When it comes to varifocal lenses, we can know from its name that this is a lens that can change the focal length, which is a lens that changes the shooting composition by changing the focal length without moving the device.
On the contrary, a fixed focus lens is a lens that cannot change the focal length, and if you need to change the shooting composition, you need to manually move the position of the camera.
1、The characteristics of the varifocal lens and fixed focus lens
We can see the characteristics of varifocal lens and fixed focus lens from the name, and take a look at the specific:
(1) The characteristics of the varifocal lens
A.Focal length can be changed, one lens provides a variety of focal lengths, can adapt to different shooting needs;
B.Overall structure is complex, including multiple lens groups, lens is usually large, relatively bulky;
C.Aperture size is usually small, which reduces the ability to shoot in low-light environments;
D.Due to the complex design of the lens, it may affect the clarity and sharpness of the image;
E.Changing focal length directly eliminates the need to change lenses and reduces the dust and dirt introduced by changing lenses.
The varifocal lens
(2) The characteristics of the fixed focus lens
A.Only a fixed focal length, adjust the focal length can only be moved manually;
B.The structure is relatively simple, with fewer lenses, lighter weight, and smaller volume;
C.Can have a larger maximum aperture and shoot in low light environments;
D.Due to its simple structure, images are usually clearer and sharper.
The fixed focus lens
2、Applicable scenarios for varifocal lenses and fixed focus lenses
The characteristics of varifocal lenses and fixed focus lenses determine their different applicable scenarios:
(1) Applicable scenarios for varifocal lenses
A.For travel: Just one varifocal lens is enough for most needs.
B.For wedding photography: Suitable for fast-paced shooting environments that need to cover a variety of focal lengths.
C.Used for reporting images: For example, in scenarios such as news photography that require quick response to various situations, varifocal lenses can quickly varifocal to meet shooting needs.
For wedding photography
(2) Applicable scenarios for fixed focus lenses
A.For product photography: The fixed focus lens can have better light efficiency and picture quality control when shooting still life.
B.For street photography: Using a fixed focus lens forces the photographer to move more and be able to actively look for good locations and angles.
C.For creative photography: Such as portrait photography, landscape photography, etc., can create a good depth of field effect through a large aperture.
Final Thoughts：
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Post time: Oct-25-2024
