A licensed optometrist shall perform a minimum optometric examination which shall include: Reviewing a patient’s history, past prescriptions and specifications when available; Visual analysis; Ophthalmoscopy of internal eye; Tonometry without anesthetic when indicated or for a patient over 40 years of age; Muscle balance examination; Writing of lens formula and other prescription data when needed as well as specific instructions for future care; and Subsequent progress evaluation when indicated. A licensed optometrist shall maintain thorough records of all testing procedures, results, and case dispositions in accordance with § 4-403 of the Health - General Article. A licensed optometrist shall have on hand all instrumentation and equipment, in good working condition, required to carry out the procedures for the minimum examination under this section.