Fisher Stereomaster Microscopes; Total Magnification: 30X and 60X

In this article, I’ll introduce you to the basic elements that you can use to control exposure in your shooting. If you have a digital SLR, there will be a way to set all of these controls on your camera, but since they differ between manufacturers and models, you’ll need to refer to your camera’s manual to find out exactly how to change them. All cameras, whether an ancient film camera, or a more modern digital, work in pretty much the same way. Photographs are taken by letting light fall onto a light-sensitive medium, which records the image. Traditionally, this has been film, but more recently, it tends to be a digital sensor. The more light that falls onto the film or sensor, the lighter the image. Put simply, a camera consists of a light-tight box that stores a light-sensitive device (either a film or a digital sensor), a lens that magnifies and focuses the image onto that light-sensitive device through a hole in the box (called the aperture) , and a shutter that opens ...

If you are planning on purchasing a camcorder, you should be familiar with the types of camcorders and how they can benefit your specific needs. The formats of video cameras include, VHS, VHS-C, 8mm, Hi8, Mini Digital Video (Mini DV), DVD and Digital 8. Each format has its pros and cons VHS The VHS format is the oldest type of camcorder. This type of video camcorder is fast becoming outdated, because you can only play back the video on a VHS VCR system. VHS camcorders are not nearly as clear as digital video camcorders that offer clear video with 540 lines of resolution, VHS video cameras only offer 240 lines of resolution. They also weigh more and are much more bulky, that dv camcorders. You can only find these video camera used because their technology is now outdated. VHS-C The VHS-C format offer 240 lines of resolution, just like VHS. These analog camcorders come in a smaller size that the VHS camcorder models, but use the same technology. The video tapes u ...