2. Rear View
Pros
• Easy interaction with the projection
• Ideal for long halls
• Can be viewed in illuminated rooms
• Great for Command centres
• Clean isntallation
3. Rear View
• Cons
• Space is required behind the projector itself
• Rear projectors are generally more expensive
4. Front view
Pros
• Much bigger Image
• Wide viewing angle
• Allows for keystone correction where the top of the image
is wider than the bottom of the image.
5. Front view
Cons
• Room lighting must be designed for the purpose of Projector
• Projection equipment is often located in the same room as the screen and unless carefully
coordinated creates a new source of noise, glare, distraction, etc.
7. LCD
• Liquid Crystal Display
• 3 different LCD glass panels for Red, Blue, Green(These transfer the image signal to the to projector.
• Cheap home theatre option
8. DLP
• DLP Optical semi-conductor called a DMD chip(Digital micro mirror device)
• Consists of millions of mirrors, that work at 10 different degrees in angles.
• DMD chips can produce 1024 shades of grey.
9. CRT
• Cathode Ray tube- three tubes commonly called guns, These 3 tubes combine colors to create
the image.
• Low picture brightness quality
• Very cumbersome in size
• Can be tuned and refined to a great picture quality.
11. Final Notes
I will wrap up this powerpoint with a few little reminders, CRT Is terrible but can be used
to watch video feeds.
I also would suggest buying a LCD projector for home entertainment uses, and 3d viewing
becomes a lot more affordable.