New answers tagged terminology
The angle of view is a measurement of the view plane area of an optical system in arc degree.
Ultrasonic motor (USM) in this case should not be associated with human being audible frequency. I do not think the lens manufacturer builts it for the reason of no noise during operation, but the advanced simpler control of the lens movement by using the sinusoidal electric wave at the ultrasonic range frequency. Ultrasonic motor is low speed and high ...
"R" stands for Ring and means the lens is equipped with an aperture ring. From Fijifilm's FAQ: http://faq.fujifilm.com/digitalcamera/faq_detail.html?id=110201428&pnum=1833
When viewing a 100% crop you are viewing each pixel at 100% size. In other words each pixel in the photo gets an entire pixel on your computer screen or other viewing screen. When an entire high resolution photo is viewed on most computer monitors or other smaller screens the image must be scaled down to fit. There isn't a standard term for this because ...
"100% crop" means a crop of the image at 100% enlargement (i.e. not scaled down to fit on the screen). I agree the term is totally misleading - it sounds like a 50% crop should be half an image, so 100% crop should be the whole thing! It's a term that's widely used unfortunately, I prefer the term "actual pixels" so I use that wherever possible in the hope ...
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