SMC Pentax-F 35-70mm f/3.5-4.5 Lens Review

John Riley reviews the super versatile Pentax F 35-70mm zoom lens from the late 1980s. Easily purchased for very little expense, can this film zoom hold its own on digital sensors? John rigorously tests the lens to find out.

Posted 30/03/2026 - Reviews

SMC Pentax-DA 18-135mm f/3.5-5.6 Review - The Ultimate Walkaround Revisted For 2026

With over 15 years in continuous production, John Riley revisits this versatile Pentax all-in-one walkaround solution. Does the Pentax 18-135mm match up to modern expectations? With sample photos, MTF & CA charts along with further reflection John provides the answers.

Posted 06/03/2026 - Reviews

Pentax APS-C DSLRs Compared

The potential for a DSLR revival could just be around the corner as some photographers seek more of a photographic experience over Mirrorless. John Riley compares the latter premium APS-C models released - Pentax K-3 III, Pentax K-3 II, Pentax K-3 and Pentax KP.

Posted 18/12/2025 - Articles

Gloomy morning walk

Started by maranatha - view the latest comment posted by Lubbyman on the 14/11/2026 - 22:39

Dockside details.

Started by Graham_A_E - view the latest comment posted by RAJHANS on the 14/11/2026 - 13:34

Martinsell Hill - Marlborough, Wiltshire

Started by WiltshireBorn - view the latest comment posted by davidwozhere on the 13/11/2026 - 23:30

Pentax Battery Production

Started by Simonmac - view the latest comment posted by Simonmac on the 14/11/2026 - 14:48

Walk in the Park.

Started by loadoftripe - view the latest comment posted by loadoftripe on the 12/11/2026 - 16:58

Mirror moments

Started by LennyBloke - view the latest comment posted by smc on the 12/11/2026 - 17:01

Wanted sigma ex dg 100-300 f4

Started by reso - view the latest comment posted by reso on the 11/11/2026 - 14:02

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Popular Reviews & Features

Reviews|Features & Techniques

Pentax K-5 II DSLR Review

The Pentax K-5 II updates the Pentax K-5 - find out how it performs in our review by John Riley.

Posted 19/11/2012 - Reviews

Pentax A Series - The Arrival of the KA Mount

In our sequence of articles covering the different of series of Pentax cameras and lenses, John Riley turns his attention to the KA mount and A Series, that featured electronic contacts allowing for communication between camera and lens which opened up a new world of exposure control.

Posted 19/06/2024 - Articles

SMC Pentax-M 50mm f/1.4 Lens Review

Superfast 50mm M Series vintage lens from Pentax. John Riley reviews this easily adapted, widely available f/1.4 classic, sharing sample photos, MTF & CA performance charts along with his verdict of this standard length K mount lens.

Posted 23/10/2024 - Reviews

PENTAX 17 Film Camera Review

The PENTAX 17 is a 2024 compact film camera featuring vertical half-frame shooting, a fixed 25mm f/3.5 lens with zone focusing and is the first release from Pentax's Film Project. John Riley reviews this modern day take on film photography and provides sample photos along with his verdict.

Posted 18/01/2025 - Reviews

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