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Pentax 8-16x21 U-Series UP Zoom Binoculars

- Aspherical Lens Elements
- BAK4 Porro Prisms
- Fully Multicoated Optics
- 8-16x Optical Zoom
- Compact & Lightweight Design
SKU: PTX-61961
Stock Status: IN STOCK
Ships Out Next Business Day
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The product is not stocked with us in the warehouse, but available for order from our suppliers. For these items, there is a short lead time before it gets sent out to you.

This product is currently neither stocked in our warehouse nor with our supplier. However, it is still available to be purchased and will be sent out to you once the item is back in stock on the specified date.

The number of days before your purchase leaves the warehouse.

Regular Price: $229.95

Sale Price $199.99

Retail Price $239.95


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Pentax is a leading optics manufacturer, better known for it's legacy in the film and digital camera industry. Lesser known to others, the Pentax Brand has a branch of high performance binoculars and premium spotting scopes, today, they are well known with birders, hunters, boaters and even astronomers. Pentax optics are carefully engineered under the care of manufacturers in Japan, where the headquarters is managed by the HOYA Corporation in Tokyo.

Versatility is key!
The Pentax 8-16x21 U-Series UP Binocular comes with an innovative zoom function that offers you convenience and versatility in a compact and lightweight pair of binoculars. It combines aspherical optical elements and BAK4 Porro prisms to deliver edge-to-edge image sharpness with a wide angle of view.The U-Series also comes with a unique dual-axis eye-distance adjustment system for extra accurate focusing. The optical elements are also fully multicoated to provide a high transmission of light. With an 8-16x range of magnification and 21mm objectives, you obtain a wide zooming range and a compact form factor. You can easily spot your targets with a 5┬░ angular field of view at 8x magnification and quickly zoom in on them with the optical zoom.

The Pentax 8-16x21 U-Series UP Binocular is small and lightweight at only 309grams, making this portable pair a favourite with travellers, hikers and nature observers! It also features a single piece frame that houses objectives, which allows for a synchronized interpupillary adjustment.

- Versatile zoom functionality
- High-refraction BaK4 glass prisms
- Multi-coated lens elements
- Portable, lightweight
- Center focus knob offers an easy focusing
- Interpupillary adjustment
- Diopter adjustment
- Eye lens caps, case, strap included

Product Code


Additional Info

Specifications No
Size Class Compact
Prism Type Porro
Prism Glass BaK-4
Focus Type Center Focus
Lens Coating Fully Multi-Coated
Exit Pupil (mm) 8x : 2.6mm / 16x : 1.3mm
Eye Relief (mm) 8x : 14mm / 16x : 11mm
Field of View (m@1000m) 8x : 86.65m / 16x : 51.79m
Field of View(ft@1000yards) 8x: 261ft / 16x : 156ft
Eyecups Not Provided


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Completely matches expectations. - Review by
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the binoculars completely matched my expectations. Good clear image. Followup from Ozscopes is impressive.
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Your Pentax Product is Under Australian Warranty From the date of original purchase, your Pentax® Product is warranted to be free of material and workmanship defects for 1 year. In the event of a defect under this warranty, we will, at our option, repair or replace the product, provided that you return the product with a dated proof of purchase receipt (bill of sale).

This warranty does not cover damages caused by misuse, improper handling, installation, collimation or maintenance performed or attempted by unauthorized service agencies. For Pentax Products purchased elsewhere, will NOT qualify for manufacturer's warranty from us, it must be returned to the place of purchase to resolve any issues.


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