
Pentax 88045 Ultra Compact Binoculars
Compact and Portable: Pentax 8x21 Binoculars Experience exceptional portability with the Pentax 8x21 Binoculars. These ultra-compact, dual-hinge binoculars are perfect for on-the-go viewing. Featuring a large center focus dial and multi-coated lenses, they deliver clear and quick focusing on you...
*Price sourced from Amazon.com. Last updated:Jul 13, 2026.Price and availability are subject to change.
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Overview
Compact and Portable: Pentax 8x21 Binoculars
Experience exceptional portability with the Pentax 8x21 Binoculars. These ultra-compact, dual-hinge binoculars are perfect for on-the-go viewing. Featuring a large center focus dial and multi-coated lenses, they deliver clear and quick focusing on your subject.
Detailed Specifications:
- Magnification: 8x
- Objective Lens Diameter: 21mm
Key Features
Ultra Compact, Dual-hinge Design For Exceptional Portability
Multi-coating On Lens Optics & Prism Help Minimize Light Flare & Image Ghosting
Right Eyepiece Diopter Ring Adjusts To 5 Optical Degrees To Perfectly Tailor Focus To Individual Viewer
Large Center-focus Dial Quickly Set Focus
Includes Strap, Case & Lens Cloth
Specifications
Pros & Cons
👍 Pros
- Features an ultra-compact, dual-hinge design, making it exceptionally portable and easy to carry.
- Multi-coating on both lens optics and prism helps to minimize light flare and image ghosting, improving clarity.
- The right eyepiece diopter ring adjusts to 5 optical degrees, allowing for precise focus tailored to individual viewers.
- Equipped with a large center-focus dial, enabling quick and easy focus adjustments on subjects.
- Includes essential accessories: a strap, case, and lens cloth, adding value and convenience for carrying and maintenance.
👎 Cons
- Specific magnification and objective lens diameter (e.g., 8x25 or 10x32) are not provided, which are key performance indicators for binoculars.
- The field of view and eye relief are not specified, which are important for comfort and the breadth of visible area.
- Details on water resistance or fog proofing are absent, limiting knowledge about its durability in various outdoor conditions.
- The type of prism (e.g., BaK-4, BK7) is not mentioned, which can affect image brightness and sharpness.
- The minimum focus distance is not listed, which might be a consideration for close-up viewing of objects.