Quiz 3

Question 1

According to the Boxing System diagram shown, identify the following classification for number 5:

Answer 1

GC (Geometric Center)

Question 2

A frame with a “Hibo” classification is constructed with the endpieces:

Answer 2

at the upper part of the frame

Question 3

A “Library temple curls around the ear and is commonly used for sports.

Answer 3

False

Question 4

The limbal measurement may be used as a reference point in taking monocular PDs.

Answer 4

False

Question 5

Cellulose Acetate is not used anymore because of its high fmallability rate

Answer 5

False

Question 6

Polyamide is a lighweight, durable frame material that is a blend of nylon.

Answer 6

True

Question 7

A Saddle Bridge follows the bridge of the nose smoothly, spreading the weight of the frame.

Answer 7

True

Question 8

A frame with a “fulvue” classification is constructed with the endpieces:

Answer 8

at the very top of the frame

Question 9

A “Convertable” temple is designed to convert the library design that can be converted into the skull design

Answer 9

True

Question 10

A frame with a “regular, or on-line” classification is constructed with the endpieces

Answer 10

at the middle (mid-line) of the frame

Question 11

At what angle is the endpiece classification as “butt end” style cut?

Answer 11

90 degree angle (flat)

Question 12

According to the Boxing System diagram shown, identify the following classification for number 4:

Answer 12

Datum Line

Question 13

According to the Boxing System diagram shown, identify the following classification for number 3:

Answer 13

B

Question 14

The corneal reflection method is the most accurate way to measure a PD.

Answer 14

True

Question 15

According to the Boxing System diagram shown, identify the following classification for number 7:

Answer 15

ED (Effective Diameter)

Question 16

A “semi-rimless” frame is one with no frame attached at all, and must be put together with the lenses using the pieces (mounting/chassis) provided in a bag.

Answer 16

False

Question 17

“IPD” stands for Interpupillary Distance and is the patient’s PD

Answer 17

True

Question 18

Cellulose Nitrate was replaced with Cellulose Acetate due to the explosive nature of cellulose nitrate.

Answer 18

True

Question 19

All gold frames must be classified as 12k, etc, regardless if the frame is pure gold, rolled gold, or gold electroplate

Answer 19

False: rolled and plated do not need to be marked.

Question 20

Cellulose Propionate is a high tech, light weight material that is made by Injection Molding.

Answer 20

True

Question 21

We measure hte patient’s PD so that we can line up the lens optical center with the eye’s

Answer 21

visual axis

Question 22

Titanium is a corrosion resistant metal that is lighter and stronger than stainless steel.

Answer 22

True

Question 23

Riding bow temples are practically straight and hold hte glasses on primarily by pressure against the head

Answer 23

False

Question 24

At what angle is the endpiece classified as “mitre style cut”?

Answer 24

45 degree angle (oblique)

Question 25

Kevlar is a high tech material primarily used in frame components

Answer 25

True