Operation of OHP, LCD & SLIDE PROJECTOR

1. OPERATION OHP,
LCD & SLIDE
PROJECTOR
By ; Sittie Sirad

2. Overhead
Projector
Advantages
Effective Use Of OHP
Progressive Disclosure
Techniques
Overlaying Techniques
Overhead Projection
Techniques
a variant of a slide projector that
is used to display images to an
audience .
Classroom
Business
Corporate films

3. Advantages
Easy to operate instructor can guide
his audience
large as necessary both seen exactly
the same by the S
and T
Can write
information with
ease
It is easy for the S
and T to create their
own materials.

4. Overhead Projection Techniques You
CAN:
show pictures and
diagrams
pen or wax-based
pencil
covering the
transparency using
a sheet of paper
show three-
dimensional object
from the stage of the
projector
rearrange elements of
diagrams or problems.
project on an
adjacent screen
other visual
materials like slides

5. face your students Place your OHP to
your right if you are a
right handed.
Don’t talk to the
screen
Avoid too large
tables, come up with
graphic presentation.
The presentation
must be readable
from afar.
Use simple colors to
add effective
emphasis.
Don’t read your text Avoid too much text
Effective Use Of OHP

6. LCD ( liquid
Crystal
Display)is the technology used
for displays in notebook
and other smaller
computers
LCD TV
computer
monitor
instrument
panel
Flight
instruments
Application
Digital
camera
Watch
electronic
calculator
Mobile
phone
Smartpho
ne
Small LCD screens

7. Advantages
Teacher to
communicate
Easy set-up Professional
product
Enhance
learning
experience
Presentation
software “live
Captivate the
attention of
the students

8. Limitations
Longer to
produce
More
expensive
Time-
consuming
Clarity on
the some
models is
a prior.

9. Slide projector-is a specialized projector
which has been designed to be use with
slides.Advantages
Vivid colors
Can be run
automatically
Inexpensive
Disadvantages
Can easily misaligned
Trays spill easily
Must be shown in a dark
room
Cannot easily change the
order of the slides