Pentax SMC DA* 300mm f/4 ED [IF] SDM - Review / Test Report - Sample Images & Verdict
Lens Reviews - Pentax

Samples Images

Here're some sample images (JPEGs) taken with the K5 and kindly provided by Klaus Bavendiek. Please note that RAW-converted images will be sharper.

Click on a thumbnail to view the original file (opens in a separate window). Please note that the originals are FULL SIZE samples (=several megabytes) thus requiring a significant amount of bandwidth so please take care of the limited resources here.

Make PENTAX
Model PENTAX K-5
ISO Speed 800
Focal Length 300.0mm
Aperture: f/5.6
Exposure 1/320s
Make PENTAX
Model PENTAX K-5
ISO Speed 640
Focal Length 300.0mm
Aperture: f/5.6
Exposure 1/400s
Make PENTAX
Model PENTAX K-5
ISO Speed 500
Focal Length 300.0mm
Aperture: f/5.6
Exposure 1/320s
Make PENTAX
Model PENTAX K-5
ISO Speed 100
Focal Length 300.0mm
Aperture: f/5.6
Exposure 1/320s
Make PENTAX
Model PENTAX K-5
ISO Speed 160
Focal Length 300.0mm
Aperture: f/5.6
Exposure 1/320s
Make PENTAX
Model PENTAX K-5
ISO Speed 100
Focal Length 300.0mm
Aperture: f/5.0
Exposure 1/250s

Verdict

The Pentax SMC DA* 300mm f/4 ED [IF] SDM is highly desirable lens for sports and wildlife photographers. The performance is generally impressive but you expect no less from a professional grade DA* lens. In terms of resolution and contrast the lens is able to produce very good results straight from the max. aperture setting. The level of distortions is negligible and vignetting and lateral chromatic aberrations (CAs) are not field-relevant either. The quality of the bokeh (out-of-focus blur) is very decent except for highlight outlining at f/4. The amount of bokeh fringing is very well controlled.

The mechanical quality of the lens is absolutely exceptional thanks to high quality materials and seals against dust and moisture. The new ultrasonic AF drive (SDM) works like a breeze - it's both fast and almost silent. A quite obvious choice for both enthusiasts as well as professional photographers in Pentax land.

Optical Quality: to    
Mechanical Quality:
Price/Performance:
      
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