• 5000M viewing range for distant observation
• Multi-layer FMC lens coating clarity
• 22mm large eyepiece for low-light viewing
• Durable metal frame with rubber protection

80x magnification power

BAK4 roof prism system

42mm objective lens diameter

258FT/1000YDS field view

Customers Love Our Product

Unleash Your Outdoor Potential with Advanced Optical Technology in ClosiObi Monocular Telescope

Experience professional-grade viewing with cutting-edge optics that bring distant subjects into stunning clarity for every outdoor adventure.

Superior 80x Magnification BAK4 Prism Optical System

The ClosiObi Monocular combines powerful 80x magnification with premium BAK4 prism technology, delivering sharp, bright images up to 5000 meters away. This professional-grade optical system ensures every detail is captured with exceptional clarity for hunting and wildlife observation.

Multi-Layer FMC Lens Coating for Crystal Clarity

Five-layer broadband coating technology on the ClosiObi Monocular eliminates light reflection and maximizes light transmission. This advanced FMC coating produces vibrant, true-to-life colors with superior contrast, ensuring stunning image quality even in challenging lighting conditions during your outdoor adventures.

Large 22mm Eyepiece for Enhanced Low-Light Performance

The oversized 22mm eyepiece of the ClosiObi Monocular gathers maximum light for remarkable performance during dawn, dusk, and low-light conditions. Experience enhanced brightness, color saturation, and detail resolution that brings your outdoor observations to life with professional-level clarity.

Universal Phone Adapter for Instant Photo Documentation

The included phone adapter transforms your ClosiObi Monocular into a powerful telephoto lens for your smartphone. Capture and share breathtaking wildlife moments, distant landscapes, and sporting events with ease, fitting phones 5.8-8.5cm wide for versatile documentation of your adventures.

Recommended by Specialists

"As an outdoor equipment specialist, I highly recommend the ClosiObi Monocular for serious adventurers. Its combination of 80x magnification, BAK4 prism clarity, and waterproof durability delivers professional-grade performance at an accessible price point. The compact, foldable design makes it ideal for backpackers and hunters who demand reliability without compromising on optical quality."

Transform Your Outdoor Experience with Unmatched Versatility and Performance in ClosiObi Monocular Telescope

Ultra-Portable Foldable Design
The ClosiObi Monocular's compact, foldable design fits easily in your pocket or backpack, weighing just ounces. Perfect for travelers, hikers, and adventurers who need powerful optics without bulk or weight compromising their mobility.

Professional-Grade Optical Clarity
BAK4 prism technology and multi-layer lens coating deliver exceptional image sharpness, brightness, and color accuracy. Experience professional-level viewing quality that reveals intricate details other monoculars miss at this price point.

All-Weather Waterproof Protection
IPX4 waterproof rating and moisture-proof construction ensure the ClosiObi Monocular performs reliably in rain, fog, and humid conditions. Adventure confidently knowing your telescope withstands harsh weather and challenging outdoor environments.

Versatile Multi-Purpose Functionality
From bird watching and wildlife observation to sporting events and concerts, the ClosiObi Monocular excels across diverse activities. The phone adapter extends functionality, letting you document and share memorable moments instantly.

Frequently Asked Questions

What is the actual effective viewing distance of the ClosiObi Monocular telescope?
The ClosiObi Monocular effectively views objects up to 5000 meters away in optimal conditions. Actual viewing distance depends on lighting, weather, and target size. Most users achieve excellent clarity for wildlife and landscapes between 1000-3000 meters under normal conditions.

Can the ClosiObi Monocular be used for stargazing and astronomy observation?
While the ClosiObi Monocular can view the moon and bright planets, it's optimized for terrestrial observation rather than deep-sky astronomy. The 80x magnification works well for lunar surface details and bright celestial objects, but dedicated astronomical telescopes offer better performance for stargazing.

Is the phone adapter compatible with all smartphone models and sizes?
The included phone adapter fits smartphones with widths between 5.8-8.5cm, covering most modern devices including iPhone and Android models. The adjustable clamp securely holds your phone while aligning the camera lens with the monocular eyepiece for perfect photo capture.

How does the ClosiObi Monocular perform in rainy or wet conditions?
The IPX4 waterproof rating means the ClosiObi Monocular withstands rain, splashes, and moisture effectively. The sealed design prevents water ingress during typical outdoor use. However, avoid complete submersion. The moisture-proof construction also prevents internal fogging in humid environments.

Does the 80x magnification cause image shake when handheld?
At 80x magnification, slight hand movements are naturally amplified. For steadiest viewing, brace your arms against a stable surface or use the optional tripod mount. Most users achieve satisfactory handheld viewing with practice, especially for brief observations during hiking or hunting.

Can I use the ClosiObi Monocular while wearing prescription eyeglasses?
Yes, the ClosiObi Monocular features adjustable eyepiece focusing that accommodates eyeglass wearers. You can either use it with glasses on by adjusting the eye relief, or remove glasses and adjust the focus to match your prescription for comfortable, clear viewing.

What's the difference between BAK4 prism and standard prisms in telescopes?
BAK4 prisms in the ClosiObi Monocular use superior optical glass that eliminates edge darkening and produces brighter, sharper images with better contrast. Standard BK7 prisms create slightly darker, less defined images. BAK4 delivers noticeably better quality, especially in low-light conditions.

Is a tripod necessary for using the ClosiObi Monocular effectively?
While not essential, a tripod significantly enhances stability for extended viewing sessions at 80x magnification. The ClosiObi Monocular includes a standard tripod mount for optional use. Handheld operation works well for quick observations, but tripod mounting reduces fatigue and improves image steadiness.

OUR GUARANTEE:
If you don’t have a positive experience for any reason, contact us any time and we will help you out.
✅ Safe and Secure SSL Checkout
✅ 100% Quality Inspection
✅ 24/7 Customer Service
✅ Real time tracking along the way
✅ No hidden fees