Quick answer
The Minolta MD Fisheye 7.5mm f/4 is a ultra-wide fisheye lens covering 7mm at f/4.0 for the Minolta MD mount. Its moderate maximum aperture works best in good light or with a higher ISO.
About this lens
This 7.5mm f/4 manual-focus fisheye lens from Minolta fits Minolta MD mount cameras. It suits dramatic perspectives, astrophotography and creative wide-field work.
Minolta MD Fisheye 7.5mm f/4 specifications
- Brand
- Minolta
- Mount
- Minolta MD
- Focal length
- 7mm
- Maximum aperture
- f/4.0
- Lens type
- Fisheye
- Format coverage
- full-frame
- Optical construction
- 12 elements in 8 groups
- Autofocus motor
- none
- Minimum focus distance
- 0.5 m
- Weight
- 345 g
- Length
- 63 mm
- Diameter
- 68 mm
Specification source: en.wikipedia.org
What can you shoot with the Minolta MD Fisheye 7.5mm f/4?
At 7mm this is a ultra-wide fisheye, which typically suits:
- Landscapes and big skies
- Architecture and interiors
- Astrophotography and night skies
Its moderate maximum aperture works best in good light or with a higher ISO.
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 | 7.5mm | 134.8° | 141.8° |
| APS-C | 1.5x | 11mm | 116° | 125.1° |
| Micro Four Thirds | 2.0x | 15mm | 100.4° | 110.5° |
Frequently asked questions
What mount does the Minolta MD Fisheye 7.5mm f/4 use?
It uses the Minolta MD mount, so it fits Minolta MD cameras directly and can be used on other systems through a mount adapter.
What is the focal length of the Minolta MD Fisheye 7.5mm f/4?
It is a fixed 7mm lens with a maximum aperture of f/4.0. That makes it a ultra-wide lens.
Is the Minolta MD Fisheye 7.5mm f/4 a prime or a zoom lens?
It is a prime lens with a fixed 7mm focal length. Primes usually open wider than zooms; this one opens to f/4.0.
What is the Minolta MD Fisheye 7.5mm f/4 equivalent on a crop sensor?
On APS-C (1.5x crop) it frames like 11mm on full frame, with a 116° horizontal and 125.1° diagonal field of view. On Micro Four Thirds (2x crop) it frames like 15mm on full frame, with a 100.4° horizontal and 110.5° diagonal field of view. These figures are calculated from the focal length and crop factor.