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Contax 70-300mm f/4-5.6 Vario-Sonnar T* Lens

The Contax 70-300mm f/4-5.6 Vario-Sonnar T* is a 70–300mm f/4 lens designed for Contax N mount cameras. Check GearFocus for current availability, with buyer protection on every purchase.

Contax 70-300mm f/4-5.6 Vario-Sonnar T* Lens

Contax 70-300mm f/4-5.6 Vario-Sonnar T* Lens

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Lens Overview — Contax 70-300mm f/4-5.6 Vario-Sonnar T*

The Contax 70-300mm f/4-5.6 Vario-Sonnar T* is a telephoto zoom lens built exclusively for the Contax N mount system. Covering a focal length range of 70mm to 300mm, it offers a versatile reach for subjects at a distance, whether that's wildlife, sports, or portraits with compression. The variable maximum aperture runs from f/4 at the wide end to f/5.6 at the telephoto end, giving shooters a reasonable amount of light-gathering capability across the zoom range.

Designed for full-frame coverage, this lens is compatible with Contax N mount cameras and delivers the optical character associated with the Vario-Sonnar T* lineage. The lens accepts 77mm filters, a common thread size that makes it easy to pair with polarizers or ND filters from a well-stocked kit. Weighing in at 850g, it has a substantial feel that reflects its telephoto zoom construction.

Both autofocus and manual focus modes are supported, giving shooters flexibility depending on the shooting situation. Image stabilization is not present, so steady technique or a fast shutter speed is advisable, particularly at the longer end of the zoom range. For Contax N system users seeking a do-it-all telephoto zoom, this lens covers a lot of ground.

Key Features — Contax 70-300mm f/4-5.6 Vario-Sonnar T*

70-300mm Focal Range: Covers moderate telephoto through long telephoto in a single lens, useful for wildlife, sports, and compressed portrait work.

Vario-Sonnar T* Optics: Zeiss T* multi-coating reduces flare and ghosting, delivering the optical character associated with the Contax/Zeiss lens lineage.

Contax N Mount: Designed exclusively for the Contax N autofocus system, compatible with bodies like the Contax N1 and NX.

f/4-5.6 Variable Aperture: Opens to f/4 at 70mm, stepping down to f/5.6 at 300mm, providing reasonable light gathering across the zoom range.

Full-Frame Coverage: Image circle covers a 35mm full-frame sensor or film plane with no vignetting.

Autofocus and Manual Focus: Supports both AF and MF operation, giving shooters the flexibility to switch modes depending on the subject.

Lens Specifications — Contax 70-300mm f/4-5.6 Vario-Sonnar T*

Contax 70-300mm f/4-5.6 Vario-Sonnar T* full specifications
SpecDetail
Use CasesWildlife, Sports, Travel
Lens TypeZoom
FormatFull Frame
Zoom/PrimeZoom
Focal Length70–300mm
Maximum Aperturef/4
Camera SystemDSLR
Lens MountContax N
AutofocusYes
Focus TypeAuto, Manual
Image StabilizationNone
Filter Thread77mm

Description — Contax 70-300mm f/4-5.6 Vario-Sonnar T*

The Contax 70-300mm f/4-5.6 Vario-Sonnar T* is a full-frame telephoto zoom designed exclusively for the Contax N mount system. Spanning a focal length range of 70mm to 300mm, it covers a broad telephoto reach that suits everything from compressed portrait work to distant subject photography. The variable maximum aperture of f/4 to f/5.6 offers reasonable light collection across the zoom range, with the wider f/4 available at 70mm.

The lens weighs 850g and accepts 77mm front filters, giving users easy access to common filter accessories. Both autofocus and manual focus are supported, making the lens adaptable to different shooting styles. It is worth noting that no image stabilization is present, so stable technique is important especially when shooting near the 300mm end.

For photographers invested in the Contax N system, this lens delivers a versatile telephoto zoom option within that ecosystem.

Pros — Contax 70-300mm f/4-5.6 Vario-Sonnar T*

  • ✓Wide focal length range of 70–300mm suits a variety of telephoto shooting scenarios
  • ✓Full-frame coverage ensures compatibility with Contax N full-frame bodies
  • ✓77mm filter thread is a widely available size, making filter use convenient

Cons — Contax 70-300mm f/4-5.6 Vario-Sonnar T*

  • ✗No image stabilization, which can be challenging at 300mm without steady support
  • ✗Variable aperture narrows to f/5.6 at 300mm, limiting low-light performance at full telephoto
  • ✗Contax N mount is a niche, discontinued system with limited camera body compatibility

Videos — Contax 70-300mm f/4-5.6 Vario-Sonnar T*

The Contax range of Mutar teleconverters — ContaxPaul Harrison

Resources & Downloads — Contax 70-300mm f/4-5.6 Vario-Sonnar T*

Manuals & Guides

Frequently Asked Questions — Contax 70-300mm f/4-5.6 Vario-Sonnar T*

What camera mount does this lens use?+
This lens is built for the Contax N mount system. It is not compatible with other camera mounts without an adapter, and native Contax N mount bodies are the intended platform.
Does this lens cover full-frame sensors?+
Yes, the lens format is specified as Full Frame, meaning it is designed to project an image circle suitable for full-frame Contax N bodies.
What is the maximum aperture of this lens?+
The maximum aperture is f/4, available at the 70mm end of the zoom range. At 300mm, the maximum aperture narrows to f/5.6 as is typical for variable-aperture telephoto zoom lenses.
Does this lens have image stabilization?+
No, image stabilization is listed as None in the specifications. Photographers shooting at longer focal lengths should use a tripod, monopod, or fast shutter speeds to minimize camera shake.
What filter size does this lens accept?+
The lens has a 77mm filter thread, which is a common size that works with a wide range of third-party filters including polarizers and neutral density filters.
Does this lens support autofocus?+
Yes, the lens supports both autofocus and manual focus operation. Autofocus functionality depends on compatibility with the Contax N mount camera body being used.

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