Vivitar 7mm f/3.5

Vivitar 7mm f/3.5 is a photo lens that offers a wide-angle view, also known as a fisheye lens. It can be used with different camera models with the appropriate mount. The lens is manually focused, which means that you need to adjust the focus yourself. The lens has 11 elements, which are coated to minimize reflections and improve image quality. The lens is well-built and durable, which makes it a good investment for photographers. The lens has a maximum aperture of f/3.5, which allows you to take photos in low light conditions. The lens has good resolution, which means that the images are sharp and detailed.

There are other alternatives to this lens, such as other fisheye lenses or wide-angle lenses. The bokeh, which is the quality of the out-of-focus areas of the image, is good, with a circular shape due to the 6 aperture blades. The lens does not have autofocus, which means that you need to manually adjust the focus. The lens was manufactured some time ago, but it is still a good option for photographers who want to experiment with fisheye photography.

In summary, the Vivitar 7mm f/3.5 is a well-built and durable photographic lens that offers a wide-angle view. It has good resolution and a maximum aperture of f/3.5, which makes it suitable for low light conditions. The lens is manually focused and has good bokeh. There are other alternatives to this lens, but it is still a good option for photographers who want to experiment with fisheye photography.

Optical design

Full frame equivalent focal length is 10.5 mm. Average brightness in this league Has 6 aperture blades, this number of blades are commonly used. Having rounded blades provides out of focus circle shape closer to a circle.

Physical characteristics

Weights 443 grams so plan ahead, carry only if really necessary. 100 mm long, requires consideration if you want to carry in the camera bag.