I haven't had time to check if it works. Please consider this as junk, sold as-is, with no returns. The CONTAX Planar 1.4/50 lens is a high-performance single-focus lens with T* coating, offering excellent descriptive power. - Brand: CONTAX - Model Name: Planar 1.4/50 - Country of Manufacture: Japan - Features: T* Coating - Focal Length: 50mm - Aperture: f/1.4 Thank you for looking.