLON

ATHLON 50-640 Cronus ATS Thermal Scope

Product Information

Product Name: Cronus ATS Thermal Scope
Model Variants: 50-640 | 50-400 | 35-400
Manufacturer: Athlon Optics
Website:athlonoptics.com

Product Usage Instructions

Welcome to the Athlon family and thank you for purchasing the Cronus ATS Thermal Scope. Please read this guide before use and keep it for future reference.
This guide is a general guide for the Cronus ATS family of thermal scopes. Please note that the specific model you receive may differ from the picture in this guide.
FCC WARNING: This equipment may generate or use radio frequency energy. Changes or modifications to this equipment may cause harmful interference unless approved in the instruction manual. Unauthorized changes or modifications can result in the loss of authority to operate this equipment.
The device complies with part 15 of the FCC Rules and can be used in portable exposure conditions without restriction.
PRECAUTIONS:
- DANGER: Properly charge the battery following the method described in this guide to avoid heating, damage, and physical injury. Do not open or disassemble the battery at any time.
- WARNING:
- Avoid any undue physical damage or violent actions to prolong the life of the optic.
- Avoid using or storing the equipment in environments that exceed the allowable operating or storage temperature.
- Do not directly aim the equipment at high-intensity thermal radiation sources such as the sun, lasers, spot welding machines, etc.
- Avoid allowing debris to enter any ports in the optic.
- Avoid knocking, throwing, or vibrating instruments and accessories to prevent damage.
- Any modification, alterations, or attempts to disassemble the scope will void the user’s warranty. All repairs must be made through Athlon Optics.
- Avoid contaminating the scope with oils or solvents.
- When wiping the device, observe the following measures:
- Do not place the battery in a high temperature or near a high-temperature object.
- Do not short circuit the positive and negative poles of the battery.
- Do not expose the battery to moisture or water.
- Only use the original chargers and adapters provided with this scope.

IMPORTANT

Welcome to the Athlon family and thank you for your purchase. Please read this guide before use and keep it for future reference.
This is a general guide for Cronus ATS family of thermal scopes, which means that the speciﬁc model you receive may differ from the picture in this guide.

FCC WARNING

This equipment may generate or use radio frequency energy. Changes or modiﬁcations to this equipment may cause harmful interference unless the modiﬁcations are expressly approved in the instruction manual. The user could lose the authority to operate this equipment if an unauthorized change or modiﬁcation is made.
This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions:

This device may not cause harmful interference,
this device must accept any interference received, including interference that may cause undesired operation.

The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction.
NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

Reorient or relocate the receiving antenna.
Increase the separation between the equipment and receiver.
Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
Consult the dealer or an experienced radio/TV technician for help.
The rating information is located at the bottom of the unit.

PRECAUTIONS

DANGER

Please charge the battery with the method described in this guide and follow the charging procedure and precautions. Improper battery charging will cause heating, damage and even physical injury.
Do not try to open or disassemble the battery at any time.

WARNING

This scope contains advanced electronics. To prolong the life of this optic, avoid any undue physical damage or violent actions;
Do not use or store the equipment in an environment that exceeds the allowable operating or storage temperature;
Do not directly aim the equipment at high-intensity thermal radiation sources, such as the sun, lasers, spot welding machines, etc.;
Avoid allowing debris to enter any ports in this optic.
Do not knock, throw or vibrate instruments and accessories to avoid damage;
Any modifcation, alterations or attempts to dissassemble this scope will void the user’s warranty. All repairs must be made through Athlon Optics.
Avoid contaminating this scope with oils or solvents.
Please observe the following measures when wiping this device:
- Non-optical surface: Use clean and soft cloth to wipe the non-optical surface of the thermal scope;
- Optical surface: When using the thermal scope, avoid contaminating the optical lens surfaces of this scope. Avoid touching the objective lens with your hands. Oils and solvents, can degrade the lens coatings. When the surface of the optical lens is polluted, use special lens paper to wipe it carefully;
Do not place the battery in a high temperature or near a high-temperature object;
Do not short circuit the positive and negative poles of the battery;
Do not expose the battery to moisture or water;
Only use the original chargers and adapters provided with this scope.

LIST OF PARTS

Options

PRODUCT COMPONENTS

This guide is applicable to many models of this series, and only one model is shown in the ﬁgure.

The device draws current from external battery first and then internal battery when external one runs out power.
- When external power is connected to the USB-C port, the device will charge internal battery first, and then external battery when internal one is fully charged.

FOCUS RING
The focus ring acts like the parallax adjustment on a traditional riflescope. Adjust the focus ring to bring your target into focus.
LENS COVER
To protect the lens, the supplied lens cover should be used when the scope is not in use.
USB-C PORT
- The external port with USB cable can be connected to the external power supply to charge the product.
- The output of the external power supply is 5V2A.
MICRO HDMI
- A micro HDMI to HDMI cable can be connected to the optic to provide a live feed to an external monitor equipped with HDMI.
BATTERY COVER
- NOTE: please insert the battery in the direction shown in the figure, and do not push the battery forcibly.

