Free ABO-NOCE Frame Adjustment Techniques by Material Questions and Answers

Question 1

What is the recommended method for heating an Optyl frame for adjustment?

Accepted Answer

A hot air frame warmer

Answer

A hot salt pan

Answer

Hot running water

Answer

No heat is required; it is adjusted cold.

Question 2

When adjusting a pure titanium or titanium alloy frame, what is a key characteristic the optician must account for?

Accepted Answer

It requires significant over-bending to retain the adjustment

Answer

It becomes very brittle when heated

Answer

It can only be adjusted using specialized cold-bending pliers

Answer

It should never be heated above room temperature

Question 3

Adjustments to frames made of nylon or polyamide, often used in sports eyewear, are best performed by:

Accepted Answer

Applying gentle pressure without heat (cold adjustment)

Answer

Using a salt pan for maximum heat

Answer

Immersing the frame in boiling water

Answer

Using a high-velocity hot air blower

Question 4

What is the primary precaution an optician should take when adjusting an older cellulose acetate (zyl) frame that may have become brittle?

Accepted Answer

Apply gentle, uniform heat to make it more pliable

Answer

Cool the frame with water before bending

Answer

Use wide-jawed pliers to distribute pressure

Answer

Avoid any adjustments to the bridge area

Question 5

A frame made of memory metal, such as Flexon, has been bent out of shape. What is the standard procedure to return it to its original alignment?

Accepted Answer

Applying gentle heat to allow it to return to its shape

Answer

Bending it back into shape using two sets of pliers

Answer

Submerging it in an ultrasonic cleaner

Answer

Striking it firmly on a soft surface

Question 6

Which of the following frame materials is hypoallergenic, very lightweight, and corrosion-resistant, making it an excellent choice for patients with skin sensitivities?

Accepted Answer

Titanium

Answer

Monel

Answer

Cellulose Acetate

Answer

Nickel Silver

Question 7

When adjusting the temple fold angle on a stainless steel frame, what is the most appropriate tool to use?

Accepted Answer

Angling pliers

Answer

Your bare hands

Answer

Needle-nose pliers

Answer

A lens caliper