Some important photography notes
* Contrast is a measure of how the tones in the negative compare with the tones in the real scene
* Color temperature is the measure of bluishness or reddishness of light expressed in Kelvins
* Blue light has a higher color temperature at the range of 20000K, reddish light has a lower color temperature at the range of 2000K. Noon light is 5500K
* Bluish filters raise color temeprature. Orange tinted filters lower the color temperature
* Mirror Lock Up - This is the process of locking the mirror in the up position so the mirror does not move until after the exposure is made. Press the shutter button twice to make the shot.
* Shoot at a lenses sharpest aperture which two full stops smaller than the wide open
* avoid increasing the ISO even in dim light
