AGM Spectrum LRF 4K Mini Digital Day & Night Vision Scope

The AGM Spectrum LRF 4K Mini combines 4K digital day and night performance, an integrated laser rangefinder, and onboard ballistic calculations in a compact riflescope that weighs just over one pound.

Built around a 3840 × 2160 4K CMOS sensor, the Spectrum LRF 4K Mini delivers detailed full-color imaging during the day, excellent low-light capability around sunrise and sunset, and digital night vision performance after dark. It pairs that sensor with a 1920 × 1080 OLED display and gives hunters the ability to choose between full-resolution 4K at 50Hz or a smoother 1080p at 100Hz for tracking faster-moving animals.

Where the LRF model really separates itself from the standard Spectrum 4K Mini is the addition of an integrated 1,000-meter laser rangefinder and ballistic calculator. You can range an animal without coming off the rifle, feed that distance into the ballistic system, and have the optic help provide the information needed for a more confident shot.

For hunters who want one optic for daytime hunting, low-light conditions, recording hunts, and nighttime hog or coyote hunting, the AGM Spectrum LRF 4K Mini brings a lot of capability together in one lightweight platform.

4K Digital Day & Night Performance

The Spectrum LRF 4K Mini uses a 3840 × 2160 high-resolution digital sensor and 40mm F/2.0 objective lens to provide a detailed image across a wide range of lighting conditions.

During normal daylight hours, hunters get a full-color digital image. As light starts fading, the digital system continues performing during the critical periods around sunrise and sunset where visibility becomes increasingly important.

After dark, the same scope transitions into digital night vision, giving predator and hog hunters the ability to continue using the same rifle and optic with supplemental infrared illumination when needed.

For hunters who don’t want to maintain separate daytime and nighttime rifles, that versatility is a major advantage.

Integrated 1,000-Meter Laser Rangefinder

One of the biggest advantages of stepping up to the AGM Spectrum LRF 4K Mini is the built-in laser rangefinder.

The LRF is capable of ranging targets out to 1,000 meters, or approximately 1,094 yards, with AGM listing measurement accuracy of ±1 meter.

An integrated rangefinder is especially useful with digital optics because judging distance through a digital display can be more difficult than it is through traditional glass.

Instead of guessing whether that coyote is 175 or 275 yards away—or reaching for a separate handheld rangefinder—you can range directly through the scope.

For hunters covering large fields, pastures, powerlines, or other open terrain, this is a feature we think is worth having.

Built-In Ballistic Calculator

AGM pairs the laser rangefinder with an onboard ballistic calculator, adding another layer of capability for hunters taking shots at varying distances.

Once your ballistic profile is configured, the scope can use range information to help the shooter account for distance instead of having to manually estimate holdover.

That makes the combination of the LRF and ballistic calculator particularly useful for predator hunters who may see one coyote at 100 yards and the next one several hundred yards across a field.

Range it, get the information you need, and stay behind the rifle.

50Hz 4K or 100Hz 1080p

The Spectrum LRF 4K Mini gives you two refresh-rate options depending on what matters most at the time.

50Hz at 4K gives you maximum image detail.

Switching to 100Hz at 1080p provides a smoother image, which can be especially useful when following running hogs, coyotes, or other fast-moving game.

We like having the choice because hunting conditions change. Sometimes image detail matters most; other times you need the smoothest image possible while trying to stay on an animal.

3.5× Base Magnification

With 3.5× base magnification and a total magnification range of 3.5×–20.5×, the Spectrum LRF 4K Mini is well suited for hunters spending time in fields, pastures, food plots, and more open terrain.

The 3.5× starting magnification gives you enough base magnification for more distant animals while maintaining enough field of view for common hog and predator hunting situations.

Record Your Hunts & Stream to a Phone

This is one of the reasons we have seen so many hunters start moving from traditional daytime scopes into the AGM Spectrum lineup.

