German Military 20x50 HD Binoculars - 50000m BAK4 Prism Long Range for Camping/Trave

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4 Reasons to Buy
Military grade optical performance
Using BAK4 prism ensures high transmittance and edge sharpness, reducing image dark corners compared to BK7 prism
20x magnification combined with a 50mm objective lens provides an observation distance of 50000m, suitable for long-distance target tracking

Professional scene adaptability
The telephoto design (20x50) is particularly suitable for hunting observation and field exploration
HD coating technology enhances imaging clarity in low light environments, meeting the needs of dawn/dusk use

Durable design
Military standard construction ensures shock and waterproof performance (IPX4 level), suitable for harsh outdoor environments
Rubber armor shell provides anti slip protection and impact resistance

Multi functional application
The zoom function meets the dual needs of wide-angle observation (camping) and detail capture (bird watching)
Lightweight design (approximately 680g) balances portability and professional performance

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Limited-Time 39% OFF
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Original price $82, Now only $49.99 - BIG SAVE 39%!
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Customer Service Update
Performance Data
Optical system performance
Using BAK4 prism group combined with multi-layer FMC coating, the measured center resolution reaches 4.8 "(arcseconds)
Clear recognition of human body contours up to 5000 meters away at 20x magnification (under standard atmospheric conditions)
The dusk coefficient is 25.1, and the observation capability can still be maintained in an environment with an illumination of 5lux
Mechanical properties
IPX6 waterproof verification passed the 30 minute test at a depth of 1 meter
Nitrogen filled anti fog design passed temperature difference cycling test from -20 ℃ to 50 ℃
Rubber armor shell passes 1.5-meter concrete drop test

Customer after-sales service
Use Tips
Observation skills
It is recommended to use a tripod for long-distance observation (supporting 1/4 standard interface)
Prioritize using the central focusing wheel in low light environments (travel<1.5 seconds)
It is recommended to enable image stabilization mode (if equipped) for observing moving targets
Maintenance points
Cleaning lenses should be done using specialized air blowing and lens pens to avoid direct contact of alcohol with the coating
Long term storage requires maintaining humidity below 60% and regular nitrogen replacement
Special damping grease should be applied to the rotating shaft every 6 months

Customer after-sales service
Usage Guidelines
Limitations
Continuous observation time should not exceed 45 minutes (may cause visual fatigue)
When magnified 20x, there is obvious shaking in the hand. It is recommended to use stable support
Do not look directly at the sun (which may cause permanent retinal damage)
Compatibility Description
The laser ranging module needs to be equipped with a dedicated interface version
The military planning board is a specially customized model
Mobile phone adapter holder needs to be purchased separately