Unit 4⃣-Repairs Flashcards
An “easy out tool” is used to…
Extract broken screws
Better Grade Opthalmic Tools…
Use better grade steel.
Have padded handles.
Have highly machined box joint construction.
All of the above.
All of the above.
Loose hinge/shield combinations can be tightened by…
Using a stalking set.
Using hot fingers.
Using a spring punch.
A and C only.
A & C only.
To have an effective repair center/area…
A wide selection of new parts should be available.
Parts should be saved from old frames.
An area with tools and equipment should be set up for that purpose.
All of the above.
All of the above.
To replace the upper lining in a semi-rimless frame, you should use…
Figure 8 liner.
To restore barrel threading for a hinge…
The correct size tap must be used.
A tap and snap screw could be used.
Must be drilled out.
A and B only.
A and B only.
After all major repairs the frame should be bench aligned and adjusted to the patient at dispensing.
T/F?
True
An ultrasonic cleanser is an effective tool because…
It can clean off deep corrosion on a frame.
It can help uncover cracks and weakness.
It can help loosen tight screws.
All of the above.
All of the above.
Modern hot air warmers are preferred over bead pans due to the fact that….
Safer to use on today’s frames.
Less chance of burning or melting a frame.
Adjustable heat and cooling modes.
All of the above.
All of the above.
To restore the slot on a screw head…
A knife file can be used.
A tool that is used to replace hidden hinges in zyl frames is called…
Hot fingers.
Punching out a screw is the least desirable method because it can weaken a hinge and destroy barrel threading.
T/F?
True.
An advantage of using a gas torch over an electric solder machine is…
A pin point flame is possible.
Easier to use and learn.
Less chance of damaging the frame.
All of the above.
All of the above.
To peen over screws…
A hammer and anvil can be used.
A spring punch can be used.
A staking set can be used.
All of the above.
All of the above.
To keep screws from loosening and falling out….
A lock-tight could be applied to screw heads.
A drop of nail polish can be applied to screw heads.
Screws can be peened over.
All of the above.
All of the above.
