Farsightedness

A common term for hyperopia.

Fashion Eye Consultant

An optical assistant who helps patients select frames and fills out frame-related fields on the patient’s invoice(s).

Fitting

The measurement and/or adjustment of frames or mountings for the specific visual needs of the customer.

Frame

Plastic or metal structure for holding lenses.

Frame, Combination

A frame whose front consists of a metal chassis with attached trim parts (sometimes known as top rims). These trim parts are typically plastic, aluminum or other metal, and are attached to the top portion of the chassis. Top rims may
serve functional or cosmetic purposes, or both.

Frame, Dress Ophthalmic

A frame for prescription or corrective lenses, intended for ordinary use in correcting or improving vision. Such a frame is not intended for occupational or safety use.

Frame, Rimless

A type of frame that provides no, or only partial, peripheral support for the lenses.

Frames

A book that is published quarterly and lists every frame manufactured along with a price list that all doctors use to establish UCR for frames.

Free-form Lenses

See Lens, HD progressive lenses.

Front

A component of an ophthalmic frame typically consisting of a bridge and eyewires.

Full-spectrum Lens

An ophthalmic lens made from a plastic that transmits approximately 90% of ultraviolet light. (A conventional plastic lens transmits only 10%.)

Fusion

Using both eyes together (referred to as normal when both eyes work together).

Glass or Plastic Lenses

Plastic has replaced glass as the material used in eyewear due to its high impact resistance and cost efficiency. We still do administer and offer glass lenses if medically necessary.

Glass Photochromic Lenses

See Lens, Glass photochromic.

Glasses

Colloquial name for eyeglasses.

Glaucoma

A disease caused by high pressure in the eye. When pressure gets too high, it blocks circulation to the retina and retinal tissue, resulting in a loss of vision and, in severe cases, blindness. Glaucoma is usually controlled by eye drops.

Laser treatment is sometimes necessary when eye drops fail.

Gradient Coat

A lens coating that is darker at the top of the lens, fading to lighter at the bottom.

HD Progressive Lenses

See Lens, HD progressive lenses.

High Luster Edge Polish

Edge of lens is polished from a cloudy appearance to a clear transparent edge.

High-index Lenses

An alternative. choice to plastic lenses. High-Index lenses are comprised of a dense material, resulting in thinner and lighter lenses than those produced from plastic. High- Index lenses are especially useful to those with strong prescriptions, creating eyeglasses that are comfortable to wear without the awkward look of thick lenses. HI 1.74 refers to a lens with a refraction index of 1.74 and is the thinnest lens offered. A HI 1.67 lens has a refraction index of 1.67.