Trombone music, along with music for euphonium and tuba, is typically written in concert pitch in either bass or tenor clef, although exceptions do occur, notably in almost all brass-band music where tenor trombone is presented as a Bâ­ transposing instrument, written in treble clef.
Basic Manual settings for cool visual effects. A Little About Exposure: Exposure is the amount of light a digital camera's sensor captures when a photo is taken. Too much light results in a washed out photo (overexposed). Too little light and the photo will be too dark (underexposed).
Camera obscura (Latin for dark room) is the natural optical phenomenon that occurs when an image of a scene at the other side of a screen (or for instance a wall) is projected through a small hole in that screen and forms an inverted image (left to right and upside down) on a surface opposite to the opening.