Holographic Display Technology

1. What is a holographic display?

A) A type of transparent projection screen.
B) A technology that projects 3D images in space.
C) A device used for virtual reality gaming.
D) A type of flat screen monitor.

2. Which technology is commonly used in holographic displays to generate images?

A) Cathode Ray Tube (CRT)
B) Digital Light Processing (DLP)
C) Liquid Crystal Display (LCD)
D) Plasma display technology

3. What is the term for the process of creating a holographic image?

A) Holomaking
B) Holography
C) Holoforming
D) Holoimaging

4. Which industry has shown interest in using holographic displays for product visualization?

A) Transportation
B) Retail
C) Agriculture
D) Construction

5. Which term describes the phenomenon where two light waves combine to create a new wave pattern?

A) Diffraction
B) Refraction
C) Interference
D) Scattering

6. How does a holographic display differ from traditional 3D displays?

A) Traditional 3D displays use special lenses to create depth perception.
B) Traditional 3D displays require specific lighting conditions for optimal viewing.
C) Holographic displays have lower resolution than traditional 3D displays.
D) Holographic displays project true 3D images in space without the need for glasses.

7. What is the term for the apparent bending of light waves around obstacles?

A) Diffraction
B) Refraction
C) Scattering
D) Interference

8. What is the concept of 'autostereoscopy' in relation to holographic displays?

A) It enhances the resolution of holographic images.
B) It provides a touch-sensitive interface for holographic displays.
C) It projects 3D images onto a physical surface.
D) It enables viewing 3D images without the need for special glasses.

9. What role does the laser play in the creation of holographic displays?

A) It generates heat to activate holographic materials.
B) It controls the brightness and contrast of the holographic image.
C) It provides coherent light needed to create interference patterns for holograms.
D) It scans the physical objects to be holographed.

10. What is the function of a spatial light modulator in a holographic display?

A) It provides touch interaction for the holographic images.
B) It controls the phase and amplitude of light waves to create desired images.
C) It enhances the 3D effect by adjusting viewing angles.
D) It adjusts the color temperature of the holographic display.

11. What is the name for the visual effect where a holographic image appears to change based on the viewing angle?

A) Parallax
B) Flicker
C) Glitch
D) Flux

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