
New Arrival- 120 GIANT BINO STRAIGHT
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120 GIANT BINO STRAIGHT
The SKY ROVER Banner Cloud 120 GIANT BINO (Straight Version) is the latest addition to SKY ROVER’s premium line of large binocular. With the launch of the straight configuration, the GIANT BINO series now offers three distinct models: straight, 45°, 90° — meeting the diverse needs of various observing experiences.
The SRBC 120 GIANT BINO Straight Version features a Porro Type II prism system, delivering a generous 40mm exit pupil aperture at the eyepiece end. This ensures full light transmission compatibility with all types of 2-inch eyepieces. The composite Porro II prism design provides exceptional structural stability and shock resistance, while significantly reducing stray light, resulting in enhanced image clarity and brightness.
Equipped with a dual independent helical focusing system supporting standard 2-inch eyepiece interfaces, the 120 GIANT BINO allows users to swap eyepieces across different focal lengths or use an adapter to fit 1.25-inch eyepieces — easily achieving a wide range of magnifications and visual styles with a single instrument.
Each giant binoculars comes standard with a pair of UF30mm eyepieces, delivering 22x and a stunning 72° apparent field of view. This configuration offers an exit pupil of approximately 5.5mm and a true field of view of about 3.27° (distortion-corrected), ensuring a bright, immersive, and comfortable viewing experience. With an eye relief of 22mm, the UF30 eyepieces provide a full field of view even when wearing glasses.
The entire optical body (excluding eyepieces) is IPX7 waterproof, making it fully capable of withstanding harsh weather conditions in the field — ready for any adventure, rain or shine. The objective lens caps have been newly upgraded with soft, durable rubber covers featuring integrated lanyard holes for convenience and reliability.
Additionally, each unit is shipped with a dedicated SKY ROVER hard case designed for the GIANT BINO series, which includes a U-MOUNT storage slot (also suitable for other accessories), ensuring safe transport and easy organization.
Whether you're venturing into deep-sky observation or focusing on wildlife from hundreds of meters away, the SKY ROVER 120 GIANT BINO delivers an immersive, boundary-breaking observational experience — bringing the universe closer than ever before.
Official Accessories

Product Details
Large diameter
Featuring a 120mm achromatic objective, this instrument provides outstanding light-gathering performance and produces bright, high-resolution visuals.
Large prism
Incorporating a Porro Type II composite prism assembly, the system supports an exit beam aperture of up to 40mm, ensuring superior light throughput.
Dual independent 2-inch helical focusers
IPX7 Waterproof
Rated IPX7 waterproof, the optical tube (excluding eyepieces) can withstand immersion in 1 meter of water for 30 minutes without any harmful effects. Additionally, it features excellent shock resistance for reliable durability in rugged conditions.
Multi-position base
The eight M8 threaded holes on the optical tube serve as central mount attachment points, while the base width conforms to the LOSMANDY mounting standard.
Multi-functional handle
Application

Specifications
Model:SRBC 120mm GIANT BINO Straight Version |
Diameter: 120mm |
Focal length: 660mm |
Optics: doublet elements, air-spaced achromatic |
Body: Magnesium-aluminum alloy body |
Eyepiece interface: 2-inch, compatible with 1.25-inch eyepieces via the included 2''–1.25'' adapter. |
Eyepiece locking: coaxial screw locking |
Focusing mode: helical dual independent eyepiece focusing |
IPD (Interpupillary Distance): 62–76mm |
Base: 3/8 screw hole and 1/4-20 inches screw hole |
Size: about 710x340x200mm (length x width x height) |
N.W: about 16kg |
Standard Package Includes: 1× Binocular, 2× UF30mm eyepieces, 1× 2'' -1.25'' adapter |
Basic Structures

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