Showing posts with label Concept. Show all posts
Showing posts with label Concept. Show all posts

Wednesday, April 7, 2010

Miniature cameras - simple concept, small camera containing images

pinhole can invent the simplest type of camera ever, and there is time. These cameras are used for art, entertainment, science and monitoring. You probably have one or know someone who does not. But have you ever thought about the mechanism behind a pinhole camera?

The device is not typical

The pinhole is not a function of traditional cameras and you are used both in its form. Rathertypical camera bag, a pinhole camera using a light-tight box - matchboxes and cereal boxes do. And instead of conventional glass lenses are very, very small hole so big it caused by a PIN.

But do not underestimate the cardboard cameras. Indeed, the results are impressive and sophisticated works of art. The images are only available after the exposure is much better than a normal camera, it is. Blando and crispAt the same time, and the images have an almost infinite depth of field.

Simple concept

This simple device that works well on a simple principle: Optica pin. One side of the box has a small hole. The light from outside the box goes in the hole and the image formed by the camera to one side.

To help you better understand the concept, imagine a big black box. On one side of the room is a small hole and out of the room is a friendKeep a flashlight. Now, this friend of the torch shines through the pinhole, at different angles.

Imagine the wall opposite the hole. This is a small dot is created by the beam of light shone through the hole. As your friend moves the torch, there is little even move the wall.

Now imagine taking this big box and display it in your garden. On the wall opposite the hole, is inverted mirror image of the landscape. Each pointGarden and the beam emits light emitted from the point through the hole, so that the corresponding number of light on the opposite wall.

Each point in the landscape is the output (light through the hole, and reflects on the wall) at a time, so that the entire image is created on the wall.

The largest of the scene and automatically through the hole is a longer process. It also means better results. The image is of courseare tenuous, the hole is very small.

small camera

The pinhole is used in real sizes. But still, it is much smaller than the image above. And instead of a bare wall outside the door, a dark room makes the use of a type of film. The film, which is against the wall, light or image that passes through the hole.

The device creates, with a beautiful view of the fire scene, where aSet the camera. The exposure time is usually half a second to several hours, much longer exposure time of the usual conventional camera. This is because the hole can pass the light at the point but the result is worth waiting for.

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Sunday, February 28, 2010

Pinhole Camera - Simple Concept, Small Camera, Sophisticated Images

Pinholes may be the simplest type of camera ever invented, and this for much longer. These radars are used for art, entertainment, science, and surveillance. You probably have one or know someone who is. But have you ever thought about the mechanism behind a pinhole camera?

Is not typical of the camera

The pinhole is not a normal camera, both in form and function. Insteadthe typical case of a pinhole camera using a light, matchbooks box - and make cereal boxes. And instead of conventional glass lenses, very, very small hole the size of that generated by a PIN.

But do not underestimate the closed session. The fact is that the results are impressive and sophisticated art. The images will be provided after the exposure is much better than her by a film camera. It is sweet, but freshat the same time, and the images of almost infinite depth of field.

A simple concept

This device operates on a simple principle, as simple optical pinhole. One side of the box is a small hole. The light from outside the box through the hole and form an image on one side of the camera.

To better understand the concept of imagination in a big black box. On one side of the room and a small hole outside the room of a friendholding a flashlight. Now, this friend of his lantern shines through the pinhole at different angles.

Imagine the wall opposite the hole. This is a small point created by the beam of a flashlight shining through the hole. When a friend moves the torch, the lowest point also moves around the wall.

Now imagine that this field with other countries and show that in your garden. On the wall opposite the hole will be reversed and the mirror image of the landscape. Each pointGarden and emits the light beam emitted from the point through the hole, so that the corresponding number of light on the opposite wall.

Each point is this landscape (transmission) of light reflected from the hole in the wall and, suddenly, has created a complete picture of the wall.

Beyond the scene, and the hole automatically lead to a longer process. It also means better results. The image is, of course,be low, because the hole is very low.

Small House

True pinhole camera is available in different sizes. But, anyway, is much smaller than the areas mentioned above. And instead of a bare wall opposite the hole, using a pinhole camera in a kind of movie. The film, which is leaning against the wall, brings to light or the image through the hole.

The camera creates a friendly representation of the center of the stage, wherePoint your camera. The exposure time is usually half a second to several hours, far longer than usual exposure of the cameras. This is because the small hole that allows only through a lot of light, but the result is in any case, that is worth the wait.

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