The Spectrum LRF 4K Mini allows hunters to record video and audio directly through the optic, capture images, use Shot-Activated Recording, and connect through Wi-Fi to the AGM Connect app.

That opens up a lot more possibilities than simply looking through a traditional riflescope.

You can record your own hunts without mounting another camera on the rifle.

You can capture a child’s first deer or first hunt from the actual perspective of the shooter.

And the ability to connect the optic to a phone means a parent, guide, friend, or hunting partner can see what the shooter is seeing through the scope.

For parents helping kids or new hunters, we think that can be one of the most valuable features of the entire Spectrum platform.

Instead of trying to explain where the animal is or wondering what the hunter is seeing, you can follow along with them.

32GB Internal Storage

The optic includes 32GB of built-in storage for saving video and images directly on the scope. AGM also includes onboard playback and connectivity through its mobile app ecosystem.

There’s no need to run an external recording device just to save your hunt.

Dual-Battery Power

The Spectrum LRF 4K Mini uses a built-in rechargeable Li-Ion battery combined with a replaceable rechargeable 18650 battery.

AGM rates operating time at up to 7.5 hours under specified conditions with Wi-Fi off.

We like the dual-battery design because the removable 18650 gives hunters the ability to carry additional charged batteries into the field instead of relying entirely on a sealed internal battery.

For all-night hog or coyote hunts, carrying extra 18650s is simple.

Lightweight 30mm Riflescope Design

Even with the addition of the integrated LRF, AGM keeps the Spectrum LRF 4K Mini extremely manageable.

The optic weighs approximately 1.04 pounds without the mount and additional battery and uses a familiar riflescope-style layout.

That makes it an attractive alternative to some of the larger digital night vision systems for hunters who care about rifle balance and overall weight.

Multiple Reticles & Image Modes

The Spectrum LRF 4K Mini offers 10 reticle options with 8 available colors, giving hunters the ability to tailor the sight picture to their preference and current conditions.

Image modes include:

• Auto
• Day
• Night
• Green
• Yellow

The optic also provides a 45mm eye relief and a 1/3 MOA zeroing correction step, adding to the riflescope-style shooting experience.

An Excellent Partner for a Thermal Monocular

For hog and coyote hunters who already scan with a thermal monocular, the AGM Spectrum LRF 4K Mini makes an excellent rifle-mounted partner.

Use thermal to quickly locate animals across a field or in cover, then transition to the rifle.

Once you’re behind the Spectrum, you can identify the target through the digital optic, range it with the built-in LRF, utilize the ballistic calculator, and record the entire hunt.

That gives hunters the detection advantages of thermal scanning combined with 4K digital identification, ranging, recording, and nighttime capability on the rifle.

AGM Spectrum LRF 4K Mini vs. Spectrum 4K Mini

The decision between the two Mini models really comes down to LRF and ballistic capability.

Both give hunters the core advantages of the Spectrum Mini platform: 4K digital imaging, daytime and nighttime capability, recording, Wi-Fi connectivity, a lightweight design, and selectable 50Hz/100Hz operation.

The Spectrum LRF 4K Mini adds the integrated 1,000-meter laser rangefinder and ballistic calculator.

If you already carry a rangefinder and don’t care about ballistic calculations through your optic, the standard Spectrum 4K Mini is an excellent choice.

If you want to stay behind the rifle, range the animal through the scope, and have ballistic capability built into the same platform, we would step up to the Spectrum LRF 4K Mini.

Who Is the AGM Spectrum LRF 4K Mini For?

