Eyeskey GL521 Handheld Low-light-level Night Vision Monocular

The GL521 night vision monocular is a well-designed and high-quality instrument for night vision. It features military-grade optical systems, leading second-generation night vision tubes, and high-quality 10x monocular night vision capabilities. With a sleek and stylish design, it offers bright and clear vision for nighttime observation, high fidelity in image detail reproduction, and provides users with accurate observation results during nighttime.

GL521 features an attractive design, user-friendly operation, and moderate weight. It adopts a new design structure that integrates the night vision device body with the power supply and switch devices. Its appearance is a unified cylindrical shape, effectively controlling the overall weight for convenient storage, placement, and handheld use.

The monocular night vision device utilizes an image intensifier as its core display component, enabling effective nighttime observation. It is equipped with a focusing system to ensure the clearest image visibility.

1、It features day and night observation capabilities, presenting images in green-gray scale.
2、With a focus adjustment function, the focus wheel allows for precise adjustment of the objective lens position.
3、To ensure comfortable use, the switch is designed in a circular shape.

Image Intensifier
The micro-light image intensifier utilized in the design exhibits high sensitivity, resolution, and signal-to-noise ratio. Coupled with optimized systems, it meets the performance requirements of night vision devices, ensuring clear imaging quality even under starlight conditions (1×10-3lx) to facilitate usage in low-light environments.

Lightweight Design
Utilizing high-strength, low-density polyetherimide materials reinforced with 20% carbon fiber, the design optimizes compression molding processes. Each component undergoes meticulous weight reduction design, considering factors such as processability and wall thickness selection. Mechanical parts employ lightweight alloys such as aluminum and magnesium, keeping the weight within 300g.

Ergonomic Design
Incorporating modern design and manufacturing techniques, the entire product is sculpted with curved streamlined contours, ensuring the monocular night vision device is aesthetically pleasing, ergonomically friendly, lightweight, and compact. The device is user-friendly with extended operational duration.