Hyperphosphatemia is an electrolyte disturbance in which there is an abnormally elevated level of phosphate in the blood. Often, calcium levels are lowered (hypocalcemia) due to precipitation of phosphate with the calcium in tissues. Average phosphorus levels should be between 0.81 mmol/L and 1.45 mmol/L.
If the 'Full Frame' body was using a 24-70/2.8 lens and the 'APS-C' body was using a 16-50/2.8 lens, they would both be capable of almost identical images, but with an aperture of f/2.8 and a subject distance of 7 feet, the 'Full Frame' body would have a DoF of 0.5 feet and the 'APS-C' body would have a DoF of 0.66 feet, about what the 'Full Frame' ...
The standard or normal focal length that gives a similar field of view as that of the human eye is between 45-55mm depending on who you ask. On an APS-C sensor the equivalent range would be range would 28-34mm. If you are looking for a Canon Lens two reasonably priced prime lenses are: 1  EF 28mm f/2.8. 2  EF 35mm f/2.