Pentax PF-65ED II Spotting Scope
- Objective Lens Diameter: 65 mm
- Zoom Ratio: 3
- Field Of View: 1.7 Degrees
- Focus Type: Manual Focus
Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A large-objective manual-focus spotting scope for extended glassing sessions, with a small but strong 4.5 rating from early buyers.
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ASIN: B000MIISIQModel: 70966Category: Spotting Scopes
Overview
A 65mm objective lens anchors the Pentax 70966, a manual-focus spotting scope with a 1.7 degree field of view built for glassing distant terrain in low light.
A 65mm objective sits at the larger end for a spotting scope, aimed at gathering more light for longer sessions in dim conditions such as dawn or dusk hunts. Manual focus keeps the mechanism simple, with fewer moving parts to fail in the field compared to motorized alternatives.
- 65mm objective lens
- 1.7 degree field of view
- Manual focus system
- Pentax optics brand
Who it's for
Hunters and birders who spend long sessions glassing distant terrain get the most from the larger 65mm objective here, more than anyone wanting the fastest possible focus adjustment.
Pros and cons
- Large 65mm objective for low light
- Manual focus keeps mechanism simple
- Manual focus is slower than motorized options
Performance notes
The 65mm objective pulls in more light than smaller-aperture scopes, which matters most at the edges of daylight. A 1.7 degree field of view is typical for this class, narrow enough for detail at range while still letting you track a moving target.
Specifications
| Brand | Pentax |
|---|---|
| Model | 70966 |
| Dimensions & fit | |
| Objective Lens Diameter | 65 mm |
| Focal Length Description | 7.7 inches |
| Weight | 2.36 pounds |
| Exit Pupil Diameter | 2.6 inches |
| Construction & materials | |
| Coating | Fully Multi-Coated |
| Compatibility & installation | |
| Mount | Tripod Mount |
| Compatible Devices | Eyepieces, Tripod |
| Included components | |
| Unit Count | 1 |
| Other details | |
| Zoom Ratio | 3 |
| Field Of View | 1.7 Degrees |
| Focus Type | Manual Focus |
| Eye Piece Lens Description | Plössl or one of the other example_valid_values |
| Additional Features | ED Glass, Straight Through Viewing Design |
| Finderscope | Reflex |
Frequently asked questions
What size is the objective lens on the Pentax 70966?
It has a 65mm objective lens.
Is the Pentax 70966 spotting scope autofocus?
No, it uses manual focus.
What field of view does the Pentax 70966 offer?
1.7 degrees.