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What is USM? Photography terms explained - EOS …
- https://www.eos-magazine.com/articles/eospedia/what-is/usm.html
- Photography terms explained. USM: ULTRASONIC MOTOR. USM stands for Ultrasonic motor. It’s a type of motor used in Canon EOS lenses. This is the motor which drives the autofocusing. Non-USM lenses often use an arc form drive …
What do the letters USM on your Canon SLR camera lens mean?
- https://www.slrphotographyguide.com/usm-lens/
- If you notice your Canon digital SLR camera lens has the letters USM written on the side, it means the lens has a small motor built into the body. Hence, USM is …
Unsharp masking - Wikipedia
- https://en.wikipedia.org/wiki/Unsharp_masking
- Unsharp masking (USM) is an image sharpening technique, first implemented in darkroom photography, but now commonly used in digital image processing software. Its name derives from the fact that the technique uses a blurred, or "unsharp", negative image to create a mask of the original image.
* USM (Photography) - Definition - Lexicon & Encyclopedia
- https://en.mimi.hu/photography/usm.html
- ~ - Abbreviation for UnSharp Masking, a means of creating additional definition in the edge transition areas of an image in order to retain detail. ~ Stands for ultrasonic motor, a fast, low-noise autofocus motor used by some Canon lenses. UV filter An optical filter that absorbs ultraviolet (UV) radiation.
Event Photography | Image Center | The University of …
- https://www.usm.edu/image-center/event-photography.php
- Event Photography. For your event photography needs or special out-of-studio portrait needs, please contact our office to speak with one of the photographers about location shoot. Staff photographers are available to photograph your group at the location of your choice. Contact us for more details. If you have an upcoming event you would like ...
Canon STM Vs USM- What is the Difference - Ehab photography
- https://ehabphotography.com/canon-stm-vs-usm-what-is-the-difference/
- USM (Ultrasonic Motor) This was the first Ultrasonic Motor technology introduced for AF lenses in the 90s by Canon. USM is the most widely used AF motor type in the Canon EF lens range to date. Common to all USM motors is the fact that that they convert ultrasonic vibration energy into rotational force to move the lens.
STM vs USM For Photography: Which Canon Technology …
- https://chasingheartbeats.com/stm-vs-usm/
- USM stands for Ultra Sonic Motor. The ultrasonic motor is the most popular kind of motor for autofocus lenses and most Canon lenses have an ultrasonic motor powering the focus mechanism. In Canon USM lenses, ultrasonic vibrations are converted into rotational energy which is used to move the lens.
Portraits and Headshots - University of Southern …
- https://www.usm.edu/image-center/portraits-and-headshots.php
- Portraits and Headshots. Southern Miss Image Center offers quality quality portaiture for both professional and personal needs. Arrange a consultation or book your photography session as early as possible by calling 601.266.4149 during our business hours (Monday-Friday, 8AM - 5PM).
List of abbreviations in photography - Wikipedia
- https://en.wikipedia.org/wiki/List_of_abbreviations_in_photography
- USM: Ultrasonic motor. An autofocus motor (Canon brand lenses). VR: Vibration reduction (Nikon brand), see IS in general usage WR: Weather-resistant (mainly Pentax brand). Cameras and lenses with water resistant seals. References ... The Glossary of Digital Photography.
USM - Definition by AcronymFinder
- https://www.acronymfinder.com/USM.html
- University of Southern Maine (Portland and Gorham, Maine, USA) USM: Universiti Sains Malaysia: USM: University System of Maryland: USM: Universal Storage Module (standard) USM: Union Square Music (UK) USM: User-based Security Model (Simple Network Management Protocol) USM: Universal Subscription Mechanism: USM: Unstoppable Sex Machine (band ...
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