pinhole sentence in Hindi

Examples

1. Pinhole glasses do not actually refract the light or change focal length.
2. The crispest image is obtained using a pinhole size determined by the formula
3. The modern Diana F + offers four apertures, including a pinhole.
4. I made a pinhole camera and used photo paper as the negative.
5. He started to use a pinhole camera for creation of impressionistic photography.
6. Reptiles also have eyes the size of pinholes or protected by valves.
7. The development of the pinhole occluder goes back to 1940.
8. This allows gradual pressure equalization, like a pinhole would.
9. His main interest in photography is landscapes and pinhole photography.
10. How much are you actually seeing with the eye through pinhole here?