Lesson 3
PRACTICE EXERCISE
1.
What are the main difficulties when using a camera in cold climates?
a.
Batteries and film
b.
Shutters and lenses
c.
Flashes and film
d.
Processing and exposures
2.
When do you lubricate between the lens shutters?
a.
Daily
b.
Weekly
c.
Monthly
d.
Never
3.
What are the main problems with exposures in low temperatures?
a.
Dehydration of films
b.
Stiffness in the shutter mechanism and film sensitivity
c.
Lower emulsion sensitivities and illumination levels
d.
Insolubility, precipitation, and low temperatures
4.
What is meant by winterization?
a.
Preparing equipment for summer operation
b.
Pulling maintenance of all equipment
c.
Preparing film for processing
d.
Preparing equipment for cold weather operations
5.
When can you operate a camera without lubricants?
a.
Only in emergencies
b.
It doesn't matter
c.
Whenever you can
d.
When parts move smoothly
6.
Why is cleanliness so important in cold climates?
a.
Camera equipment will operate even without cleaning
b.
Equipment and film become dehydrated in cold climates
c.
Small pieces of dust or lint can jam the moving parts
d.
Equipment needs to be lubricated on a daily basis
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