Best cost-effective choice Lao Frog FF 100mm F2.8 macro lens review
Among the domestically produced lenses, the old frog lens of Chang Gung Optics has become a brand familiar to photography enthusiasts after years of development. Its lens products are also very distinctive, making a world in the market. Today I’m going to introduce to you a macro lens released by Laowa in April 2019, Laowa FF 100mm F2.8 CA-Dreamer Macro 2X.
老frog FF 100mm F2.8 CA-Dreamer Macro 2X
Old Frog FF 100mm F2.8 CA-Dreamer Macro 2X is a full-frame macro lens with apochromatic APO technology that is not available under ordinary lenses , The dispersion can be eliminated, so that when shooting macro subjects, it is not affected by chromatic dispersion. As a macro lens, it achieves an amazing 2x object magnification in macro mode.
老frog FF 100mm F2.8 CA-Dreamer Macro 2X
Old Frog FF 100mm F2.8 CA-Dreamer Macro 2X provides consumers with Canon EF mount, RF mount, Nikon F mount, Z mount , Sony FE mount and other versions, different mount versions due to the bayonet system factors, the lens configuration is slightly different. This review is the Canon EF mount version, which uses an automatic aperture design, built-in electronic motor, you can adjust the aperture parameters through the body and record the aperture value and lens model data information. And in macro shooting, the maximum aperture can be maintained to focus, giving photographers a more convenient focusing experience.
lens structure diagram
lens MTF curve Figure
Appearance introduction
Old Frog FF 100mm F2.8 CA-Dreamer Macro 2X mirror body
Old Frog FF 100mm F2.8 CA-Dreamer Macro 2X maintains the old Frog’s consistent style, adopting all Metal structure, the lens body weighs about 638g, and the lens size is 72 x 125mm.
老frog FF 100mm F2.8 CA-Dreamer Macro 2X coating
In terms of lens structure, Lao Frog FF 100mm F2.8 CA-Dreamer Macro 2X adopts a design of 12 elements in 10 groups, including two EDs with abnormal dispersion The lens brings high-quality imaging. At the same time, the lens also has apochromatic APO technology, which can eliminate chromatic dispersion, so that when shooting macro subjects, it is not affected by chromatic dispersion. In terms of aperture, the Canon EF mount version used in this evaluation has 9 aperture blades, while the Sony E mount has the most 13 aperture blades.
老frog FF 100mm F2.8 CA-Dreamer Macro 2X mount
Old Frog FF 100mm F2.8 CA-Dreamer Macro 2X adopts metal mount, which is sturdy and durable.
老frog FF 100mm F2.8 CA-Dreamer Macro 2X control ring
The old frog FF 100mm F2.8 CA-Dreamer Macro 2X with Canon EF mount used for evaluation uses an automatic aperture design, so there is only a focus ring on the lens. , Magnification, distance scale and depth of field indicator scale. Other bayonet versions will have an additional aperture ring.
Macro performance
Old Frog FF 100mm F2.8 CA-Dreamer Macro 2X has a maximum magnification ratio of 2:1, and 1.5:1, 1:1, 0.75 :1:1:2, 1:4 and other magnification levels are available to choose from to meet the various shooting needs of users. Below we visually show the picture difference under different magnifications through proofs.
1:4
1: 2
0.75:1
1: 1
1.5:1
2:1
Through the above few samples, the difference between pictures under different magnifications can be clearly seen. It can also be seen that the focus of the picture is very sharp at different magnifications.
resolution test
Next, we will test the resolution of the old frog FF 100mm F2.8 CA-Dreamer Macro 2X in the actual scene. The entire scene has a rich level of detail, and the frontal composition is also used to ensure that the edge of the picture can also be in focus, so that the resolution of the edge can be better reflected and be relatively objective.
Schematic diagram of interception area
老frog FF 100mm F2.8 CA-Dreamer Macro 2X resolution test comparison table
Through the comparison, we can see that the FF 100mm F2.8 CA-Dreamer Macro 2X lens has a good performance in all apertures in the center of the frame. Well, when the aperture receives F5. . The picture quality is the best at 6 o’clock. The resolution of the edge is reduced relative to the center, and the best aperture is at F5.6.
Aperture Test
Old Frog FF 100mm F2.8 CA-Dreamer Macro 2X Canon EF mount version has 9 aperture blades, with F2.8 large aperture and 100mm focal length, It can create a soft background blur effect and achieve the same excellent out-of-focus performance under different aperture settings. Let’s take a look at it through test samples.
aperture blur Test table
From the test chart, you can clearly see the difference in the background blur effect under different apertures. When the Lao Frog FF 100mm F2.8 CA-Dreamer Macro 2X aperture is fully opened, the background blur is very soft and beautiful.
Vignette test
vignetting test table
Through the real shot test, we can see that the old frog FF 100mm F2.8 CA-Dreamer Macro 2X is only slightly dark at F2.8 and F4 The angle exists, and after the aperture is reduced to F5.6, there is no vignetting.
