![Review: The DJI Action 2 reimagines action camera design, but can't beat physics: Digital Photography Review Review: The DJI Action 2 reimagines action camera design, but can't beat physics: Digital Photography Review](https://www.dpreview.com/files/p/articles/7358589527/JeanetteDMoses-djiaction2-1731.jpeg)
Review: The DJI Action 2 reimagines action camera design, but can't beat physics: Digital Photography Review
![Amazon.com : Panasonic LUMIX G Lens, 25mm, F1.7 ASPH, Mirrorless Micro Four Thirds, H-H025K (USA Black) : Electronics Amazon.com : Panasonic LUMIX G Lens, 25mm, F1.7 ASPH, Mirrorless Micro Four Thirds, H-H025K (USA Black) : Electronics](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/71Y6iYShgIL.jpg)
Amazon.com : Panasonic LUMIX G Lens, 25mm, F1.7 ASPH, Mirrorless Micro Four Thirds, H-H025K (USA Black) : Electronics
![Field review: Panasonic Lumix G 25mm F1.7 ASPH - compact, affordable and capable: Digital Photography Review Field review: Panasonic Lumix G 25mm F1.7 ASPH - compact, affordable and capable: Digital Photography Review](https://1.img-dpreview.com/files/p/E~TS940x788~articles/3264890176/product/Lumix-G-25mm-F1.7-6.jpeg)
Field review: Panasonic Lumix G 25mm F1.7 ASPH - compact, affordable and capable: Digital Photography Review
![The lens is a vivitar 50mm f1.7. I understand the aperture and focusing ring . But what do the markings in the middle mean ? Can anyone please elaborate ? : r/AnalogCommunity The lens is a vivitar 50mm f1.7. I understand the aperture and focusing ring . But what do the markings in the middle mean ? Can anyone please elaborate ? : r/AnalogCommunity](https://preview.redd.it/zt5kykgfqem61.jpg?auto=webp&s=15d8896fe5178e44ceb75e17b50ba1b4b52f161f)