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Pentax 67 Soft 120mm F/3.5 Lens

The Pentax Soft 120mm F/3.5 is a 120mm f/3.5 lens designed for Pentax 67 mount cameras. Used copies start from $150 on GearFocus, with buyer protection on every purchase.

Pentax 67 Soft 120mm F/3.5 Lens

Pentax 67 Soft 120mm F/3.5 Lens

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Pentax 67 Soft 120mm F/3.5 Lens

Condition: Excellent

Product Highlights

  • Soft-focus medium format lens
  • 120mm focal length
  • Maximum aperture of f/3.5
  • Compatible with Pentax 67 system

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Used Pentax Soft 120mm F/3.5 Listings on GearFocus

Pentax 67 Soft 120mm F/3.5 Lens
Pentax 67 Soft 120mm F/3.5 Lens

Excellent

$150.00

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Lens Overview — Pentax Soft 120mm F/3.5

The Pentax 67 Soft 120mm f/3.5 is a prime lens built specifically for the Pentax 67 medium format system. Classified as a Special Effect lens, it is designed to produce intentional soft-focus rendering, making it a distinctive creative tool for photographers who want to introduce a dreamlike or ethereal quality to their images. With a fixed focal length of 120mm, this lens sits in telephoto territory, a range well-suited to portrait and artistic work where subject isolation and flattering perspective compression are priorities.

The maximum aperture of f/3.5 gives photographers meaningful control over exposure in a range of lighting situations. As a fully manual focus lens, it demands a deliberate, hands-on approach to operation, which aligns naturally with the considered, methodical workflow that medium format shooting typically encourages. The lens uses a 67mm filter thread, making filter accessories straightforward to source.

At 735g, it has a substantial build befitting its medium format designation. For photographers already working within the Pentax 67 system, this lens offers a genuinely unique look that is difficult to replicate through post-processing alone.

Key Features — Pentax Soft 120mm F/3.5

Soft-Focus Special Effect: Engineered to produce intentional soft-focus rendering in-camera, creating a dreamlike, ethereal quality that is difficult to replicate convincingly in post-processing.

120mm Prime Focal Length: Fixed telephoto perspective is well-suited to portrait and fine art work, offering natural subject isolation and flattering compression.

Pentax 67 Mount: Designed exclusively for the Pentax 67 medium format system, ensuring native compatibility with Pentax 6x7 and 67 bodies.

f/3.5 Maximum Aperture: Provides meaningful exposure flexibility across a range of lighting conditions for a medium format soft-focus lens.

Manual Focus Only: Fully manual operation suits the deliberate, methodical shooting workflow typical of medium format photography.

Medium Format Coverage: Image circle covers the 6x7cm film format, delivering the resolution and tonal depth characteristic of medium format capture.

Lens Specifications — Pentax Soft 120mm F/3.5

Pentax Soft 120mm F/3.5 full specifications
SpecDetail
Use CasesPortrait, Studio, Product
Lens TypeSpecial Effect
FormatMedium Format
Zoom/PrimePrime
Focal Length120mm
Maximum Aperturef/3.5
Camera SystemMedium Format
Lens MountPentax 67
AutofocusNo
Focus TypeManual
Image StabilizationNone
Filter Thread67mm

Description — Pentax Soft 120mm F/3.5

The Pentax 67 Soft 120mm f/3.5 is a Special Effect prime lens built for the Pentax 67 medium format system. With a fixed focal length of 120mm — placing it in the telephoto range — and a maximum aperture of f/3.5, the lens is tailored for creative and portrait-oriented work where a soft, painterly rendering is the goal. It is a fully manual focus lens, with no autofocus capability, encouraging a deliberate and intentional approach to image-making that suits medium format shooting styles.

The 67mm filter thread offers easy compatibility with standard filter accessories. Weighing 735g, it is a solid, purpose-built optic that integrates natively with the Pentax 67 mount. For photographers working in artistic or fine-art portraiture contexts who want an in-camera soft-focus effect, this lens delivers a look that stands apart from conventional sharp-rendering optics.

Pros — Pentax Soft 120mm F/3.5

  • ✓Prime 120mm focal length in telephoto range suits portrait and artistic applications
  • ✓Maximum aperture of f/3.5 provides useful exposure flexibility
  • ✓Dedicated Pentax 67 mount ensures native system compatibility

Cons — Pentax Soft 120mm F/3.5

  • ✗Manual focus only — no autofocus support, requiring a slower, more deliberate shooting approach
  • ✗No image stabilization, which can be a limitation when shooting handheld
  • ✗Highly system-specific: only compatible with the Pentax 67 mount

Videos — Pentax Soft 120mm F/3.5

Adapting a Schneider 80mm Lens to the Pentax 67 - A Unique Option — Kyle McDougall

Resources & Downloads — Pentax Soft 120mm F/3.5

Manuals & Guides

Frequently Asked Questions — Pentax Soft 120mm F/3.5

What camera system is this lens compatible with?+
This lens is designed exclusively for the Pentax 67 mount. It is built for medium format cameras within that system and is not compatible with other mounts without an adapter.
Does this lens support autofocus?+
No. The Pentax 67 Soft 120mm f/3.5 is a manual focus lens only. Photographers will need to focus by hand, which is common practice in medium format and special-effect lens workflows.
What filter size does this lens accept?+
The lens has a 67mm filter thread, making it compatible with a wide range of readily available 67mm filters.
How heavy is this lens?+
The lens weighs 735g. This is a notable consideration when planning a handheld shooting session or building out a travel kit around the Pentax 67 system.
Does this lens have image stabilization?+
No. The specifications confirm that image stabilization is not present on this lens. Photographers should account for this when shooting in lower light or at slower shutter speeds.
Is the soft-focus effect adjustable, or is it fixed?+
The specifications do not describe an adjustable soft-focus mechanism. Based on the available data, the lens is categorized as a Special Effect type with a fixed optical design — buyers seeking adjustable soft-focus control should verify this detail before purchasing.

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