1. The Camera Obscura was seen as a drawing tool for a clearer and realistic portrayal of objects.

2. Uricchio, William. "There's More to the Camera Obscura than Meets the Eye. " Manuscript.

3. It was taken with a camera obscura (an ancient optical device used for entertainment and drawing) and took eight hours to expose – hence the sunlight falling on both sides of the building.

4. Here Mr. Ephraim Chambers was abbreviating two words camera obscura which is Latin for “darkened room.”

5. The photograph was made using a camera obscura and a sheet of pewter coated with bitumen of Judea, an asphalt that when exposed to light, hardened permanently.

6. He used a camera obscura, which was a primitive camera.

7. "A Parallel Image" is an electronic version of camera obscura.

8. Alhazen also invented the camera obscura, a precursor to the modern camera.

9. Household items allow the junior magician to make an erupting volcano and camera obscura, hypnotise books and see water flow uphill.

10. The programme points out that Leonardo was fascinated with optical equipment and his notebooks contain one of the earliest drawings of a camera obscura.

11. According to this theory, the image was made with the aid of a magic lantern, a simple projecting device, or by means of a camera obscura and light-sensitive silver compounds applied to the cloth.

12. The utility model relates to a color TV projection amplifier which is composed of a machine frame, guide rails, lenses, apertures, a telescopic camera obscura, a camera obscura interface,[http://] etc.

13. Experimenting with mood and texture, he turned a floorless tent into a camera obscura.

14. The photo was created using the centuries-old principle of" camera obscura" after a gumball-size hole was opened in the hangar's wall, allowing a tiny beam of light to enter.