The YN 25mm f/1.7 Prime Lens from Youngnuo is a standard focal length prime lens for Micro Four Thirds mirrorless cameras. It is the equivalent perspective of a 50mm focal length for 35mm format. This standard-length lens is suitable for use for landscapes, portraiture, street photography, night scenes, and indoor photography. The bright, fast f/1.7 aperture allows use in in low light situations and combines with the 7-blade aperture for creamy bokeh. The high precision STM stepper motor achieves fast, quiet and precise focus, and the focusing ring can be rotated to full-time manual focus. The lens barrel features an AF/MF focus switch, allowing autofocus or manual mode focus selection.

Micro Four Thirds Format    Aperture Range: f/1.7 to f/22    1x Ultra-Low ED, 2x Aspheric Elements    Minimum Focus Distance: 7.9"    Multicoated Optics    7 Element in 6 Groups    STM Stepping Autofocus Motor    AF / MF Mode Selector Switch    7-Blade Diaphragm    Front Filter Size: 52mm

Related Questions and Answers

Q: 1. If zoom is manual (mechanical), or powered by wire?

A: The Yongnuo 12-35mm f/2.8-4M Lens (Micro Four Thirds) zoom is powered by wire.

Q: 2. Does this lens work with Sony a7iii?

A: The Meike MK-25mm f/1.8 Lens for Sony E is compatible with the Sony A7III, but it is an APS-C lens and the Sony A7III is a full-frame camera, so it will crop the full-frame sensor—less than half of the available megapixels will be used.

Q: 3. Is this lens compatible with an Olympus om-d e m10?

A: Yes.

Q: 4. Is it compatible with Bkackmagic pocket cine camera 4K ?

A: Yes it is compatible with Bkackmagic pocket cine camera 4K

Q: 5. Best lens hood to go with this lens?

A: Any standard size 49mm hood will work, click the link below to view; https://www.bhphotovideo.com/c/products/Lens-Hoods/ci/2226/N/4077634523?filters=fct_lens-angle-coverage_6374%3Astandard%7Cwide-angle%2Cfct_thread-size_100%3A49mm

Q: 6. Does this lens work with Sony alpha 6400

A: Yes this lens is compatible with the Sony A6400. It is important to note that the camera must be used in manual exposure mode and set for "Shoot w/o Lens" in order for this lens to function properly.

Q: 7. Can this lens fit Pansonic G5 and GM1?

A: The Yongnuo YN 42.5mm f/1.7 M II Lens for Micro Four Thirds is compatible with the Panasonic Lumix G5 Mirrorless Micro Four Thirds Digital Camera and the Panasonic Lumix DMC-GM1 Mirrorless Micro Four Thirds Digital Camera.

Q: 8. Is this lens compatible with the Panasonic gh5?

A: Yes, Meike MK-25mm f/1.8 Lens for Micro Four Thirds is fully compatible with Panasonic Lumix DC-GH5 Mirrorless Micro Four Thirds Digital Camera. The lens has a micro 4/3 mount to connect directly to the camera. Please keep in mind this lens has no contacts to interact with the camera electronically.

Q: 9. Does this lens work with autofocus of Canon M50?

A: No, this lens is MF only.

Q: 10. Does it allow for ND Filters to be screwed on?

A: Yes, it takes 49mm filters.