https://photorumors.com/2018/02/25/venus-optics-laowa-9mm-f-2-8-zer...
Venus Optics Laowa 9mm f/2.8 ZERO-D APS-C lens officially announced
2 개의Laowa신제품렌즈(Laowa 9mm f/2.8렌즈 and Laowa 25mm f/2.8 macro렌즈)가발표되었네요..Laowa 9mm렌즈는 크롭바디용이고 Laowa 25mm렌즈는 풀프바디대응이네요..
The previously rumored Venus Optics Laowa 9mm f/2.8 ZERO-D APS-C lens is now officially announced. Shipping is scheduled for early April 2018.
Main lens features
This product is the best lens for photographing landscape photographs, architectural photographs, interior photographs, star photographs and so on.
3 special low dispersion lenses (ED lens) and 2 glass aspherical lenses are used extensively. By adopting an optical design with extremely reduced distortion to zero, it is possible to take landscape photographs and architectural photographs without the influence of distortion.
It is the widest angle lens (113 °) lens among the wide-angle lenses for APS-C cameras of the open F 2.8 which are on sale now.
It adopts metal enclosure with excellent robustness and luxury. Effective flower type hood is attached.
This product is the brightest among the same class products, the most compact and lightweight lens. Because it is very convenient to carry, it is also ideal for daily snapshot.
Main specifications:
Focal length: 9 mm
Maximum F value: F 2.8
Viewing angle: 113 degrees (corresponding format: APS-C)
Lens construction: 10 groups of 15
Number of diaphragm blades: 7
Shortest shooting distance: 12 cm
Maximum magnification: 0.13 times
Filter diameter: φ 49 mm
Weight: ~ 215 g * Variable depending on mount
Corresponding mount: FUJIFILM X, Canon EF-M, Sony E
MTF charts and lens design:
https://photorumors.com/2018/02/25/venus-optics-laowa-25mm-f-2-8-2-...
Venus Optics Laowa 25mm f/2.8 2.5-5X Ultra Macro lens announced
In addition to the Laowa 9mm f/2.8 ZERO-D lens, Venus Optics also announced a new Laowa 25mm f/2.8 2.5-5X Ultra Macro lens.
It is a macro lens for full size of manual focus.
The shortest shooting distance is 173 to 223.5 mm and shooting magnification 2.5 to 5 times is available.
It is possible to secure a working distance of 40 mm (5 times) to 45 mm (2.5 times) by optical design with a special configuration. It can correspond to various lighting to obtain better shooting result.
By adopting ultra low dispersion lens (UD lens), by appropriately suppressing chromatic aberration and color fringe, it is possible to capture images with high sharpness and high color reproducibility.
Each lens is coated with multilayer coating, minimizing ghost and flare. Therefore, under a strong light source, it is possible to take pictures with a very high contrast and neutral color.
Adopting a metal enclosure with excellent robustness.
It is compact, lightweight and excellent in portability.
Shipping starts in April 2018
Lens specifications:
Focal length: 25 mm
Open F value: F 2.8
Field of View: 10.3 degrees
Lens construction: 6 groups 8 pieces
Minimum aperture: F16
Maximum aperture: F 2.8
Minimum photographing distance: 173 mm to 223.5 mm
Working Distance: 40 mm - 45 mm
Shooting magnification: 2.5 times to 5 times
Number of diaphragm blade: 8
Weight: 400 g
Corresponding mount: Canon EF, Nikon F, Pentax K, Sony FE
MTF charts and lens design:
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https://photo.popco.net/58191
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