Photo Communication – Study Guides |
Date:
Identify:
1. Major types of cameras
2. Types of focusing devices
3. Types of shutters
4. Various speed settings
5. Panning
6. Aperture (F-stops)
(Know equivalencies)
(Know how to computer F-stop)
1. Know the function of
lenses
2. Define light and understand
its properties and how it behaves.
a. Know properties related to wavelengths
b. Know:
Incident light
Reflected light
Angle of incident light
Refracted light
3. Know how a lens forms an image
4. Simple lenses
Know:
a. Positive lens
b. Negative lens
c. Focal point
d. Real image
e. Focal length
f. Virtual image
g. Focal plane
h. Circle of confusion
5. Compound lens
6. Know:
a. Spherical aberration
b. Astigmatismc. Curvature of field
d. Resolving power
e. Flare
7. Speed of lens
8. Know:
a. F# formula (understand relationship between focal length and diameter)b. Image size related to focal length
c. Angle of view
d. Perspective
9. Depth of field
10. Know:
a. Relationship to apertureg. Hyperfocal focussingb. Relationship between lens and subject distance
c. Relationship to focal length
d. Depth of field scale
e. Hyperfocal distance
f. Zone focussing
11. Lens types
Know:
a. Short focal length lenses (names, functions, strengths and weaknesses)
b. Long focal length lenses (names, functions, strengths and weaknesses)
1. Film design (draw and
label cross section)
2. Chemistry of emulsion
3. 6 black and white film
characteristics:
a. Color sensitivity
b. Contrast
c. Light sensitivity
d. Grain
e. Resolving power
f. Acutance
4. Film exposure and density
of negative (H. + D. curve)
5. Correction filters
6. Contrast filters
7. Neutral density filters
8. Polarizing filters
9. Ultraviolet (UV) filters
10. Filter Factors (Exposure
compensation for filters)
1. Define:
a. Exposure
b. Normal exposure
2. Types of light meters - 4 types (by power)
a. Selenium
b. (Cds) cadmium sulfide
c. (Sbc) silicon blue
d. (GAP) gallium-arsenic
phosphide
3. 3 types (by light reception):
a. Reflected light meters
b. Incident light meter
c. Spot meter
4. Using reflected light
meters
a. 18% gray
b. Taking an overall reading
c. Averaging values
d. Varying exposure to alter specific tones
e. Substitute readings
5. Using incident light
meters
6. Using spot meters
7. Built-in light meters
8. (TTL) Through the lens
meters (6 types):
a. Averaging meter
b. Center-weighted meter
c. Bottom-weighted meter
d. Spot meter
e. Dual meter
1. Film developers (3 basic
types)
2. Developing systems
a. One-shotb. Replenishment
c. Compensating/semi-compensating
d. For extreme contrast problems
e. Push-processing
3. Developer ingredients
(4 main) DANGER: OVER-DEVELOPING
a. Agentb. Preservative
c. Accelerator
d. Restrainer
e. Acids
4. Stop Bath
*DANGER OF OVER-STOPPING
5. Fixers DANGER: OVER-FIXING
6. Wash aids
7. Wetting Agents
8. Papers
a. Speedb. Weights
c. Surface
d. Texture
e. Color
f. Contrast