At the moment I do not have the time to translate the whole website, but some articles and videos are available in English.
Articles in English
SLR Magic 8mm F4 sample video and images
Review Olympus M.ZUIKO DIGITAL ED 25mm 1:1.2 PRO
Olympus M.Zuiko 25mm F/1.2 Pro vs. Olympus M.Zuiko 12-40mm F/2.8 Pro Sharpness Comparison
ZY Optics Mitakon Speedmaster 25mm f0.95 Review
Panasonic 25mm F1.7 vs. Mitakon 25mm F0.95 sharpness comparison
Autofocus Noise of the Panasonic 25mm F1.7
Full Review of the Panasonic Lumix G 25mm F1.7
Micro Four Thirds Standard Zoom Lens Review
Olympus M.Zuiko 25mm 1:1.8 vs. Panasonic Lumix 1:1.7/20mm Sharpness Comparison
New M43 and APS-C C-Mount Lenses
Videos in English
Olympus M.Zuiko 25mm F/1.2 Pro vs. Olympus M.Zuiko 12-40mm F/2.8 Pro Sharpness Comparison
Olympus M.Zuiko 25mm F/1.2 Pro Unboxing & Size Comparison Video (English)
Mitakon 25mm F0.95 Full Review
Panasonic 25mm F1.7 vs. Mitakon 25mm F0.95
Panasonic 25mm F1.7 Autofocus Noise
Zhongyi Mitakon Speedmaster 25mm f/0.95 Unboxing
Panasonic Lumix 25mm F1.7 Full Review
Panasonic Lumix G 25mm F1.7 Unboxing
Panasonic MEGA O.I.S. vs. POWER O.I.S. for video shooting
Micro Four Thirds Standard Zoom Lens Review
Noname FT-MFT Adapter vs. Olympus MMF-1 Comparison
Pentacon 2.8/29 vs. Pentacon 3.5/30 Comparison Review
Probably the worst lens of the world (Hanimex Hanimar 28mm 1:2.8 review)