QUICKSTART INSTRUCTIONS

**Button| Current Device Status| **

Rotation

| ****

Short Press

| ****

Long Press

---|---|---|---|---
Power button| Power on| /| Compensation| Display off/ off
Power off| /| /| Power on
Display off| /| Display on| /
Menu knob| Menu bar not shown| Switch to color

palettes

option

Zoom knob|

Menu bar not shown

| Zoom| /| /
/| Quick Zoom| /

[BUTTON DESCRIPTION]

POWER BUTTON

POWER ON:

Long press and hold the power button until the startup picture appears in the eyepiece.
If internal battery is completely discharged, the device can not be turned on with external battery only, and can be turned on with external power supply through USB-C port.

POWER OFF:

a. Manual power-off: long press and hold the power button, the power-off progress bar will be displayed, and the power-off is completed after the progress bar is finished.
b. Automatic power-off: In the set automatic power-off time, without any button operation, the scope will power down.

DISPLAY OFF:

Press and hold the power button, the progress bar of power-off will be displayed. Before the progress bar is finished, release the power-off button to cancel the power off process and activate the Display off mode.

DISPLAY ON:

In Display off mode, press any button to wake the screen.

COMPENSATION:

When it is turned on and the menu is not activated, shortpress the power on/off button to refresh the thermal sensor. Two Compensation modes can be set through the Main Menu.

MENU KNOB

Quick color palette switching: when it is turned on and the menu is not activated, turn the menu knob counterclockwise to switch between white hot, black hot, adjustable red hot, iron red, blue hot, and green hot pseudo color in turn.
Menu movement: When the menu is activated, turn the menu knob clockwise to move menu or option down/to the left; Turn the knob counterclockwise to move menu or option up/to the right.

SHORTCUT MENU:

When it is powered on and the menu is not activated, short-press the “M” button, and the shortcut menu option will appear.

MAIN MENU:

Main menu option is activated by long-pressing the “M” button.

CONFIRM AND BACK/EXIT:

When it is powered on and the menu is activated, short-press the “M” button to conﬁrm the current selection and return to the previous menu; Press and hold the “M” button to return to or exit the menu without saving the current settings.

DIGITAL ZOOM KNOB

ZOOM-IN:

When it is turned on, rotate the zoom knob in the ZOOM-IN direction to enlarge the image, rotate the zoom knob clockwise to enlarge the image in 0.1X steps, and zooming stops when the maximum magniﬁcation is reached. ZOOM-OUT:
When it is turned on, rotate the zoom knob in the ZOOM-OUT direction to shrink the image, rotate the zoom knob counterclockwise to shrink the image by 0.1X, and stop when it reaches the minimum value.

QUICK ZOOM:

When it is turned on, the quick zoom can be obtained by short-pressing the button on the zoom knob.

SHUTTER BUTTON

TAKE PHOTOS:

When it is turned on and the menu is not activated, short-press the shutter button to take a photo.

VIDEO RECORDING:

When it is turned on and the menu is not activated, long press and hold the shutter button to start recording, and then long press and hold the recording again to stop recording.
During the video recording, short-press to snap pictures.

FUNCTION DESCRIPTION

SHORTCUT MENU

PIP: There are top left, top middle, and top right positions to choose from.
Screen BRI: 1-10 Screen Brightness level can be adjusted.
Stadiametric ranging: The position of the lower horizontal line remains unchanged and rotate the Menu knob to move the upper horizontal line until the spacing between the two lines is equal to the image height of the target. The distance from the target can be estimated by referring to the approximate ranging values of the four animals (rabbit – 14″, coyote – 21″, wild boar – 30″, and deer – 36″) in the upper left corner.
Hot track: a white cross cursor is displayed when it is turned on to trace the highest temperature point in the full image.
Eco Mode: After being turned on, the scope will switch to power-saving mode, under which OLED brightness will be fixed to 20% and cannot be adjusted, and WIFI will not be turned on. If the current WIFI is already on, WIFI will be turned off, and the shooting record function cannot be turned on. If you are currently in shooting recording mode, the prompt is turned off.
Zeroing distance: the current zeroing distance can be adjusted quickly.

MAIN MENU

Image Enhancement: image quality can be adjusted by turning on.
Scene Mode: Three scene modes, natural/enhanced/ highlight, can be set.
Color Palette: can be adjusted in white hot/black hot/ adjustable red hot/iron red/blue hot/green hot.
Brightness: detector brightness can be adjusted with 1-10 levels.
NOTE: The adjusted brightness value will be saved in the current scene mode.
Contrast: Adjustable for 1-10 levels.
NOTE: The adjusted contrast value will be saved in the current scene mode.
Compensation Mode: Scene/Shutter Mode can be set through the Main Menu. Scene Mode sets short pressing the power button to capture an even temperature surface to refresh the thermal sensor.
The best way to perform Scene Mode compensation is doing it with the lens cap closed. Shutter Mode sets short pressing the power button to close the device shutter and create an even temperature surface to refresh the thermal sensor.
Zeroing Profiles: 10 groups of zeroing profile parameters can be saved. The zeroing distance, zeroing location, reticle type, reticle color and reticle brightness need to be saved.
Reticle type: 10 reticle types in total can be selected.
Reticle color: can be selected in black/white/yellow/ green/blue/red.
Reticle brightness: the reticle brightness can be adjusted with 1-10 levels.

