Contax Yashica CY to Micro FourThirds Speed Booster ULTRA 0.71x CINE Metabones

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The Metabones Contax Yashica CY to Micro Four Thirds Speed Booster ULTRA 0.71x CINE adapter allows Contax Yashica lenses to achieve wider field of view and increased maximum aperture on Micro Four Thirds cameras, ideal for cine-style shooting with secure, positive-lock mounting.

Bring new life to vintage Contax Yashica lenses with the Metabones Contax Yashica CY to Micro Four Thirds Speed Booster ULTRA 0.71x CINE adapter. Specially designed for cine applications, this adapter enables Contax Yashica CY lenses to expand their field of view by 0.71x, resulting in an effective increase in maximum aperture by one stop. This Speed Booster offers optical enhancements developed by Caldwell Photographic in the USA, providing sharp, high-contrast images and enhanced Modulation Transfer Function (MTF).

The adapter features a cine-style positive-lock mechanism, ensuring a secure, no-play fit for vintage lenses, which is crucial during extended filming sessions. While it does not support electronic aperture control, autofocus, or EXIF transfer, it offers solid, high-quality construction with a detachable tripod foot compatible with Arca Swiss-style ball heads for stable shooting.

Note: The Distagon T* 3,5/15 lens has a protruding rear element that may be incompatible or require modification to work with this adapter.

Key Features

• Enhanced Lens Performance: Increases the maximum aperture by 1 stop and field of view by 0.71x.
• High-Quality Optics: Developed with a patented 5-element design by Caldwell Photographic, optimizing image quality.
• Secure Lens Mounting: Positive-lock mechanism ensures stability for cine applications.
• Premium Build: Constructed with robust materials and a detachable tripod foot compatible with Arca Swiss, Markins, and Photo Clam ball heads.

Specifications

• Lens Compatibility: Contax Yashica CY-mount lenses
• Camera Compatibility: Micro Four Thirds
• Aperture Increase: +1 f-stop
• Magnification: 0.71x
• Electronic Communication: None (manual aperture, focus)
• Tripod Mounting Thread: Detachable, Arca Swiss-compatible