Holography is a technique which enables three-dimensional images to be made. It involves the use of a laser, interference, diffraction, light intensity recording and suitable illumination of the recording. The image changes as the position and orientation of the viewing system changes in exactly the same way as if the object were still present, thus making the image appear three-dimensional.
Whether you use web-based email services or desktop email clients to manage your account, emails are used for business and personal communication by almost everyone. […]
The Adobe Acrobat PDF (Portable Document Format) software throws out an “Acrobat failed to connect to a DDE server” error message for some users. That […]