Pentax announces three fast primes for K-mount: 31mm f/1.8, 43mm f/1.9, and 77mm f/1.8

Feb 25, 2021

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Dunja Djudjic is a multi-talented artist based in Novi Sad, Serbia. With 15 years of experience as a photographer, she specializes in capturing the beauty of nature, travel, and fine art. In addition to her photography, Dunja also expresses her creativity through writing, embroidery, and jewelry making.

Pentax announces three fast primes for K-mount: 31mm f/1.8, 43mm f/1.9, and 77mm f/1.8

Feb 25, 2021

Dunja Djudjic

Dunja Djudjic is a multi-talented artist based in Novi Sad, Serbia. With 15 years of experience as a photographer, she specializes in capturing the beauty of nature, travel, and fine art. In addition to her photography, Dunja also expresses her creativity through writing, embroidery, and jewelry making.

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Pentax has just announced three new lenses for its K-mount cameras. 77mm f/1.8, 31mm f/1.8, and 43mm f/1.9 are now available for preorders, they’re fast and pretty compact, so let’s jump straight in and see what they have to offer.

Pentax HD Pentax-FA 31mm f/1.8 Limited

The new 31mm f/1.8 is an AF lens made for full-frame Pentax K-mount cameras. of course, you can also use it APS-C models and get a 46.5mm equivalent focal length. It’s built from nine elements in seven groups, with a rounded nine-blade diaphragm.

Here are the full specs:

Focal Length 31mm
Maximum Aperture f/1.8
Minimum Aperture f/22
Lens Mount Pentax K
Format Compatibility Full-Frame
Angle of View 70°
Minimum Focus Distance 11.8″ / 30 cm
Maximum Magnification 0.16x
Optical Design 9 Elements in 7 Groups
Diaphragm Blades 9
Focus Type Autofocus
Image Stabilization No
Filter Size 58 mm (Front)
Dimensions (ø x L) 2.6 x 2.7″ / 65 x 69 mm
Weight 12 oz / 341 g

Pentax HD Pentax-FA 31mm f/1.8 Limited is ready for preorders at the price of $1,049.95. You can choose between two versions: black and silver.

Pentax HD Pentax-FA 43mm f/1.9 Limited

The Pentax 43mm f/1.9 is also designed for full-frame Pentax K-mount cameras. When you use it with APS-C cameras, it provides a 66mm equivalent focal length. It’s a nice, compact lens built from seven elements in six groups. It features an eight-blade rounded diaphragm, and it’s also an AF lens. Here are the specs:

Focal Length 43mm
Maximum Aperture f/1.9
Minimum Aperture f/22
Lens Mount Pentax K
Format Compatibility Full-Frame
Angle of View 53°
Minimum Focus Distance 17.7″ / 45 cm
Maximum Magnification 0.12x
Optical Design 7 Elements in 6 Groups
Diaphragm Blades 8, Rounded
Focus Type Autofocus
Image Stabilization No
Filter Size 49 mm (Rear)
Dimensions (ø x L) 2.5 x 1.1″ / 64 x 27 mm
Weight 5.5 oz / 155 g

You can preorder the Pentax HD Pentax-FA 43mm f/1.9 Limited in black and silver at the price of $599.95.

Pentax HD Pentax-FA 77mm f/1.8 Limited

Last but not least, there’s also the Pentax HD Pentax-FA 77mm f/1.8 Limited. It’s ideal for portraits on both full-frame and APS-C cameras, with a 115.5mm equivalent focal length on the latter. It’s built from seven elements in six groups and features a rounded nine-blade diaphragm for nice, smooth bokeh.

Check out the specs:

Focal Length 77mm
Maximum Aperture f/1.8
Minimum Aperture f/22
Lens Mount Pentax K
Format Compatibility Full-Frame
Angle of View 31.5°
Minimum Focus Distance 2.3′ / 70 cm
Maximum Magnification 0.14x
Optical Design 7 Elements in 6 Groups
Diaphragm Blades 9, Rounded
Focus Type Autofocus
Image Stabilization No
Filter Size 49 mm (Front)
Dimensions (ø x L) 2.5 x 1.9″ / 64 x 48 mm
Weight 9.5 oz / 270 g

Like the previous two lenses, the new Pentax 77mm f/1.8 is also available in black and silver. You can preorder it for $799.95.

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Dunja Djudjic

Dunja Djudjic

Dunja Djudjic is a multi-talented artist based in Novi Sad, Serbia. With 15 years of experience as a photographer, she specializes in capturing the beauty of nature, travel, and fine art. In addition to her photography, Dunja also expresses her creativity through writing, embroidery, and jewelry making.

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