Opticron 8x32 Oregon 4 PC Oasis Binoculars

BH #OP8X32O4PCO • MFR #30765
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Opticron 8x32 Oregon 4 PC Oasis Binoculars
Key Features
  • Phase-Corrected BAK4 Roof Prism
  • Anti-Reflection Multicoated Optics
  • Wide & Immersive Field of View
  • Comfortable Eye Relief and Exit Pupil
Straddling the fine line between compact and full-sized, the Opticron 8x32 Oregon 4 PC Oasis Binoculars are designed for power, performance, and portability. The phase-corrected, dielectric-coated BAK roof prisms and broadband anti-reflection fully multicoated optics work together to help boost their light-gathering abilities and push the limits of their use as light fades while delivering bright and clear high-contrast views with true-to-life color across their wide field of view. If the weather takes a turn, have no fear—the strong & lightweight chassis is nitrogen-filled and O-ring sealed to be dust, water, and fogproof, so they'll shake off a tumble into a puddle better than you.
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$175.00
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Opticron Oregon 4 PC Oasis 8x32 Overview

From Manufacturer

Straddling the fine line between compact and full-sized, the Opticron 8x32 Oregon 4 PC Oasis Binoculars are designed for power, performance, and portability. The phase-corrected, dielectric-coated BAK roof prisms and broadband anti-reflection fully multicoated optics work together to help boost their light-gathering abilities and push the limits of their use as light fades while delivering bright and clear high-contrast views with true-to-life color across their wide field of view. If the weather takes a turn, have no fear—the strong & lightweight chassis is nitrogen-filled and O-ring sealed to be dust, water, and fogproof, so they'll shake off a tumble into a puddle better than you.

Optical Performance
  • Moderate magnification brings objects in close for detailed observation while preserving wide exit pupil and long eye relief
  • Objective lenses perform close to a full-sized model with the portability of a compact model
  • Compact roof prisms help to produce a thinner housing without compromising performance
  • BAK4 prisms deliver a round exit pupil and a crisp and clear image with limited edge distortion
  • Phase correcting prism coatings improve contrast and clarity
  • Oasis-C+ prism coatings reduce internal light loss for clearer views
  • Anti-reflection fully multicoated optics improve light transmission, color rendition, and contrast
  • Wide field of view minimizes the distracting hand shake that is often associated with holding high power optics while providing an immersive experience
  • 423' field of view at 1000 yards
Use and Handling
  • Closed bridge configuration provides a solid and stable platform for the internal focusing mechanism
  • Large slip-resistant center focus wheel is easy to manipulate in cold and wet weather, or when wearing gloves
  • Right-eye dioptric correction ensures tack-sharp views, even if your eyes aren't perfect
  • Three-position twist-up rubber eyecups for comfortable use with or without eyewear
  • 1/4"-20 mounting socket allows the binocular to be mounted on a tripod using an optional adapter for hands-free, fatigue-free, and vibration-free use
  • Exceptional eye relief provides a generous eye box that reduces eye strain and increases viewing comfort
  • Wide exit pupil will cover pupils as they open and fully dilate in low and fading light to keep the whole scene in your view
Construction Details
  • Compact form factor is less than 4 1/2" long to easily fit in most pockets, packs, and purses
  • Combination of aluminum and polycarbonate used in the construction reduces weight without sacrificing strength
  • Nitrogen-filled to be resistant to internal fogging when moving through extreme changes in weather and environmental conditions
  • O-ring sealed to be waterproof
  • Black armor provides a slip-resistant grip
  • Textured palm pads improve grip in cold and wet conditions
  • One-piece eyepiece rainguard and tethered objective caps ensure they won't get lost
  • Includes carrying case and neck strap

Opticron Oregon 4 PC Oasis 8x32 Specs

Key Specs
Prism Type
Roof (BAK4)
Magnification
8x
Objective Lens Diameter
32 mm
Angle of View
8.1° (Actual)
65° (Apparent)
Field of View
423' @ 1000 yd / 140.4 m @ 1000 m
Exit Pupil Diameter
4 mm
Prism Type
Roof (BAK4)
Performance
Magnification
8x
Objective Lens Diameter
32 mm
Angle of View
8.1° (Actual)
65° (Apparent)
Field of View
423' @ 1000 yd / 140.4 m @ 1000 m
Minimum Focus Distance
5.9' / 1.8 m
Exit Pupil Diameter
4 mm
Eye Relief
15 mm
Interpupillary Adjustment
58 to 74 mm / 2.3 to 2.9"
Diopter Adjustment
Yes
Focus Type
Center
Features
Fogproof
Yes: Nitrogen Filled
Environmental Resistance
Water-Resistant (Unrated)
General
Dimensions
4.6 x 4.3 x 1.7" / 11.6 x 10.9 x 4.3 cm
Weight
17.5 oz / 497 g
Packaging Info
Package Weight
1.66 lb
Box Dimensions (LxWxH)
8.1 x 6.8 x 2.9"

Opticron Oregon 4 PC Oasis 8x32 Reviews

Hidden gem!

By Marcia
Rated 5 out of 5
Date: 2025-10-10

re Oregon 4 PC Oasis 8x32: The Oasis coating process is what puts these binoculars over the top as an excellent value. The roof prism surfaces which need to be mirrored are not coated with aluminum or silver. They are Oasis dielectric mirrors with extremely high reflectivity. The phase coating of the prisms is excellent and light phase shift (rainbow blurred edges) is not a problem so what you see through these binoculars will be razor sharp. Normally I would choose larger objectives but I wanted something in my collection which would be small and easy to carry. With these prism & fully multicoated lens treatments, 32mm diameter objectives are more than adequate for my purposes. 32÷8=4mm exit pupil which is the minimum I require as I wear glasses. These 8x32s are even surprisingly good in low light! At $139, these binoculars are an outstanding value. I highly recommend them if you are looking for something small in size but very high quality to tote around. They are heavy at 1.1lbs and feel solid in my hands which gives me confidence in them to last a long time.

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