COSINA
COSINA Super Wide-Heliar 15mm F4.5 aspherical III VM
● Super wide lens with 110 ° angle of view It draws a wonderful video with a wide sense of, not only in magnificent landscapes, but also in places where you can not pull. ● Digital optical design An optical design that optimizes the incident light angle to the sensor is optimized to eliminate the color covering of the peripheral part caused by the structure of the digital camera unique to the digital camera.It has excellent contrast and resolution from the aperture open state to every corner of the screen, and expresses the softness, depth, and beauty of the past like the past. ● Pan focus shooting The depth of field is very deep (the range of focus is wide), for example, the opening of the F4.5 is about 0.9 m to ∞ if the focus ring is adjusted to the 2m position, and the F8 matches the 1m position about 0.5m.The focus to ~ ∞ is focused and there is almost no need to focus. ● The shortest shooting distance is 0.5m If you attach to a mirrorless single -lens digital camera via our mount adapter, you can focus up to 0.5m over 0.7m in conjunction with the distance gauge.You can enjoy high performance on various platforms beyond the frame of the distance meter linked camera. ● Filter can be installed It is possible to install a φ58mm filter without a special adapter.It is possible to shoot with various filters. ● Manual focus that allows you to manipulate secure focus The adoption of a high -quality grease that produces and adjusts a high -quality metal helicoid unit and a high -quality grease that produces a moderate torque has been realized.It enables subtle focus adjustment. ● Bayonet type VM mount A VM mount is used for the lens mount.In addition to the Vessa series (excluding Vessa L, R), it can be used with a camera that uses M mount. ● Equipped with a distance meter linked system With a high -precision rangefinder linked mechanism, it is possible to focus on the deep subject world depth. ● Full -size image circle We have a margin image circle that supports 35 mm full size.In addition, it has a very compact style compared to the replacement lens for SLR.
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Focal Distance | 15mm |
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Vehicle ratio: 1: 4.5 | |
minimum aperture | F22 |
lens configuration | 9 groups 11 pieces |
angle of view | 110 ° |
Number of squeezed feathers | 10 sheets |
The shortest shooting distance | 0.5m |
Distance Remodeling range | ∞ ~ 0.7m (depending on the camera) |
Maximum diameter x total length | φ64.8 x 55.2mm |
Filter Sas | φ58mm |
Weight | 247g |
Lens food | lens integrated |
mount | VM mount |