Samples appreciation
Focal Length: 100mm ISO: 160 Aperture: F2.8 Shutter: 1/160s
Focal length: 100mm ISO: 160 Aperture: F5.6 Shutter: 1/125s
Focal length: 100mm ISO: 100 aperture: F2.8 Shutter: 1/200s
Focal length: 100mm ISO: 320 aperture: F2.8 shutter: 1/125s
Focal length: 100mm ISO: 1250 Aperture: F2.8 Shutter: 1/125s
Author:SINA,If you need to reprint,please indicate the source:http://www.todaycamera.com/camera-news/best-cost-effective-choice-lao-frog-ff-100mm-f2-8-macro-lens-review
相关推荐
-
Olympus new telephoto lens 100-400 F5.0-6.3 IS price or 13,000 yuan
Recently, foreign media revealed the prices and specifications of several Olympus new telephoto lenses M.ZuikoDigitalED100-400F5-6.3IS. At present, the estimated price of this lens is 198,000 yen, which is approximately RMB 13,000. In terms of parameters, The volume of this lens is 86.4X205.7mm, the closest focusing distance is 1.3m, the magnification is 0.17X and 0.57X, the aperture is only 72mm, and the weight is only 1120g. The equivalent focal length reaches 200- after being installed in an M43 format camera. 800mm, after installing the teleconverter MC-20, it can be equivalent…
-
Z9 is like this? Nikon Announces Appearance Patent for Z Series Integrated Mirrorless Camera
Recently, Nikon announced the integration of the Z series Handle mirrorless camera appearance patent, the camera shown in this patent is most likely the Nikon Z9 flagship mirrorless camera. It is worth mentioning that the dark gray and above parts of the appearance patent are roughly the same size as the Nikon Z6 and Z7. In general, a larger body will bring a better holding experience and a larger display screen. According to the information received earlier, the Nikon Z9 flagship mirrorless camera is expected to appear in the…
-
Spring Festival fireworks shooting tutorial 5 minutes to learn it is really easy
The Chinese New Year is coming soon. Fireworks must be a must-have entertainment for the 30th and the first day of the New Year. Looking at the gorgeous fireworks in the sky, don’t you want to record it? This is a complete tutorial for shooting fireworks. You can learn it after 5 minutes. In fact, shooting fireworks is very simple. Many people think that the fireworks they shoot are like this. is really full of confidence. Actually, The fireworks you took are like this. It doesn’t…
-
Shooting skills: how to shoot street portraits at night
Night scene portrait, the light source is especially important. Shooting at night, it is difficult to have sufficient light source as during the day. Many photographers therefore think that shooting portraits at night requires the use of flash. In fact, if the flash is used improperly, not only will not take good pictures, but it will be counterproductive. Nikon Z 6 To shoot portraits at night, we first choose the right equipment. The Nikon Z 6 camera is a camera suitable for night shooting. The core of the…
-
Entry-level fixed focus Canon RF mount fixed focus lens patent unveiled
Some time ago, I believe it was a very satisfying period for every friend who pays attention to Canon. The appearance of EOSR5 and a number of new lenses has attracted a lot of attention. Recently, foreign media exposed the patents of two Canon’s new RF mount prime lenses. If a product like EOSR5 can show Canon’s technical strength, then these two lenses may attract more users. Canon’s new lens Patent The patents of these two lenses are RF40mmF1.8 and RF35mmF1.8 respectively. The relevant patent data are as…
-
All mirrorless lenses Tamron will launch five lenses in 2020
Tenglong released their latest financial results earlier, stating that even in the overall downward market environment, the company’s lens-related business sales declined, but profits increased. The company’s Special equipment-related businesses achieved higher sales and profits. Following the A036 for mirrorless mirrors released in 2018, the A046, which is also used for mirrorless mirrors, was unable to catch up with the production due to the response that exceeded our company’s expectations at the time of its release, and is still in a state of delayed delivery. However, Tamron recently announced that…
-
Indoor portrait shooting, you have to master these tricks
Portrait photography is divided into outdoor portraits and indoor portraits. Indoor portraits are favored by photographers because they are not subject to interference from the natural environment. Today, I brought you some easy-to-use shooting techniques for indoor portraits. I will tell you how to find a suitable shooting location in some very distinctive shops and how to use indoor light. equipment selection body aspect , I chose EOS R, which provides me with a very balanced and outstanding performance from image quality, focus to control. First of all,…
-
Carrying glory and dreams Canon’s next-generation full-frame micro-format flagship EOS R5 review
This article comes from Jiayou Online In a blink of an eye, Canon has entered the field of full-frame mirrorless cameras for nearly two years. From the initial EOS R and EOS RP, Canon has always hoped to surprise EOS users in terms of optical performance. Now there are more than ten supporting RF lenses, and almost every one has distinct characteristics, and has a good reputation among movie friends. When everyone is looking forward to the release of a powerful micro-camera that represents the future direction of camera…
-
Olympus camera lens will change its brand name next year
This article is from Seying Wuji Some information about Olympus: Outside the Olympus Tokyo headquarters, no one knew about the deal. Olympus Europe and North America only know this from the press release The product launch roadmap for 2020 is still valid, and at least one new camera and one new lens will be released soon Starting in 2021, new products will no longer carry the “Olympus” name. The camera will be directly marked as “OMD” or “PEN”, and the lens will be marked as “ZUIKO”. Similar to…
-
Jay Chou’s “Say Good Not To Cry” A new song triggers 8090 collective nostalgia
When I went to bed last night, I found that the circle of friends had exploded. My colleagues, relatives and friends, client dads, female classmates and countless divers came to a vigorous Red September Youth Singing Competition. Jay Chou released a new song, which caused collective nostalgia. Saved three dollars, I watched Jay Chou’s MV in Moments. After watching it, it was a little over night. As a result, the Moments became more and more lively, and more and more people were bombed out. Some people said that the…