Holographic Display Technology

1. What is a holographic display?

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

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

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

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

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

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

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

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

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

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

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

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

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

8. 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.

9. 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.

10. 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 project true 3D images in space without the need for glasses.
D) Holographic displays have lower resolution than traditional 3D displays.

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

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

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