Quick answer
The Yashica ML 50mm f/1.7 is a standard prime lens covering 50mm at f/1.7 for the Contax/Yashica mount. Its fast maximum aperture helps in dim light and gives good subject separation.
About this lens
The Yashica ML 50mm f/1.7 is a fast manual-focus standard prime lens covering 50mm at f/1.7 for Contax/Yashica mount cameras. The natural field of view suits street, documentary and everyday photography.
Yashica ML 50mm f/1.7 specifications
- Brand
- Yashica
- Mount
- Contax/Yashica
- Focal length
- 50mm
- Maximum aperture
- f/1.7
- Lens type
- Prime
- Format coverage
- full-frame
- Optical construction
- 6 elements in 5 groups
- Autofocus motor
- none
- Minimum focus distance
- 0.5 m
- Filter thread
- 52 mm
- Weight
- 240 g
- Length
- 40 mm
- Diameter
- 61.5 mm
Specification source: en.wikipedia.org
What can you shoot with the Yashica ML 50mm f/1.7?
At 50mm this is a standard prime, which typically suits:
- Everyday and street photography
- Natural-perspective portraits
- Documentary and travel work
Its fast maximum aperture helps in dim light and gives good subject separation.
Full-frame equivalent and field of view
Calculated from the focal length and crop factor (adapted mount, so sensor size depends on your camera). Not measured.
| Sensor | Crop | Equivalent | Horizontal FOV | Diagonal FOV |
|---|---|---|---|---|
| Full frame | 1.0x | 50mm | 39.6° | 46.8° |
| APS-C | 1.5x | 75mm | 27° | 32.2° |
| Micro Four Thirds | 2.0x | 100mm | 20.4° | 24.4° |
Frequently asked questions
What mount does the Yashica ML 50mm f/1.7 use?
It uses the Contax/Yashica mount, so it fits Contax/Yashica cameras directly and can be used on other systems through a mount adapter.
What is the focal length of the Yashica ML 50mm f/1.7?
It is a fixed 50mm lens with a maximum aperture of f/1.7. That makes it a standard lens.
Is the Yashica ML 50mm f/1.7 a prime or a zoom lens?
It is a prime lens with a fixed 50mm focal length. Primes usually open wider than zooms; this one opens to f/1.7.
What is the Yashica ML 50mm f/1.7 equivalent on a crop sensor?
On APS-C (1.5x crop) it frames like 75mm on full frame, with a 27° horizontal and 32.2° diagonal field of view. On Micro Four Thirds (2x crop) it frames like 100mm on full frame, with a 20.4° horizontal and 24.4° diagonal field of view. These figures are calculated from the focal length and crop factor.