VERIFIED SOLUTIONS 2026
The system of measurement that is used to standardize
frame/lens measurements is known as:
Boxing system
The widest measurement of an eyewire is always:
Ed
The lens option that reduces transmission of horizontal light
rays through the lens:
Polarization
The lens option that reduces lens' surface reflections:
Ar coating
The lens option that reduces transmission of harmful light rays
through the lens:
Uv protection
, The lens option that causes the lens to change colorl
Photochromics
Vertex distance refers to:
The position of the lens from the cornea
Vogel's theory is used to calculate:
Lens base curve
Subtracting the patient's pd from the frame dbc is used to
calculate:
Decentration
Many sources of information are available to hcc opticianry
students. Opticianry courses require textbooks and __________
for each course as reference materials.
Course packs
An occupation that requires extensive training and the study
and mastery of specialized knowledge is known as:
Profession