WiFi:

The WiFi can be used to transmit real-time video to the mobile phone after the mobile phone is connected to your device, and the device can be operated through the Athlon Thermal APP to access the photos/videos of the device; photos/videos can be played, shared, deleted, etc.
NOTE: Search and download Athlon Thermal APP in the mobile phone APP store, open the APP, find the
WiFi name ‘Cronus ATS XX-XXX’ in the settings of mobile phone WiFi, and enter the password ‘12345678’, to start remote operation after successful connection.
Recording Mode : it can be selected in single shooting/ shooting record after being turned on.
Watermark Settings: can be selected with Time Only/ Date Only/Time Date/Off when turned on.
Auto Stand-by: the Auto Stand-by time can be set to 5/10/15 min. If there is no operation within the set time, the scope will enter sleep mode.
Automatic Power-of f: The automatic Power-off time can be set to 15/30/60 minutes. If there is no operation within the set time, the power-off will be activated, and the scope will be powered off.
Charging indication light: Switch that turns On/Off the charging port indication light.
Time Formats: selectable between 12H/24H.
Date Formats: Optional from YYYY-MM-DD/MM-DDYYYY/ DD-MM-YYYY.
Time Setup: enter the Time Setup, rotate the Menu knob to move among different options, and press the “M” button to enter the next level adjustment, ant then rotate the Menu knob to move between the specific time values.
Language Setting: Available in English/French/ German/Italian/Spanish
Memory Formatting: Select Memory Card Formatting.
Select “Yes” to confirm formatting, and select “No” to cancel the operation.
Restore default: You can choose to restore the factory settings. Select ‘Yes’ to restore all parameters to factory settings; Select ‘No’ to cancel the operation.
About: Check the current device in the APP version number and MAC address.
NOTE: It shall be used together with optional accessories.
Remote control: After being turned on, it will search for Bluetooth remote control connection. After successful connection, all functions of the button on the scope can be controlled by the Bluetooth remote control (except the function required by long Press).
NOTE: When the power is low, please replace the spare battery or charge it!

One Shot zero calibration:

To sight in the rifle to your zero position please follow the steps as below:

Go to the zero calibration interface via the main menu. The optional zero calibration distance includes 50m, 100m, 200m and 300m (The unit of measurement can be switched between meters and yards). Select the zero calibration distance based on the actual shooting distance. Press “M” button to go to the zero calibration interface
Aim the reticle center to the center of the target, and hold the rifle as stable as possible and fire a bullet.
- Rotate the menu knob to turn on the freeze option in the pop-up window showing “X” and “Y” while making sure the X ( cross cursor ) still pointing at the center of target. After the image is frozen, select and adjust the value of “X” (move left and right) or “Y” (move up and down) to move the center of the reticle until it overlaps with the actual point of impact. Use menu knob to select the “Confirm” option in the Pops up window, and short press the M button to confirm it. Each rotation of the Menu
- knob moves the center of the reticle by 1px.
- The cross cursor represents the original aiming point before any adjustment was made.

TROUBLESHOOTING

DEVICE FAILS TO START.
- Solution: Replace the battery or connect the adapter for charging.
THE DEVICE CANNOT TAKE PHOTOS/RECORD.
- Solution: the internal storage space of the device is full, format the memory.
THE DEVICE DISPLAY TIME DOES NOT MATCH THE ACTUAL TIME DISPLAY.
- Solution: Reset the time and date of the device in the menu.
SCREEN GOES OUT DURING USE.
- Solution: Short-press any button to wake up the hibernation and light up the screen.
THE IMAGE OF THE DEVICE IS BLURRED DURING USE.
- Solution: turn the lens to focus manually until the display is clear.

STORAGE AND TRANSPORT

The following is the correct storage and transportation of the product. To prevent damage to yourself or the optic, please read the manual carefully before using the device. Strictly observe it, and retain this guide after reading it.
STORAGE:

The optic and accessories including batteries shall be stored in a well-ventilated, clean, condensate-free and corrosive gas-free room with temperature of -30°C ~ 50°C (-22°F ~ 122°F)and relative humidity not exceeding 95%.
To prevent battery damage, the unit and batteries should be charged every 3 months.

TRANSPORT:
During transport, it shall be protected against rain, water flooding, without severe vibration and impact.

Toll free: 1-855-913-5678 contact@athlonoptics.com
801 N MEADOWBROOK DR, OLATHE, KS 66062
athlonoptics.com

Documents / Resources

| ATHLON 50-640 Cronus ATS Thermal Scope [pdf] User Guide
50-640, 50-400, 35-400, 50-640 Cronus ATS Thermal Scope, Cronus ATS Thermal Scope, ATS Thermal Scope, Thermal Scope, Scope
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