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.
Less common causes of eyelid swelling include disorders that cause generalized body swelling, particularly a type of kidney disease called nephrotic syndrome, bacterial infection of the skin of the eyelids and around the eyes (preseptal or periorbital cellulitis), chronic inflammation of the eyelid margins (blepharitis), and underactive thyroid ...
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.