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Contax 50mm f/1.4 AE Lens

The Contax 50mm f/1.4 AE is a 50mm f/1.4 lens designed for Contax/Yashica mount cameras. Check GearFocus for current availability, with buyer protection on every purchase.

Contax 50mm f/1.4 AE Lens

Contax 50mm f/1.4 AE Lens

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Lens Overview — Contax 50mm f/1.4 AE

The Contax 50mm f/1.4 AE Lens is a manual focus prime lens designed for the Contax/Yashica mount system. Built around a full-frame image circle and a standard 50mm focal length, it covers the classic field of view that many photographers gravitate toward for everyday shooting, portraiture, and available-light work. With a maximum aperture of f/1.4, this lens is well-suited to situations where drawing in more light matters, and it opens up the ability to work with a shallower depth of field when the creative situation calls for it.

The lens uses a manual focus mechanism exclusively, which suits photographers who prefer deliberate, tactile control over focus rather than relying on automated systems. At 290g, it carries a relatively modest weight that makes it comfortable to pair with a compatible SLR body for extended use. The 55mm filter thread accommodates a standard range of screw-in filters, giving photographers flexibility to use polarizers, ND filters, or protective glass without needing step-up rings.

Its Contax/Yashica mount designation means it is purpose-built for that specific camera ecosystem. For collectors, film photographers, or those who appreciate the hands-on nature of manual glass, this lens represents a compelling standard prime option within the Contax/Yashica system.

Key Features — Contax 50mm f/1.4 AE

50mm f/1.4 Prime: A fast standard prime offering a classic field of view well-suited to everyday shooting, portraiture, and available-light work.

Zeiss Optical Design: Built on Carl Zeiss optics, the lens is known for its rendering characteristics including contrast, color fidelity, and smooth out-of-focus transitions.

Contax/Yashica Mount: Designed specifically for the Contax/Yashica SLR system, and widely adapted to modern mirrorless cameras via third-party mount adapters.

Full-Frame Coverage: Projects an image circle large enough to cover a 35mm full-frame sensor or film plane without vignetting.

Manual Focus Only: Tactile manual focus ring gives photographers deliberate, precise control over focus for considered shooting workflows.

55mm Filter Thread: Standard 55mm front thread accepts a wide range of screw-in filters including polarizers and ND filters without step-up rings.

Lens Specifications — Contax 50mm f/1.4 AE

Contax 50mm f/1.4 AE full specifications
SpecDetail
Use CasesPortrait, Street, Creative Effects
Lens TypePrime
FormatFull Frame
Zoom/PrimePrime
Focal Length50mm
Maximum Aperturef/1.4
Camera SystemSLR
Lens MountContax/Yashica
AutofocusNo
Focus TypeManual
Image StabilizationNone
Filter Thread55mm

Description — Contax 50mm f/1.4 AE

The Contax 50mm f/1.4 AE Lens is a prime lens built for the Contax/Yashica mount system, designed to cover a full-frame image circle on compatible SLR cameras. At a fixed 50mm focal length with a maximum aperture of f/1.4, it offers meaningful light-gathering capability and the potential for selective focus when shooting wide open. Focus is entirely manual, putting precise control in the photographer's hands — a quality appreciated by those who enjoy an intentional shooting process.

The lens weighs 290g, keeping the overall kit light and manageable, and features a 55mm filter thread that accepts a wide range of standard screw-in filter accessories. With no image stabilization, the f/1.4 aperture does the heavy lifting in available light scenarios. This lens is a straightforward, fixed-focal-length option for photographers working within the Contax/Yashica system who value the standard 50mm perspective and the creative control that comes with a fast manual prime.

Pros — Contax 50mm f/1.4 AE

  • ✓Fast f/1.4 maximum aperture enables shooting in lower light conditions and shallow depth of field work
  • ✓50mm full-frame focal length covers the standard field of view suitable for a wide range of subjects
  • ✓Lightweight at 290g, making it comfortable for extended handheld use

Cons — Contax 50mm f/1.4 AE

  • ✗Manual focus only — no autofocus support, which may slow down shooting in fast-moving situations
  • ✗No image stabilization, so handheld work in low light depends entirely on the f/1.4 aperture and user technique
  • ✗Contax/Yashica mount limits native compatibility to that specific camera system, restricting modern mirrorless or DSLR use without an adapter

Videos — Contax 50mm f/1.4 AE

Contax Zeiss 50mm 1.4 Why it's My Favorite Lens — AustinInSeoul

Resources & Downloads — Contax 50mm f/1.4 AE

Manuals & Guides

Frequently Asked Questions — Contax 50mm f/1.4 AE

What camera mount does this lens use?+
This lens is built for the Contax/Yashica mount system. It is designed specifically for SLR cameras using that mount and is not natively compatible with other camera systems without a third-party adapter.
Does this lens support autofocus?+
No — this is a manual focus lens only. There is no autofocus mechanism, so the photographer controls focus entirely by hand using the focus ring.
What filter size does this lens accept?+
The lens has a 55mm filter thread, which is a commonly available size. Standard screw-in filters such as polarizers or ND filters in 55mm will fit directly without adapters.
How heavy is this lens?+
The lens weighs 290g, placing it in a relatively lightweight category for a fast 50mm prime, which helps with handling comfort during longer shooting sessions.
Is this lens suitable for full-frame cameras?+
Yes — the lens is specified as full-frame format, meaning it is designed to cover a full-frame image circle when used on a compatible Contax/Yashica mount SLR body.
Does this lens have image stabilization?+
No, this lens does not include any image stabilization. Photographers shooting handheld in low light will need to rely on the f/1.4 maximum aperture and their own steady-hand technique.

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