6×21 & 8×21 Roof Prism Binoculars YUTR6211
The 6×21 and 8×21 binocular series offers ultra-compact performance in a rugged, lightweight frame, making them the perfect fit for eco-travelers, educational programs, and corporate promotional campaigns. Built with fully coated optical glass lenses, a semi-aromatic thermoplastic body, and individual eyepiece focusing, they deliver crisp clarity, a wide field of view, and comfortable eye relief—even for eyeglass wearers. With a titanium-coated finish and ergonomic rubber armor, these models blend form, function, and branding potential.
OVERVIEW
Key Advantages and Features
- Tailored Visual Experience: Choose between 6x magnification for a wide 158m FOV or 8x magnification for a tighter 122m FOV—both with crisp, individually adjustable focus.
- High-Grade Optics: Features optical glass lenses and prisms, fully coated for enhanced brightness, contrast, and resolution (resolving power: 13″).
- Compact and Lightweight: Designed with semi-aromatic thermoplastic, these binoculars are both durable and featherlight—perfect for youth and travel use.
- Comfortable for All Users: Adjustable eye pupil range of 32–73mm, with -4 to +8 diopter focusing and up to 12.5mm eye relief.
- Brand-Ready Aesthetic: Sleek titanium-painted surface with rubberized armor provides premium feel and ample branding space.
Customizable for Your Brand
Logo and firmware customization available
OEM/ODM support with low MOQ
Custom language interface and startup screens
Customization Options
- Logo Branding: Custom laser engraving or pad printing available on titanium-coated surface.
- Packaging: Gift boxes and inserts customizable to reflect your brand campaign.
- MOQ: Available in flexible bulk order quantities, ideal for events and giveaways.
Parameters
| Product Code | YUTR6211 | YUTR8211 |
| Type | 6×21 | 8×21 |
| Body Style | Semi-aromatic thermoplastic body | Semi-aromatic thermoplastic body |
| Power | 6x ± 5% | 8x ± 5% |
| Objective Diameter | Φ21mm ± 1mm | Φ21mm ± 1mm |
| Field Angle | 8.2° ± 5% | 7.3° ± 5% |
| Field of View (at 1000m/yds) | 158m / 474ft | 122m / 384ft |
| Exit Pupil Diameter | Φ3.5mm ± 10% | Φ2.6mm ± 10% |
| Near Focus | 5m | 5m |
| Eye Relief | 12.5mm | 10.5mm |
| Relative Brightness | 12.25 | 6.9 |
| Optical Configuration | Objective Lens: 2E1G, Ocular Lens: 3E2G | Objective Lens: 2E1G, Ocular Lens: 3E2G |
| Prism Type | Roof | Roof |
| Optical Material | All lenses and prisms are made of optical glass | All lenses and prisms are made of optical glass |
| Coating Condition | All lenses – Fully coated | All lenses – Fully coated |
| Surface Treatment | Titanium paint & rubber | Titanium paint & rubber |
| Resolving Power | 13″ | 13″ |
| Focusing System | Individual eyepiece focus | Individual eyepiece focus |
| Focusing Adjustment | -4 to +8 diopter | -4 to +8 diopter |
| Ocular Adjustment | -4 to +4 diopter | -4 to +4 diopter |
| Adjustable Eye Pupil | 32–73mm | 32–73mm |
Contact Us for Customization
Ready to equip your brand with stylish, eco-smart binoculars your clients will actually use?
Contact us now for samples, pricing tiers, and custom branding solutions!
