
Pentax 61813 UD 9x21 Compact Binoculars - Navy Green
Compact and Lightweight Binoculars for Clear Viewing Explore the world with the Pentax UD 9x21 Binoculars. Featuring a compact and lightweight design, these binoculars are perfect for travel, concerts, sports events, and nature observation. Enjoy a bright and clear field of view with fully multi-...
*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.
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Overview
Compact and Lightweight Binoculars for Clear Viewing
Explore the world with the Pentax UD 9x21 Binoculars. Featuring a compact and lightweight design, these binoculars are perfect for travel, concerts, sports events, and nature observation. Enjoy a bright and clear field of view with fully multi-coated optics and 9x magnification.
Specifications:
- Brand: Pentax
- Model: 61813
- Magnification: 9x
- Objective Lens Diameter: 21mm
- Optics: Fully Multi-Coated
- Prism Type: Roof Prism
- Weight: Approximately 195 grams
- Color: Navy Green
- Ideal for: Concerts, Sports, Travelling
Key Features
Optical zoom: 9.0 multiplier_x
Product Type: BINOCULAR
Brand: Pentax
Color: Green
Size: 9x21
Specifications
Pros & Cons
👍 Pros
- The compact 9x21 size of these Pentax binoculars makes them highly portable for outdoor activities.
- Enjoy a clear and magnified view with the fixed 9.0x optical zoom for distant observations.
- Their navy green color provides a distinctive aesthetic for those who prefer specific gear hues.
- The 9x21 configuration offers a balance of magnification and light gathering suitable for daytime use.
- These binoculars are identifiable by the trusted Pentax brand, known for optical equipment.
👎 Cons
- The 9x optical zoom is fixed, which means you cannot adjust the magnification level for varied viewing distances.
- A 21mm objective lens might gather less light in dim conditions compared to binoculars with larger objective lenses.
- The product's specific features do not mention any weatherproofing, which could be a consideration for outdoor use.
- Details on the field of view or eye relief are not provided, which might impact comfort for spectacle wearers.
- The navy green color, while distinctive, may not appeal to all users or blend with all outdoor gear setups.