* Item pictured for illustrative purposes only, actual item not pictured. See ‘Notes’ next to grade for included items.
Pentax HD 55-300mm f/4-5.8 PENTAX-DA ED WR Autofocus APS-C Lens for K-Mount {58}
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$280.00
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KEH Certified™ pre-owned gear, expertly inspected†
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All rental gear is between Excellent and Like New Minus condition
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Standard accessories included
Pentax's APS-C telephoto workhorse with all-weather coverage.
The HD Pentax-DA 55-300mm f/4-5.8 ED WR gives Pentax APS-C shooters a telephoto range that translates to roughly 84-450mm equivalent reach, covering everything from compressed midrange portraits to distant wildlife. The ED glass elements keep chromatic aberration in check at the long end, where cheaper telephoto designs tend to fall apart. HD coating reduces flare and ghosting, keeping contrast where it belongs.
Weather resistance is the headline spec that matters most for outdoor use. The WR designation means this lens is sealed to pair with Pentax's own weather-resistant bodies, letting you shoot through rain, dust, and field conditions that would ground a non-sealed kit. The 58mm filter thread is a practical, affordable size for those adding circular polarizers or ND filters for outdoor work. For Pentax system shooters who already own that ecosystem, this lens fills the telephoto slot without requiring a second system or a bag full of compromises.
Who It's For
Bird and wildlife photographers shooting with a weather-sealed Pentax body get real utility from the WR sealing, since outdoor conditions rarely cooperate with gear schedules. Hikers and travel photographers benefit from the 55-300mm range in a single lens, reducing what they carry into the field. Sports and youth athletics shooters working sidelines can use the 300mm reach to pull in action from across a field. Portrait photographers who want subject separation at the 55-85mm end of the range get a usable starting focal length before zooming into longer compression.
Key Features
- 55-300mm range on APS-C translates to 84-450mm equivalent
- f/4-5.8 aperture widens at short end for portrait compression
- Weather-sealed WR design pairs with Pentax sealed bodies
- ED glass controls chromatic aberration at long focal lengths
- HD coating reduces flare and ghosting
- 58mm filter thread accepts standard circular polarizers and ND filters
- Pentax KAF3 mount for APS-C system compatibility
FAQ
- What's the actual focal length equivalent on a Pentax APS-C body?
- 55-300mm translates to roughly 84-450mm equivalent reach on APS-C, giving you midrange compression for portraits and serious telephoto for wildlife without a second system.
- Does this lens work with weather-sealed Pentax bodies?
- Yes, the WR designation means it's sealed to pair with Pentax weather-resistant bodies, so you can shoot through rain and dust without worrying about moisture getting inside.
- What's the filter thread size?
- 58mm, which is a common, affordable size for circular polarizers, ND filters, and protective glass.
- How does HD coating improve image quality?
- HD coating reduces flare and ghosting, keeping contrast punchy even when you're shooting into backlighting or haze at the long end.
- What about chromatic aberration at 300mm?
- The ED glass elements are there specifically to control it. Cheaper telephotos struggle at the long end, but this design keeps color fringing minimal where it shows up most.
- Is autofocus reliable on this lens?
- Yes, it has autofocus, which is essential for tracking wildlife and distant subjects. Pentax bodies handle the focus drive, so performance depends partly on your camera body.
| Specification | Value |
|---|---|
| Focal Length | 55-300mm |
| Max Aperture | f/4-5.8 |
| Mount | Pentax KAF3 |
| Filter Thread | 58mm |
This description was generated using AI based on KEH's internal product standards, product expertise, and knowing what customers care about most. While we strive for accuracy, details may vary by individual item.
| Brand Name | Pentax |
|---|---|
| Filter Size | 58mm |
| Focus Type | Autofocus (camera motor) |
| Lens Mount | Pentax KAF2 (SMC-DA, SMC-DFA) |
| Lens Type | Telephoto / Long |
| Max Focal Length | 300mm |
| Min Focal Length | 55mm |
Learn what to expect from each condition, cosmetically. Images are representative of each grade and may not show the exact item you receive. All equipment is guaranteed to work as intended, unless otherwise noted. We also occasionally offer items that fall .
Exceptions
- New
- New in box complete with manufacturer's USA warranty. Not previously owned or used.
- Like New
- Essentially new with no signs of use. “Open box.” In manufacturer's packaging with original accessories and instructions. 180-day warranty.
- As Is
- Non-functional or damaged. Equipment will not work. Usable for parts. Not covered under KEH warranty and non-returnable.
Like New Minus
Like New Minus
Barely used with virtually no traces of wear. Only the closest inspections will reveal slight use. Lens glass could contain light dust or debris. Excellent picture quality. Accessories usually not included, unless noted in listing. 180-day warranty.
Excellent Plus
Excellent Plus
Lightly used with limited signs of wear. Exceptionally nice but may have slight wear on finish visible. Lens glass could contain light dust or debris. Excellent picture quality. Accessories usually not included, unless noted in listing. 180-day warranty.
Excellent
Excellent
Noticeably used with average signs of wear. Shows moderate wear for the age of the item, with the possibility of blemishes and/or minimal dings. Lens glass may have average dust and zoom/focus ring tension may have slight looseness or tightness overall, but will not affect picture quality. Accessories usually not included, unless noted in listing. 180-day warranty.
Bargain
Bargain
Frequently used with above-average wear. May have dents, dings, or finish loss. Lens glass may have small scratches, dust, and blemishes, and zoom/focus ring tension may have moderate looseness or tightness overall, but should not affect picture quality. Accessories usually not included, unless noted in listing. 180-day warranty.
Ugly
Ugly
Heavily used with extensive visible wear. Equipment is rough, with multiple impressions in the finish, excessive finish loss and brassing. Glass will have marks, fungus and/or heavy/cloudy haze which could affect picture quality. Accessories usually not included, unless noted in listing. Not covered under KEH warranty.
