Category Archives: Third party lenses

Rokinon 20mm f/1.8 ED AS UMC lens for Pentax K mount now available for pre-order

The new Rokinon 20mm f/1.8 ED AS UMC lens for Pentax K is now listed for pre-order at B&H. Lens key features:

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Petition: we want full-frame Carl Zeiss lenses for Pentax K-mount

Somebody started a petition on change.org requesting Zeiss to start making full frame lenses for Pentax K mount. Few months ago Zeiss confirmed that they have no plans to start producing lenses for K mount.

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Update on the advisory about Sigma lenses scratching the Pentax K-70 camera

Sigma released a new update on the recent advisory about Sigma lenses scratching the Pentax K-70 camera:

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New advisory: some Sigma lenses could also scratch the Pentax K-70 camera

Today Sigma issued a new advisory that some of their lenses for Pentax K mount could leave a “small scratch” when attached to the new Pentax K-70 camera. Similar issue was also reported with the K-1 camera. Here is the full press text with the list of lenses:

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New: Samyang 20mm f/1.8 ED AS UMC full frame lens for Pentax K mount

Samyang announced a new 20mm f/1.8 ED AS UMC full frame lens for Pentax K mount. The US pricing is not yet announced, in Europe the suggested retail prices are EUR 499 for 20mm f/1.8 photo version and EUR 549 for 20mm T1.9 cine lens. Additional information on the new lens can be found here.

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Sigma 18-300mm f/3.5-6.3 DC Macro HSM C Pentax lens reviewed at DxOMark

DxOMark published their test results for the Sigma 18-300mm f/3.5-6.3 DC Macro HSM C Pentax mount lens ($499). Their conclusion:

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Laowa Zero-D 12mm f/2.8 distortion-free lens to be available for Pentax K-mount

Back in February I reported about a new Laowa Zero-D 12mm f/2.8 distortion-free lens. Similar to previous Laowa lenses, the new 12mm will also be available for Pentax K mount. Here again are the lens specification:

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