Pentax HD DA 55-300mm f/4.5-6.3 ED PLM WR RE Zoom Lens
The Pentax 55-300mm f/4.5-6.3 ED PLM WR RE is a 55–300mm f/6.3 lens designed for Pentax K mount cameras. Used copies start from $264.18 on GearFocus, with buyer protection on every purchase.

Pentax HD DA 55-300mm f/4.5-6.3 ED PLM WR RE Zoom Lens
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Lens Overview — Pentax 55-300mm f/4.5-6.3 ED PLM WR RE
Key Features — Pentax 55-300mm f/4.5-6.3 ED PLM WR RE
55-300mm Telephoto Zoom: Covers a broad focal length range suited to wildlife, sports, and distant landscapes from a single lens.
PLM Autofocus Motor: Pulse motor-driven autofocus delivers fast, quiet, and precise focusing well-suited to tracking moving subjects.
ED Glass Element: Extra-low dispersion glass reduces chromatic aberration, helping maintain sharpness and color accuracy across the zoom range.
HD Lens Coating: High-Definition multi-layer coating minimizes flare and ghosting for improved contrast in backlit or high-contrast scenes.
Weather-Resistant Construction: WR sealing protects against dust and moisture, allowing use in light rain or outdoor conditions typical of wildlife and nature shooting.
Retracting Barrel Design: The RE (Retractable) mechanism shortens the lens when not in use, making it more compact for transport and storage.
Lens Specifications — Pentax 55-300mm f/4.5-6.3 ED PLM WR RE
| Spec | Detail |
|---|---|
| Use Cases | Wildlife, Sports, Travel |
| Lens Type | Telephoto |
| Format | APS-C |
| Zoom/Prime | Zoom |
| Focal Length | 55–300mm |
| Maximum Aperture | f/6.3 |
| Camera System | DSLR |
| Lens Mount | Pentax K |
| Autofocus | Yes |
| Focus Type | Auto, Manual |
| Image Stabilization | None |
| Filter Thread | 58mm |
Description — Pentax 55-300mm f/4.5-6.3 ED PLM WR RE
The Pentax HD DA 55-300mm is a telephoto zoom lens covering 55mm to 300mm, designed exclusively for Pentax K-mount APS-C DSLR cameras. With a maximum aperture of f/4.5-6.3, it provides a practical range for capturing distant subjects across genres including wildlife, sports, and travel photography. The lens accepts 58mm filters, a convenient and cost-effective thread size for adding protection or creative effects.
At 471g, it strikes a balance between reach and portability, making it a viable choice for photographers who need telephoto flexibility without carrying heavy equipment. Both autofocus and manual focus are supported, allowing shooters to adapt quickly between different scenarios. It is worth noting that image stabilization is not included, so careful attention to shutter speed and shooting technique will be important, especially when using the lens at or near the 300mm end of its zoom range.
Pros — Pentax 55-300mm f/4.5-6.3 ED PLM WR RE
- ✓Broad 55-300mm telephoto zoom range for versatile reach from a single lens
- ✓Pentax K mount ensures direct compatibility with Pentax K-mount APS-C DSLRs
- ✓Accepts common 58mm filter thread size, keeping filter costs accessible
Cons — Pentax 55-300mm f/4.5-6.3 ED PLM WR RE
- ✗No image stabilization, which can be a challenge at longer focal lengths or in lower light
- ✗Maximum aperture of f/6.3 at the telephoto end limits light-gathering capability
- ✗APS-C-only format means it is not compatible with full-frame camera bodies






