ZanVision ZV-TSR351 | High-Res 640 Thermal Scope - The Perfect Balance

Wide Vision, Extreme Detail. The Ultimate FOV for Rapid Target Acquisition.

ZanVision ZV-TSR351 640x512 High-Resolution Thermal Rifle Scope | Professional Grade Thermal Optic

The ZanVision ZV-TSR351 represents the premium tier of thermal rifle scope technology, featuring a high-definition 640x512 12um uncooled VOx detector that delivers four times the pixel count of standard 384-resolution scopes. Paired with a 35mm F1.0 germanium objective lens, this scope achieves human detection beyond 2,500m with positive identification at 600m - performance levels previously reserved for military-grade systems costing 3-5x more. The 640x512 sensor combined with a 1024x768 AMOLED microdisplay creates an immersive viewing experience where targets appear sharp and the background detail provides critical environmental context for shot placement decisions.

Why 640x512 Matters

4x More Pixels = 2x More Identification Range: Compared to 384x288 scopes at the same magnification, the 640x512 detector provides twice the pixels-on-target, enabling positive identification at 600m versus 300m for 384-resolution systems.

Superior Digital Zoom Headroom: The high native resolution supports 2x and 4x digital zoom while maintaining usable image quality - effectively extending optical magnification without the weight penalty of larger objective lenses.

Background Detail for Hunters: The additional pixels capture environmental context (vegetation type, terrain features, heat signatures of non-target animals) that experienced hunters use to judge range, wind, and target environment.

Applications

Professional Pest & Predator Control: Thermal scope operators managing feral hog, coyote, and fox populations benefit from the extended identification range and background detail when making split-second target/no-target decisions in low-light conditions.

Law Enforcement & Tactical: SWAT overwatch, perimeter security, and search-and-rescue operations where positive target identification at extended ranges is a matter of operational safety.

Precision Long-Range Hunting: The 640x512 resolution maintains target clarity during the critical seconds before shot release, enabling ethical harvest decisions at ranges where 384 scopes show only indistinct heat blobs.

Thermal Scopes and Sights Specifications

Key Specifications

Resolution
640
Pixel Pitch
12µm
NETD
≤35mk
Spectral Band
8-14µm
Focal Length
35mm
High Resolution
Thermal Sensitivity
Rugged Design
Fast Integration
Full Specifications

Specifications                                                                                                       

Infrared module

Image Sensor

UFPA (VOx)

Resolution

640×512

Pixel pitch

12µm

Frame rate

50Hz

NETD

≤35mk

Spectral range

8-14µm

Optical parameter

Focal length / Aperture

35mm; F1.0

Field of view

12.5°×10.0°

Focus Mode

Manual

Eye relief / Exit pupil

50mm / 6mm

Diopter

+5D to -5D

Detection Range

2.6km (vehicle)

Image Display

Screen

AMOLED, 0.39 inch

Resolution

1024×768

Eye relief

50mm

Exit pupil

6mm

Brightness Adjustment

Support

Color Palette

White Hot/Black Hot/Red Hot/Fusion/Golden Hot etc.

Digital Zoom

1×; 2×; 4×

Power supply

Battery type & number

2 Lithium batteries

Battery parameter

186503400mah

External power supply

DC 5V (USB Type-C)

Power Consumption

≤2.2W25℃

Battery Operating time

≥10h 25℃

Peripheral

Electronic comp ass

Support

Attitude sensor

Support

WIFI / Bluetooth

Support; 2.4G

GPS

Support (Optional)

Storage

Built-in EMMC (32GB)

General

 

Interface

USB (Type-C)

Protection level

IP67

Operating temperature

-30°C to +60°C

Max. Recoil

1200g/0.4ms

Weightwithout battery

≤600g

Dimension

245×60×90mm

 


Scenario-Based Content

  • Why 35mm + 640? | The Sweet Spot of Thermal Imaging

            Pairing a 640x512 sensor with a 35mm lens creates the ultimate hunting optic. You get the wide 12.5° Field of View needed to track moving sounders of hogs, PLUS enough pixel density to positively identify targets out to 800+ meters.

  • Built for the Stalk | Streamlined for the Brush

            Without the bulk of an external rangefinder, the ZV-TSR351 offers a classic, streamlined profile. It won't snag on branches as you move through dense cover, making it the ideal companion for active stalking.


FAQS

  • Q: Can I shoot long range without an LRF?

    • A: Yes. With the high-resolution 640 sensor, you can clearly see target details to judge distance visually.

  • Q: What is the benefit of 35mm over 50mm?

    • A: The 35mm lens gives you a 40% wider field of view compared to the 50mm model. This is critical when game is moving fast or when you are hunting in wooded areas under 200 meters.



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