WebJun 6, 2015 · Here is the specification list of the GH4 Speedbooster XL. Magnification: 0.64x. Crop Factor for Full Micro Four Thirds format: 1.28x. Crop Factor with GH4 in Cinema 4k (4096 x 2160) Video Mode: 1.5x. Maximum Output Aperture: f/0.80 (with f/1.2 lens attached) Rectilinear Distortion: < 0.8%. Lens Elements/Groups: 6/4. WebThe XL is the only one that works on the GH4 IIRC. I can't speak for the lens, but all the speedboosters I've tested have introduced vignetting. It's possible you've got a slightly …
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WebMar 26, 2024 · The issue is, the Pocket 4K camera has a thinner sensor stack than the GH5, which creates a different optimal focus point. That said, you can use the standard Metabones MFT Speed Booster used for the Pana GH Cameras on the BMD Pocket Camera, but with fast or WA lenses (like the Sigma 18-35 f/1.8) you may have a slight focus shift … WebA new Micro-4/3 mount Speed Booster® adapter designed exclusively for the Panasonic GH4 and other selected Micro Four Thirds cameras (refer to the below camera … can a pa open their own practice
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WebJun 23, 2015 · The Panasonic GH4 has been “4K for the masses” now for just over a year. The G7 is 4K for the “deeply tight”! ... You can put an F1.4 aperture EF lens like the superb … WebOther lenses that I have used and will be talked about in upcoming articles include the Nikon 24-70mm f/2.8 G and the amazing Sigma 85mm f/1.4 prime lens. The Metabones Speed Booster The adapter itself is very compact and it is about as thick as the Panasonic 20mm f/1.7 or the Canon EF 40mm f/2.8 STM pancake lens. WebSigma 18-35mm f/1.8. 10.5-20.3mm f/1.0. 30.7-61.3mm. super fast and stunningly ... Based on diagonal field of view . Table of compatibility and resulting crop factors with different SpeedBooster TM: Supported: Not supported : EF lenses. Image stabilization (IS ... GH4. Lens correction such as peripheral shading, CA and distortion. Focus ... can a panic attack make you dizzy