Tokina 17mm f/3.5 SL-17

The Tokina 17mm f/3.5 SL-17 is a camera glass that offers a wide angle of view. It is available for different camera mounts, and there are alternatives from other brands. This photographic lens has a manual focus system, which allows for precise focusing. It has 9 lens elements in 8 groups, which helps to produce sharp and clear images. The lens coating helps to reduce flare and ghosting, which can affect image quality. The aperture of this glass can be adjusted from f/3.5 to f/22, which provides flexibility in different lighting conditions. The build quality is good, and the lens is durable. This glass can produce a nice bokeh effect, which can make the subject stand out from the background. The resolution of this lens is good, which means that it can produce detailed images. The manufacturing time of this lens is not mentioned, but it is likely that it takes some time to produce a high-quality lens like this one. Overall, the Tokina 17mm f/3.5 SL-17 is a good choice for photographers who need a wide-angle lens with good optical performance.

Optical design

Has 6 aperture blades, this number of blades are commonly used. Having rounded blades provides out of focus circle shape closer to a circle. Average brightness in this league

Physical characteristics

With a lens filter diameter of 67 mm commonly filter size, presents numerous filter possibilities. Weights 305 grams so plan ahead, carry only if really necessary. 49 mm long, this small lens should be always in the camera bag.