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Visuals Projection Screens Projection Screens Projection Screens Projection Screens Rule of Thumb for Viewing Angles and Distances Screen Projector Rule of Thumb for Viewing Angles and Distances Screen Silver Lenticuler 40 o Projector Rule of Thumb for Viewing Angles and Distances

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rule of thumb for viewing angles and distances7
Rule of Thumb for Viewing Angles and Distances

Screen

Silver Lenticuler

40

o

Projector

rule of thumb for viewing angles and distances8
Rule of Thumb for Viewing Angles and Distances

Screen

Silver Lenticuler

Matte White

40

o

30

o

Projector

rule of thumb for viewing angles and distances9
Rule of Thumb for Viewing Angles and Distances

Screen

Silver Lenticuler

Matte White

Glass Beaded

40

o

30

o

20

o

Projector

rule of thumb for viewing angles and distances10
Rule of Thumb for Viewing Angles and Distances

Screen

Silver Lenticuler

Matte White

Glass Beaded

Sun Screen

40

o

30

o

20

o

15

o

Projector

rule of thumb for minimum and maximum viewing distances
Rule of Thumb for Minimum and Maximum Viewing Distances

Screen

2 to 6 rule

Silver Lenticuler

Matte White

2x width

of image

Glass Beaded

Sun Screen

6x width

of image

40

o

30

o

20

o

15

o

Projector

slide19

Vertical

Keystoning

slide20

Horizontal

Keystoning

chalkboard dry erase board white board flipchart
ChalkboardDry Erase BoardWhite BoardFlipchart
  • Inexpensive
  • Easy to use
  • Widely available
  • Chalk dust
  • May Require practice and prep work to use effectively
non projected materials legibility
Non-projected MaterialsLegibility
  • 8 feet 1/4 inch (18 pt)
  • 16 feet 1/2 inch (36 pt)
  • 32 feet 1 inch (72 pt)
  • 64 feet 2 inches (144 pt)

Max. Anticipated Min. Letter Height

Viewing Distance (Lowercase m)

One point is equal to .013836 inch

overhead projectors
Overhead Projectors
  • Bright
  • Use different colors
  • Prepare materials well before class
  • Face students while writing
  • Bulky and difficult to transport
  • User must stand in one place
  • May require extra preparation
  • Film expensive
overhead
Overhead

Maximum Max. Ratio Min. Letter Hgt.

Viewing of Letter Hgt. (Lower case m)

Distance to Hgt. of for area 6”x9”

Artwork Area

  • 8H 1 to 50 1/8 inch
slide projector
Slide Projector
  • Vivid colors
  • Can be run automatically
  • Inexpensive
  • Slides easily misaligned
  • Trays spill easily
  • Darkened room
  • Order easily changed
slides
Slides

Maximum Max. Ratio Min. Letter Hgt.

Viewing of Letter Hgt. (Lower case m)

Distance to Hgt. of for area 6”x9”

Artwork Area

  • 8H 1 to 50 1/8 inch
filmstrip projector
Filmstrip Projector
  • Vivid colors
  • Can be run automatically
  • Inexpensive
  • Filmstrips tear
  • Fixed order
  • Darkened room
  • Dated material?
filmstrips
Filmstrips

Maximum Max. Ratio Min. Letter Hgt.

Viewing of Letter Hgt. (Lower case m)

Distance to Hgt. of for area 6”x9”

Artwork Area

  • 8H 1 to 50 1/8 inch
slide29
Film
  • Multimedia format
  • Juxtaposes time and space
  • Color
  • Depicts movement, animation, process, time, space
  • Equipment is heavy and expensive
  • Film is expensive
  • Subdued light
  • Knowledge and availability of equipment
  • Film not used much anymore
film frame
Film frame

Maximum Max. Ratio Min. Letter Hgt.

Viewing of Letter Hgt. (Lower case m)

Distance to Hgt. of for area 6”x9”

Artwork Area

  • 8H 1 to 50 1/8 inch
video
Video
  • Easy to operate
  • Normal room lighting
  • Easy to move forward or back
  • May be edited
  • Knowledge of equipment
  • Video projectors expensive for large groups
slide32
DVD
  • Best quality video and sound
  • Very easy to cue
  • Integration with computer
  • Compact and easy to transport
  • Knowledge of equipment
  • Video projectors expensive for large groups
video dvd
Video/DVD

Maximum Max. Ratio Min. Letter Hgt.

