When testing the Dial Indicator, one of the points must be near. the lower limit that the instrument can measure, another somewhere. in the middle, and the third near the upper limit. 4. Use a conversion factor of 25.40 mm/in to convert gauge block.
Eyelid swelling has many causes (see Some Causes of Eyelid Swelling). It usually results from an eyelid disorder but may result from disorders in and around the orbit or from systemic disorders that cause generalized edema. The most common causes are allergic, including.
1 Mosquito bites are a common cause. It can also be from an irritant e.g. food transferred to the eye by the hands.  Suspect mosquito bites if there are bites on other parts of the body. Insect bites of the upper face can cause the eyelid to swell.