Reveiw Questions and Critical Thinking Questions

1. What is a television television television camera? A camara is a light-tight box that contains a light-sensitive material or twisting and a way of letting in a desired amount of light at particular times to create an catch on the light-sensitive material.2. What is a convex lens system? A convex lens is bend the light toward the center of the lens, since unmatchable or both sides of the frosting curve out. It also takes the various rays of light and bends them toward the selfsame(prenominal) point, which ultimately allows an escort to form.3. What three components strike up a film camera? Define each part. The three components argon First is the mechanical element, which is the camera body and the parts associated with it the second one is the optical element, This is differentwise know as the camera lens. Finally, we have the chemical element, which is the film. These three antithetic elements invent up a film camera.4. What is a pentaprism? What job does it do i n the camera? Apentaprism which is a five-sided mirror. The job of the pentaprism is to flip the light from the come across so that the travel a line appears reclaim side up rather than shows the invert orbit that first occurs.5. What are point and shoot cameras? How do they differ from SLR cameras? Point and shoot camerasare those that drop an optical viewfinder, rather than having the self-loading mirror. The image the photographer sees through the viewfinder is not the exact same image that will be recorded. AnSLR, or single lens reflex, camerahas a semiautomatic movement of the mirror, which produces an exact image in the viewfinder, is contrastive from the point and shoot cameras because the point and shoot cameras shows not the exact image that will be recorded, and the SLR show a exact image.6. What is JPEG? What considerations have to be kept in mind with JPEG? JPEG is the default file format in many digital cameras on the market today. We need to consider JPEG has an of the essence(predicate) drawback to this space-saving advantageit is compressed in a lossy manner, which means that some(a) of the data is lost. The more the image is compressed (the smaller the size of the file), the more information from the image is lost.7. What is the difference between optical and digital soar upwards? Optical zoomworks like a telephoto lens, the image quality remains the same as the image is magnified.Digital zoomcrops the image and enlarges the cropped image to fill the frame of the camera. This means that the digital zoom more often than not results in a loss of quality in the image. They are different because Optical zoom remans the same as the image is magnifi finisht, and digital zoom enlarge the cropped image to fill the frame of the camera.8. What are the steps you croupe take to create a pinhole camera? Have you tried to make one? First, youll want to cut the turgid oatmeal box (or other cardboard type tube or round container) in half, exit the bottom of the container in place, so that you have two short round pieces or tubes.Place a piece of arise paper over one of the open ends of the round container and tape it in place. Once you have this done, cast off the oatmeal tube back together again so that the wax paper is in the spirit of the tube. Wrap tape around the middle of the tube where the two pieces join together, making the tube as opaque as possible. Finally, create a small pinhole in the bottom of the container. instanter youre ready to try out your pinhole camera. Im passing play to try to make one.9. What are some of the differences between film and digital cameras? Which one do you prefer? Digital cameras digital cameras create files that are relatively large, digital images do not require processing for viewing, use an electronic image sensor to digitally record an image, Some digital cameras can also be used to create video in addition to still photographs. Digital cameras create photographs that ar e made up of pixels. Film cameras film mustiness loaded into cameras and developed in light-tight conditions, this drives up the cost of developing and printing film-based images, ilm negatives or final prints must be scanned prior to computer manipulation, some color prints can spend over time. I prefer digital camara.10. What are some advantages of world able to see an image right after youve taken it (such as with an instant camera or being able to review the image on a digital camera)? With a digital camera you can basically take as many photos as you like until you get the perfect image. If you dont like the way your photo has moody out you can simply delete it and take it again. This can be done because you can view the photo seconds after youve taken it, is fitting perfect to have this camaras, and be able to see the image right after youve taken it.