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Samyang 85mm f/1.4 Manual Focus Lens for Pentax

The Samyang Manual Focus Lens for Pentax is a 85mm f/1.4 lens designed for Pentax K mount cameras. Check GearFocus for current availability, with buyer protection on every purchase.

Samyang 85mm f/1.4 Manual Focus Lens for Pentax

Samyang 85mm f/1.4 Manual Focus Lens for Pentax

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Lens Overview — Samyang Manual Focus Lens for Pentax

The Samyang 85mm f/1.4 is a manual focus prime lens designed for Pentax K mount cameras, covering a full-frame image circle. Built for DSLR systems, it sits in the telephoto focal length range — a classic choice for portrait and close-up work where subject separation and a flattering perspective are priorities. With a maximum aperture of f/1.4, this lens is well-suited to shooting in lower light conditions and gives photographers meaningful control over depth of field.

The manual focus-only design means the lens appeals to shooters who are comfortable with precise focus control, whether using the optical viewfinder or live view magnification on their Pentax body. At 513g, it has a solid, substantial build without being unwieldy for handheld use. The 72mm filter thread is a common size that makes it easy to find compatible circular polarizers, ND filters, and other accessories.

Image stabilization is not present in this lens, so photographers will need to account for shutter speed when shooting handheld, particularly at wider apertures. The full-frame coverage means it can also be used on APS-C Pentax bodies with no vignetting concerns. This is a straightforward, dedicated prime that prioritizes optical performance and wide-aperture capability in a Pentax K mount package.

Key Features — Samyang Manual Focus Lens for Pentax

85mm f/1.4 Prime: A fixed telephoto focal length with a wide maximum aperture, well-suited to portrait, event, and available-light photography.

Pentax K Mount: Designed specifically for Pentax K mount DSLRs, ensuring full mechanical compatibility with the camera body.

Full-Frame Coverage: Covers a full-frame image circle, so it can be used on both full-frame and APS-C Pentax bodies without vignetting.

Manual Focus Only: No autofocus motor is included, making this lens best suited to photographers comfortable with manual focus techniques using the viewfinder or live view magnification.

f/1.4 Maximum Aperture: Allows shooting in low-light conditions and gives strong control over depth of field for subject separation.

72mm Filter Thread: A widely available filter size that makes it straightforward to find compatible polarizers, ND filters, and other accessories.

Lens Specifications — Samyang Manual Focus Lens for Pentax

Samyang Manual Focus Lens for Pentax full specifications
SpecDetail
Use CasesStudio
Lens TypePrime
FormatFull Frame
Zoom/PrimePrime
Focal Length85mm
Maximum Aperturef/1.4
Camera SystemDSLR
Lens MountPentax K
AutofocusNo
Focus TypeManual
Image StabilizationNone
Filter Thread72mm

Description — Samyang Manual Focus Lens for Pentax

The Samyang 85mm f/1.4 Manual Focus Lens for Pentax is a prime telephoto lens built around the Pentax K mount, designed for DSLR camera systems. Its f/1.4 maximum aperture makes it a capable performer when light is limited and gives photographers fine control over background separation. The lens provides full-frame coverage, so it pairs cleanly with any Pentax K mount body regardless of sensor size.

Focus is entirely manual, placing control directly in the photographer's hands — a workflow that suits deliberate, considered shooting styles. Weighing in at 513g, the lens balances substance with usability for handheld shooting sessions. A 72mm filter thread ensures compatibility with a wide selection of commonly available filter accessories. Image stabilization is not included, so shutter speed management is important when shooting without a tripod.

At a fixed 85mm focal length in the telephoto range, this lens is purpose-built for a specific field of view rather than versatility across focal lengths.

Pros — Samyang Manual Focus Lens for Pentax

  • ✓Wide maximum aperture of f/1.4 offers strong low-light capability and shallow depth-of-field control
  • ✓Full-frame coverage (lensFormat: Full Frame) means it works across both full-frame and APS-C Pentax DSLR bodies
  • ✓Prime construction at 85mm telephoto focal length offers a focused, purpose-built optical path

Cons — Samyang Manual Focus Lens for Pentax

  • ✗Manual focus only — no autofocus support, which may be limiting for action, sports, or candid shooting
  • ✗No image stabilization, requiring attention to shutter speed when shooting handheld
  • ✗Pentax K mount-only compatibility limits use to a single camera system

Videos — Samyang Manual Focus Lens for Pentax

Is the Samyang 85mm f/1.4 Lens Better than the Sony? — Fstoppers

Resources & Downloads — Samyang Manual Focus Lens for Pentax

Manuals & Guides

Frequently Asked Questions — Samyang Manual Focus Lens for Pentax

Does this lens autofocus on Pentax cameras?+
No. The Samyang 85mm f/1.4 for Pentax is a manual focus lens — autofocus is not supported. Shooters will need to focus manually on all compatible Pentax K mount bodies.
Is this lens compatible with APS-C Pentax DSLRs?+
Yes. The lens has a full-frame image circle, which means it covers both full-frame and APS-C Pentax DSLR sensor sizes without vignetting. It uses the Pentax K mount.
Does this lens have image stabilization?+
No, image stabilization is listed as None in the specifications. Photographers shooting handheld should factor in appropriate shutter speeds to avoid motion blur.
What filter size does this lens use?+
The Samyang 85mm f/1.4 has a 72mm filter thread, a common size with broad accessory availability for filters such as UV, circular polarizers, and neutral density types.
What type of lens is this — prime or zoom?+
This is a prime lens with a fixed 85mm focal length, sitting in the telephoto focal length range. There is no zoom capability.
How much does this lens weigh?+
The lens weighs 513g, making it a reasonably manageable option for a fast f/1.4 telephoto prime intended for Pentax DSLR use.

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