Holographic Display Technology

1. What is a holographic display?

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

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

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

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

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

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) Diffraction
C) Refraction
D) Scattering

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

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

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 provides coherent light needed to create interference patterns for holograms.
D) It generates heat to activate holographic materials.

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 adjusts the color temperature of the holographic display.
C) It controls the phase and amplitude of light waves to create desired images.
D) It provides touch interaction for the holographic images.

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

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

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

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

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