Holographic Display Technology

1. What is a holographic display?

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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