Frame Terminology

Question 1

Frame

Answer 1

Portion of the spectacles that holds the lens

Question 2

Contains the lens

Answer 2

Front

Question 3

Attach the front and hook over the ears to hold the spectacles in place

Answer 3

temples

Question 4

frames without temples

Answer 4

Pince-nez
clip ons
Lorgnettes

Question 5

Parts of the Front

Answer 5

Bridge
Eyewire (Rim)
Endpiece

Question 6

area between the lenses that rests on the nose

Answer 6

Bridge

Question 7

Rim going around the lenses

Answer 7

Eyewire (Rim)

Question 8

outer areas were frame attaches

Answer 8

endpiece

Question 9

Hold temples to the front

Answer 9

hinges

Question 10

can be plastic or silicone pieces that rest on the nose

Answer 10

nose pads

Question 11

part of the temple closests to the front

Answer 11

butt portion

Question 12

area where temple firsts bends down over the ear

Answer 12

bend

Question 13

area between butt end and bend

Answer 13

Shank or Shaft

Question 14

best tyoe of materials for rimless frame mounting

Answer 14

1) trivex (triology 153)

2) polycarbonate

Question 15

Answer 15

nylon cord frame

Question 16

often used as readers

Answer 16

half eye

Question 17

Answer 17

rimless frame mounting

Question 18

Answer 18

semirimless frame mounting

Question 19

only attached nasally

Answer 19

numont mounting

Question 20

Answer 20

saddle bridge

Question 21

Answer 21

modified saddle

Question 22

Answer 22

keyhole bridge

Question 23

very uncomfortable

Answer 23

metal saddle bridge

Question 24

most common temple construction

Answer 24

Skull Temple

Question 25

thermoplastic

Answer 25

bends when heated and retains bent shape (no plastic memory)

Question 26

thermoplastic becomes brittle with age may cause allergies higher quality coated to seal surface and contain a UV inhibitor to prevent color fading when left uncoated, plastic may absorb allergic substances

Answer 26

Cellulose Acetate

Question 27

most common plastic used for frames

Answer 27

cellulose acetate

Question 28

better for injection molding than cellulose acetate less color stability 25% lighter than cellulose acetate

Answer 28

propionate

Question 29

epoxy resin thermoelastic 30% lighter than cellulose acetate might be an option for patients allergic to other plastic materials

Answer 29

Optyl

Question 30

bends when heated and returns to its original shape when reheated (plastic memory)

Answer 30

Thermoelastic

Question 31

high flexibility but looses flexibility unless periodically soaked in water overnight over time becomes brittle now being used combined with other materials for added strength and stability

Answer 31

Nylon

Question 32

``` nylon based materials strong 72% lighter than cellulose acetate hypoallergenic super light ```

Answer 32

polyamide/ copolyamide

Question 33

nylon based used for sports and performance type eyewear wide variety of color possibilities has been combined in frame w titanium to create a strong comfortable frame

Answer 33

Grilamid

Question 34

strong not adjustable used mainly for frame fronts 40% lighter than cellulose limited color options

Answer 34

carbon fiber

Question 35

primarily for sports and safety eyewear high impact resistance resistant to adjustment

Answer 35

polycarbonate

Question 36

mixed with nylon strong lightweight difficult to adjust

Answer 36

kevlar

Question 37

mainly used in sports eyewear and sunglasses | not adjustable

Answer 37

rubber

Question 38

advantages: strong, malleable, resists corrosion disadvantages: 10% of pop may be allergic

Answer 38

pure nickel

Question 39

german silver | contains no silver; 50% copper, 25% nickel, 25% zinc

Answer 39

nickel silvers

Question 40

63-70% nickel, copper, and iron | advantages: resists corrosion and accepts high polish

Answer 40

monel metal

Question 41

advantages: strong lightweight disadvantages: does not solder or weld well. no flexibility (if it bends it will stay that way)

Answer 41

aluminum

Question 42

highly resistant to corrosion strong hypoallergenic

Answer 42

stainless steel

Question 43

``` advantages: lightweight strong corrosion resistant hypoallergenic disadvantages: hard to weld expensive because of manufacturing process ```

Answer 43

titanium

Question 44

100%-90% w no nickel

Answer 44

titanium frames

Question 45

70% with no nickel

Answer 45

beta titanium frames

Question 46

SMA 40-50% titanium, rest is nickel | extremely flexible and returns to its original shape after being flexed or twisted

Answer 46

combination titanium

Question 47

``` metal alloy made from copper and tin advantages takes color well corrosion resistant lightweight ```

Answer 47

bronze

Question 48

lighter in weight than titanium

Answer 48

magnesium

Question 49

Fx9 - copper, magnesium, tin, aluminum

Answer 49

hypoallergenic lightweight malleable

Question 50

genium - carbon, manganese, silicon, chrome, steel

Answer 50

``` hypoallergenic strong lightweight flexible durable ```