
Nikon Fieldscope 27x/40x/50x Wide Eyepiece for Birding
Elevate Your Viewing with Precision Optics Introducing the Nikon Fieldscope Eyepiece, a specialized accessory designed to amplify your viewing experience. This eyepiece boasts an extended angle field, enhancing observation and enabling seamless digiscoping when connected to compatible Nikon COOLP...
*Price sourced from Amazon.com. Last updated:Jun 27, 2026.Price and availability are subject to change.
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Overview
Elevate Your Viewing with Precision Optics
Introducing the Nikon Fieldscope Eyepiece, a specialized accessory designed to amplify your viewing experience. This eyepiece boasts an extended angle field, enhancing observation and enabling seamless digiscoping when connected to compatible Nikon COOLPIX and DSLR cameras via Fieldscope III, EDIII, ED82, and ED50 models.
Specifications:
- Compatibility: Nikon COOLPIX and DSLR cameras (with Fieldscope III, EDIII, ED82, ED50 for digiscoping)
- Magnification: * 24x (with Fieldscope III or EDIII)
- Angle Field (Real): * 3 degrees (with Fieldscope III or EDIII)
- Angle Field (Apparent): 64.3 degrees (all models)
- Perceived Linear Field at 1000m: * Approx. 31m (with Fieldscope III or EDIII)
- Exit Pupil: * 1.5mm (with Fieldscope III or EDIII)
- Relative Brightness: * 2.3 (with Fieldscope III or EDIII)
- Eye Relief: 17.8mm (all models)
- Weight: 180 g (0.06 Kilograms)
- Dimensions: 3.62" x 2.44" x 2.44"
- Coatings: Advanced Multi-Layer Surface Treatment
- Material: Rubber
- Color: Black
- Special Features: Long Eye Relief
- Specific Uses: Eye Observation
Key Features
Using the appropriate FSB series Digital Camera Bracket enables a COOLPIX digital camera to be attached to a Fieldscope
Vignetting may occur with some COOLPIX cameras but can be reduced by setting zoom to the wide-angle position
Rubber eyecup for eye observation is supplied
Eyepiece can be used with Fieldscope II series and ED78 series but cannot be attached to Fieldscope I series
Eyepiece can be used with EDG Fieldscopes via optional Fieldscope Eyepiece Mount Adapter EMA-1
Specifications
Pros & Cons
👍 Pros
- Offers multiple magnification options (27x/40x/50x) in a single wide eyepiece, providing versatility for various viewing distances.
- Designed for comfortable observation with an included rubber eyecup, enhancing the user experience during prolonged use.
- Can be adapted for digiscoping by attaching a COOLPIX digital camera using the appropriate FSB series Digital Camera Bracket.
- Compatible with Nikon Fieldscope II series and ED78 series, extending the usability of existing equipment.
- Also usable with EDG Fieldscopes when paired with the optional Fieldscope Eyepiece Mount Adapter EMA-1, broadening its compatibility.
👎 Cons
- Requires an appropriate FSB series Digital Camera Bracket to attach COOLPIX cameras for digiscoping, which is an additional purchase.
- Vignetting may occur with certain COOLPIX cameras during digiscoping, potentially requiring zoom adjustments to mitigate.
- Not compatible with the Fieldscope I series, limiting its use with older Nikon Fieldscope models.
- Requires an optional Fieldscope Eyepiece Mount Adapter EMA-1 for use with EDG Fieldscopes, adding to the overall cost.
- The eyepiece itself does not come with specific environmental protection features like waterproofing or fogproofing mentioned.