Viewing of Letter Hgt. (Lower case m)

Distance to Hgt. of for area 6”x9”

Artwork Area

  • 16H-24H 1 to 25 1/4-3/8 inch
direct projection system
Direct projection system

Stage

Lamp

Condenser

Lens

Objective

Lens

indirect projection system
Indirect projection system

Condenser

Lens

Objective

Lens

Mirror

Stage

with

slide

Lamp

16 mm film projector
16 mm film projector
  • Visual system
  • Mechanical system
  • Audio system
    • Magnetic
    • Optical
16 mm film projector41
16 mm film projector
  • Visual system
    • 24 frames per second
    • Persistence of vision
    • Film actually stops for 1/24 of a second
16 mm film projector42
16 mm film projector
  • Visual system
  • Mechanical system
  • Audio system
    • Magnetic
    • Optical
16 mm film projector43
16 mm film projector
  • Audio system
    • Magnetic
      • Picture 22 frames behind audio
      • Tape recorder/player
    • Optical
      • Picture 26 frames behind audio
      • Exciter lamp
indirect projection system46
Indirect projection system

Mirror

Objective

Lens

Slide

Fresnel

lens

Lamp

opaque projector52
Opaque projector

$100 - $900

document camera55

Document Camera

$1200 - $8000

computers57

Computers

  • Multi-media/HyperMedia programs
  • Movie/video programs
computers58

Computers

$500 - $5000

slide60

CD/DVD

  • 4.7” in diameter
  • 1.2 mm thick
  • center hole 15mm in diameter
  • reads from middle-out
slide61

CD/DVD

  • Thickest layer: transparent acrylic
  • Middle layer: aluminized reflecting “signal surface
  • Thin lacquer coating and label
slide62

CD/DVD

  • Pits
  • Lands
  • Laser

land

land

land

land

pit

pit

pit

pit

video data projector64

Video/Data Projector

$1000 - $10,000

effective color contrast
Effective Color Contrast
  • Lighthouse International
what do colors mean

What do colors mean?

How colors affect people’s moods.

slide80
Red
  • Stimulates appetite and energy levels
  • Says “touch me” and is used on buttons and knobs
  • Associated with love, passion, impulsiveness, anger and spicy foods
  • Great in dining rooms
slide81
Pink
  • Associated with sweets (as in candy) and the sweetness and innocence of young girls
  • Evokes a short-term calming response
  • Warn color, it makes people appear to have a healthy glow
slide82
Blue
  • Most popular color
  • Helps lower blood pressure
  • Associated with trust (True Blue) and dependability
  • Often chosen by people that like to spend time alone
yellow
Yellow
  • Provides a short burst of positive reinforcement but can be disturbing over long periods of time
  • Associated with sunshine
  • Least popular color
  • Associated with cowardice
  • Popular in hallways
green
Green
  • Evokes feelings of relaxation and quietness
  • Easiest color on the eye
  • Promotes concentration
  • Associated with spring and new beginnings
orange
Orange
  • Associated with vigor, boldness and exuberance
  • Behavioral responses include activity and gregariousness
purple
Purple
  • It can reduce blood pressure and suppress the appetite
  • Associated with royalty and religion
brown
Brown
  • Associated with comfort, reliability and warmth
slide88
Grey
  • Non-assertive
  • Suggests confusion but is also associated with intelligence
  • Indicates discipline and planning
black
Black
  • Traditionally associated with death
  • Now a color of elegance
  • Suggests power, intimidation and mystery
white
White
  • Suggests purity, innocence, and cleanliness
  • May evoke a sense of sterility
  • Great in kitchens
colorgenics
Colorgenics

MoodAnalysis

nine deadly presentation sins
Nine Deadly Presentation Sins
  • Letter fonts ornate
  • Too many fonts
  • Font size too small
  • Busy background
  • Color combinations
  • Crowding
  • Screen time
  • Special effects
  • Text only
  • Avoid fancy fonts
  • Limit to one or two
  • Follow guidelines
  • Keep it simple
  • Follow guidelines
  • Single concept
  • Progressive disclosure
  • Be consistent
  • Include some graphics