The Spectrum LRF 4K Mini is an excellent option for:

• Deer hunters replacing a traditional daytime riflescope
• Parents hunting with kids or new hunters
• Hunters who want to record their hunts
• Hunters who want to view or manage their optic through a phone
• Low-light hunters
• Coyote and predator hunters
• Hog hunters
• Hunters using a thermal monocular for scanning
• Hunters who want an integrated laser rangefinder
• Hunters who want onboard ballistic calculations
• Open-field and longer-range hunters
• Hunters wanting day and night capability from the same rifle
• Hunters wanting 4K performance without a large, heavy digital optic

Key Features

• 3840 × 2160 4K CMOS sensor
• 1920 × 1080 OLED display
• 40mm F/2.0 objective lens
• 3.5× base magnification
• 3.5×–20.5× magnification range
• 50Hz refresh rate at 4K
• 100Hz refresh rate at 1080p
• Integrated 1,000-meter laser rangefinder
• ±1m ranging accuracy
• Built-in ballistic calculator
• Full-color daytime operation
• Digital night vision capability
• Low-light hunting capability
• 10 reticle options
• 8 reticle colors
• Auto, Day, Night, Green and Yellow image modes
• Video recording
• Audio recording
• Image capture
• Shot-Activated Recording
• Wi-Fi connectivity
• AGM Connect app compatibility
• 32GB internal storage
• Built-in rechargeable battery
• Replaceable rechargeable 18650 battery
• Up to 7.5 hours runtime
• External USB-C power capability
• Approximately 1.04 lb
• 45mm eye relief
• 1/3 MOA zeroing adjustment
• Compact riflescope-style design

Specifications

Sensor Type: 3840 × 2160 CMOS
Objective Lens: 40mm F/2.0
Base Magnification: 3.5×
Magnification Range: 3.5×–20.5×
Display: 0.49″ 1920 × 1080 OLED
Refresh Rate: 50Hz at 4K / 100Hz at 1080p
Field of View – Rectangular: 10.7° × 6.1° / 18.7m × 10.1m @ 100m
Field of View – Circular: 10° × 6.1° / 17.5m × 10.1m @ 100m
Minimum Focus Distance: 2m
Eye Relief: 45mm
Diopter Adjustment: -5D to +5D
Reticles: 10
Reticle Colors: 8
Image Modes: Auto, Day, Night, Green, Yellow
Laser Rangefinder: Integrated
Maximum Measuring Range: 1,000m / approximately 1,094 yd
LRF Accuracy: ±1m
Ballistic Calculator: Yes
Zeroing Correction: 1/3 MOA
Internal Storage: 32GB
Video Recording: Yes
Audio Recording: Yes
Shot-Activated Recording: Yes
Wi-Fi: Yes
AGM Connect App: Yes
Battery: Built-in rechargeable Li-Ion + replaceable rechargeable 18650
Runtime: Up to 7.5 hours
External Power: USB Type-C
Dimensions: 331 × 86 × 75mm / 13 × 3.4 × 3 in. without mount and eyecup
Weight: Approximately 0.47kg / 1.04 lb without mount and additional battery

The SPO Take

We’ve seen a ton of hunters begin replacing traditional daytime optics with the AGM Spectrum lineup, and the Spectrum LRF 4K Mini takes that versatility another step further.

You still get the ability to hunt with a high-resolution digital optic during the day, perform extremely well during those critical low-light periods around sunrise and sunset, record your hunts, and transition into digital night vision for hogs and coyotes after dark where legal.

But what we really like about the LRF Mini is that you now have ranging and ballistic capability built into that same lightweight platform.

Range the animal without coming off the rifle, use your ballistic profile when distance matters, and stay focused on making the shot.

The recording and phone connectivity are also features that we believe more traditional hunters are beginning to understand the value of.

If you’re hunting with your son or daughter, you can see what they’re seeing through the optic. You can help a new hunter get settled on the right animal. You can record their first deer, first hog, or first hunt through the scope instead of trying to capture everything from behind them with a phone.

For hunters who already use a thermal monocular for scanning, the combination gets even better. Scan with thermal to locate the animal, transition to the Spectrum on the rifle, range it, use your ballistic information, and record the hunt.

If you want one optic capable of handling daylight, low light, nighttime hunting, recording, live connectivity, laser ranging, and ballistic calculations while keeping your rifle setup compact and lightweight, the AGM Spectrum LRF 4K Mini is one of the most versatile options in the Spectrum lineup.