Pentax Smc DA* 50-135mm F/2.8 ED IF SDM
The Pentax Smc DA* 50-135mm F/2.8 ED IF SDM is a 50-135mm zoom lens designed for the PENTAX K mount. Manufactured by an unspecified manufacturer, it offers a maximum aperture of f/2.8, covering a 50-135mm focal range, weighs 685, accepts 67 filters. Pentax Smc DA* 50-135mm F/2.8 ED IF SDM is catalogued on lens-database.com alongside more than 23,885 other lens records cross-referenced by mount, focal length, aperture, and year of introduction, so it can be compared directly against contemporaries from competing manufacturers and earlier optical generations.
This lens record is part of the open public catalog at lens-database.com — a free, continuously updated database indexing 23,885+ photographic and cinematographic lenses with cross-referenced specifications. Data is aggregated from manufacturer datasheets and authoritative public sources, then normalized so lenses across vendors and eras can be compared on common terms. Released under CC BY 4.0, the specifications shown here may be quoted, cited, or reproduced with attribution to lens-database.com.
Last verified 2026-04-23. Source: manufacturer specifications.
- Mount
- PENTAX K
- Focal Length
- 50-135mm
- Max Aperture
- F/2.8
- Type
- Zoom
- Brand
- Unknown
What is the Pentax Smc DA* 50-135mm F/2.8 ED IF SDM?
The Pentax Smc DA* 50-135mm F/2.8 ED IF SDM is a 50-135mm zoom lens for the PENTAX K mount with a maximum aperture of f/2.8. Full specifications and source attribution are available at lens-database.com.
What mount does the Pentax Smc DA* 50-135mm F/2.8 ED IF SDM use?
The Pentax Smc DA* 50-135mm F/2.8 ED IF SDM uses the PENTAX K mount. Lens-database.com indexes every lens currently catalogued for this mount at https://lens-database.com/mount/pentax-k.
What is the maximum aperture of the Pentax Smc DA* 50-135mm F/2.8 ED IF SDM?
The Pentax Smc DA* 50-135mm F/2.8 ED IF SDM has a maximum aperture of f/2.8, a standard pro-grade aperture. Aperture is one of the cross-referenced fields used by lens-database.com to compare equivalent optics across mounts and eras.
Where can I find specifications for the Pentax Smc DA* 50-135mm F/2.8 ED IF SDM?
Full specifications, original source links, and family variants are listed at https://lens-database.com/lens/96000-pentax-smc-da-50-135mm-f28-ed-if-sdm. Data is aggregated from manufacturer sources and updated continuously.
Pentax K-mount SMC DA* zoom lens with a constant f/2.8 aperture from 50–135mm. Designed for general telephoto shooting such as portraits and low-light work.
Last verified: 2026-04-23