Decrease in tears, dryness of eye, conjunctivitis, palpebral edema, stye, lacrimal sac infection
strain, refractive errors of eye
or far sightedness etc can all cause blurry vision. Consult an eye specialist.
Commonest cause of dry skin and facial rash is acne. It can also be contact dermatitis due to some cosmetic, lotion, soap etc that you use. Stop the things that come in contact with facial skin one by one and see if there is any improvement. Consult a skin specialist.