The Pentax SMC DA 60-250mm f/4 ED [IF] SDM is a high-performance telephoto zoom lens designed for Pentax APS-C format DSLR cameras. It offers a constant f/4 aperture throughout its zoom range, making it ideal for sports, wildlife, and portrait photography.
Key Features:
- Optical Construction: 15 elements in 13 groups, including extra-low dispersion (ED) glass to minimize chromatic aberrations.
- Autofocus System: Features Supersonic Drive Motor (SDM) for smooth and silent autofocus, with Quick-Shift Focus for manual fine-tuning.
- Weather Resistance: AW (All-Weather) sealing protects against dust and moisture, ensuring durability in challenging environments.
- Internal Focusing (IF): The lens maintains its length while focusing, improving handling and balance.
- Super Multi-Coating (SMC) & Super Protect (SP) Coating: Reduces flare and ghosting while repelling water, dust, and grease.
- Rounded 9-Blade Diaphragm: Produces smooth and natural bokeh for artistic depth-of-field effects.
- Tripod Mount: Includes a removable tripod collar for better stability when shooting at longer focal lengths.
- Filter Compatibility: Accepts 67mm filters, with a deep lens hood for glare reduction.
This lens is a premium telephoto zoom, offering sharp optics, fast aperture, and professional-grade weather sealing, making it a great choice for action, wildlife, and portrait photographers.
Specifications for the Pentax SMC DA 60-250mm f/4 ED [IF] SDM:
| Specification |
Details |
| Focal Length |
60-250mm |
| Maximum Aperture |
f/4 (constant) |
| Minimum Aperture |
f/32 |
| Lens Mount |
Pentax KAF2 |
| Format Compatibility |
APS-C |
| Optical Construction |
15 elements in 13 groups |
| Special Elements |
Extra-low dispersion (ED) |
| Autofocus System |
Supersonic Drive Motor (SDM), Quick-Shift Focus |
| Focus Type |
Autofocus with manual override |
| Internal Focusing (IF) |
Yes |
| Minimum Focus Distance |
110 cm / 43.3 in |
| Maximum Magnification |
0.15x |
| Diaphragm Blades |
9, rounded |
| Image Stabilization |
None (relies on camera body stabilization) |
| Filter Thread |
67mm |
| Weather Resistance |
Yes (AW - All-Weather sealing) |
| Coating |
Super Multi-Coating (SMC), Super Protect (SP) |
| Field of View |
26.5° - 6.5° (Diagonal on APS-C) |
| Tripod Mount |
Yes (removable tripod collar) |
| Dimensions |
Approx. 81mm (Diameter) x 168mm (Length) |
| Weight |
Approx. 1040g / 36.7oz |
