Nocpix ACE H50R — 640×512 thermal riflescope

How far you can see a person

160 m make out detail260 m tell what it is1,042 m spot it┆ maker’s claim

501002005001k2k5k m

Calculated from the sensor's pixel pitch and the lens focal length, for clear air.

Nocpix quotes 2,610 m, 2.5× our figure, because makers usually measure against a person’s full height rather than their width. Why the numbers differ

NocpixRiflescope · 640-class · Laser rangefinder

Nocpix ACE H50R

Approx. price: ~$4,599
Sensor: 640×512 · 12 µm
Lens: 50 mm · 3×
Weight: 39.5 oz

Price and availability on Nocpix’s site may differ.

Best for

Night shooting where ranging matters — hogs and coyotes past 150 yards

01Specifications

As published by Nocpix. Sources: nocpixusa.com, nocpix.com, outdoorlegacygear.com.

Sensor: 640×512
Pixel pitch: 12 µm
NETD: ≤15 mK
Refresh rate: 60 Hz
Lens: 50 mm
Base magnification: 3×
Digital zoom: up to 8×
Field of view: 8.8° horizontal
Display: 2560x2560 AMOLED
Claimed detection: 2,610 m
Claim basis: 6 ft tall object
Battery type: Internal + removable
Weight: 39.5 oz
Length: 14.4″
Laser rangefinder: Yes
Ballistic calculator: Yes
Records video: Yes
Wi-Fi: Yes
IP rating: IP67
Approx. price: ~$4,599

02Pros and cons

From the published specs. What owners report is in the next section.

For it

640×512 sensor, 3× the detail of an entry-level 384
Sensitive sensor that picks out small heat differences on humid or rainy nights (the best of 285 that publish it)
Smooth 60 Hz picture on a running animal
Built-in laser rangefinder that feeds the ballistic calculator
Swappable battery pack, so a spare doubles the run time
Waterproof (IP67), survives a dunking
Records video and connects to a phone app

Against it

Heavy at 39.5 oz, 27th-heaviest of the 194 riflescopes here
~$4,599, well above the ~$3,000 typical for riflescopes here
Warranty terms not published

03What owners say

owner discussions, 2025–2026

Summarised from 11 public owner discussions between 2025 and 2026. Owner experience, not a measurement.

Most of what owners post about the ACE H50R is hunt footage, and the comments under it keep landing on the picture: 'really impressive image quality' and, from someone who stepped up after two months on a Rattler V2 35-384, 'the quality of the Nocpix is insane.' One owner who runs it on a 6mm Creedmoor bolt gun for hogs and coyotes reports routine kills at 60 to 130 yards with the built-in rangefinder doing the ranging.

The price is where buyers hesitate. Shoppers in 2025 saw it go to about $6,500 after tariffs, roughly $1,700 more than an AGM Adder V2 LRF 50-640, and at least one buyer took the cheaper Rattler V3 and put the difference elsewhere. The one real defect thread is about focus: an owner whose new unit lost parallax focus after every shot, even with a lighter load, and two others reporting the same, one on a .22 LR. The retailer replaced that unit and the replacement has worked since.

What owners like

Image quality is the constant in owner comments, including from people who moved up from 384 AGM units.
The rangefinder and ballistic calculator are trusted by the owners who set them up carefully; one says the calculator is spot on across multiple rifles once velocity is chronographed and scope height measured properly.
The included mount is well regarded. Owners who considered a $250 ADM replacement were told nobody has problems with the stock one, though it has a small learning curve.
Audio on recorded clips is good enough that viewers mention it.
Owners shooting hogs and coyotes at typical 60 to 150 yard distances report clean, repeatable hits on everything from .243 to 6mm Creedmoor and 22 Creedmoor.

Common complaints

Several new owners have seen focus drift after each shot, even on mild cartridges; one fully remounted and dropped to a lighter load and it persisted. One unit was replaced by the retailer, and the replacement has been fine.
One brand-new owner saw 18650s fall to 30 percent after about 15 minutes and the ballistic calculator well off, before working through settings.
The red crosshair is small and easy to lose behind the blue rangefinder marker; viewers watching footage often look at the wrong one, and some shooters dislike how small it is.
One owner traded it for an iRay Rico RH50R and, while he gave up some thermal sensitivity, shoots better with the RH50R because its eye relief and screen are easier to get behind.
Price: after the 2025 tariff increase buyers were weighing about $6,500 against an Adder V2 LRF at about $4,800, and some took the AGM.

ACE H50R or AGM Adder V2 LRF 50-640?

Owners who chose the Nocpix cite image quality, ocular zoom and the faster refresh. Those who chose AGM say they could not justify the roughly $1,700 to $2,000 gap and spent it on a monocular or ammo instead. Nobody in these discussions regretted the H50R's picture; the debate is purely money.

My H50R loses focus after every shot. Is that me or the scope?

Probably the scope. An owner with everything torqued to spec still had it after remounting and switching to a lighter load, and another saw it on a .22 LR. Someone suggested muzzle heat, but the owner pointed out he had to turn the focus ring by hand to get the picture back. The practical answer from owners is to film it and contact Nocpix or the retailer; one retailer swapped the scope outright and the replacement has been fine.

Is the ballistic calculator accurate?

Opinions split along setup lines. One owner found it well off out of the box; another says it is spot on for several guns and that the fix is getting the inputs right: chronographed velocity, measured scope height and the correct zero distance.