The DT-ONX4 is engineered not just to see in the dark, but to maximize every available photon. Its specifications converge on a single goal: delivering a clear, bright image under extreme low-light conditions where other lenses fail. As a high-performance Coated Lens for Enhanced Light Transmission, the core of its performance lies in its multi-layer ultra-broadband blue coating. This is not a standard treatment; it's a critical technology that minimizes light reflection and maximizes transmission across the visible and near-infrared spectrum.
This means more ambient light passes through the lens to the image intensifier, directly increasing image brightness and contrast without requiring more external illumination. This Coated Lens for Enhanced Light Transmission works in synergy with its exceptionally wide F1.45 aperture. The large aperture allows it to gather a significant volume of light, while the advanced coating ensures that this gathered light is efficiently delivered to the sensor with minimal loss. The result is a visibly superior image in near-total darkness.
The 4X magnification paired with a narrow 5-10° field of view reveals its purpose: detailed, long-range observation rather than wide-area scanning. It trades breadth for the ability to identify distant targets clearly. Furthermore, the Coated Lens for Enhanced Light Transmission's rugged build, shock resistance and operating range-indicates it is built for field reliability, not just laboratory performance, ensuring consistent operation in demanding environments.
|
MODEL |
DT-ONX3 |
DT-ONX4 |
DT-ONX5 |
|
FOV(°) |
12-15 |
5-10 |
4-8 |
|
Optical dynameter |
3X Ф42 FL=50 |
4X Ф55 FL=70 |
5X Ф65 FL=90 |
|
relative illumination |
95% |
95% |
95% |
|
Optical aperture (objective) |
F1.3 |
F1.4 |
F1.4/2.8 |
|
Optical MTF |
150LP/mm |
150LP/mm |
150LP/mm |
|
Optical distortion |
0.5%Max |
0.5%Max |
0.5%Max |
|
Focusing range |
5M-ꝏ |
10M-ꝏ |
15M-ꝏ |
|
Focusing mode |
manual operation |
manual operation |
manual operation |
|
Material |
High strength aviation aluminum |
||
|
shock strength |
>1000G |
>1000G |
>1000G |
|
Operating Temperature (℃) |
-50--+80℃ |
-50--+80℃ |
-50--+80℃ |
|
Relative Humidity |
5%-95% |
5%-95% |
5%-95% |
|
Waterproof |
IP65/IP67 |
IP65/IP67 |
IP65/IP67 |
|
Dimensions(mm) |
85x62x42 |
110x72x58 |
138x82x68 |
|
Weight (no battery) |
1299 |
214g |
330g |
Designed to excel in extreme low-light tactical and outdoor scenarios, the DT-ONX4 Coated Lens for Enhanced Light Transmission combines advanced coating technology, optimal light-gathering capability, and rugged durability. It ensures that every photon is utilized efficiently, delivering clear, bright imagery that empowers users to perform with confidence in conditions where other lenses fall short.
FAQ
Q: Is the DT-ONX4 waterproof?
A: Yes, it's designed with IP67 waterproof.
Q: What kind of battery does it use?
A: It supports a standard CR123A lithium battery, which is easy to replace in the field.
Q: Can I use it for outdoor tactical missions?
A: Absolutely. Its high shock resistance and rugged build are specifically optimized for tactical and field use.
Q: Is it compatible with standard helmet mounts?
A: Yes, it features a universal interface that works with most tactical helmet mounting systems.
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