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Topic: Virtual image


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In the News (Thu 16 Feb 12)

  
  On-demand virtual image streaming and software distribution with AppStream NOW   (Site not responding. Last check: 2007-10-11)
However, the sheer size of the typical virtual image has hindered their deployment in bandwidth-limited scenarios, preventing or severely limiting virtual image distribution to remotely distributed or mobile end users.
AppStream's Virtual Image Distribution solution also enables IT to maintain existing user settings and data when updating images, and enables a single image to be distributed to multiple users who are recognized as unique domain participants.
The virtual image can provide a secure "sandbox" enabling home users to use line of business applications from their home PC without requiring open access to the network.
www.appstream.com /products-virtual-image-distribution.html   (498 words)

  
  image. The Columbia Encyclopedia, Sixth Edition. 2001-05
For example, the image produced by the refraction of light rays by a convex lens (when the distance between the object and the lens is greater than the focal length of the lens) is real, and it appears on the side of the lens opposite the one on which the object is present.
Images of the same size as the object are sometimes produced, as in the case of the plane mirror, but in other cases they are larger, and in still others, smaller.
The size of the image and whether it is erect or inverted, real or virtual, depend on the distance of the object from the lens or mirror relative to the focal length and on the type of lens or mirror (plane, convex, or concave) employed.
www.bartleby.com /65/im/image.html   (365 words)

  
 Welcome to Adobe GoLive 6
Virtual tour images are created by capturing a 360 degree image from the center point of view of the scene.
The images are rounded at the corners due to the wide angle of the fisheye lens.
The disadvantages of the system are often poor image quality due to exposure compensation problems, and image distortion caused by the stretching of the two fisheye images to simulate the original rectilinear shape of many virtual tour scenes.
www.virtualtourusa.com /faq.htm   (809 words)

  
 Images, real and virtual   (Site not responding. Last check: 2007-10-11)
Ray tracing gives the position of the images by drawing one ray perpendicular to the lens, which must pass through the focal point, and a second ray that passes through the center of the lens, which is not bent by the lens.
Virtual images are formed by diverging lenses or by placing an object inside the focal length of a converging lens.
The ray-tracing exercise is repeated for the case of a virtual image.
www.pa.msu.edu /courses/2000spring/PHY232/lectures/lenses/images.html   (422 words)

  
 Virtual Images   (Site not responding. Last check: 2007-10-11)
A virtual image is formed at the position where the paths of the principal rays cross when projected backward from their paths beyond the lens.
Although a virtual image does not form a visible projection on a screen, it is no sense "imaginary", i.e., it has a definite position and size and can be "seen" or imaged by the eye, camera, or other optical instrument.
An enlarged virtual image can be formed by a positive lens by placing the object inside the principal focal point.
hyperphysics.phy-astr.gsu.edu /hbase/geoopt/image2.html   (101 words)

  
 Switch|Journal
Virtual image worlds and their media in history describe an arch that extends from wall paintings in Pompeii, via image spaces of modern times - the panoramas - to 3D cinemas, contemporary IMAX theaters, and the latest, already famous, representatives of computer art.
Prominent representatives of virtual image culture are involved in basic scientific research; they combine art and science in the service of today's most complex technologies for generating images.
Since Sutherland's HMD, many more image displays have been developed and people will dream up many more prototypes until standards for the human-machine interface are established; insofar as the idea of longer-term standards does not contradict from the outset the evolutionary phenomenology of the media and their telos.
switch.sjsu.edu /~switch/nextswitch/switch_engine/front/front.php?artc=273   (2271 words)

  
 Molecular Expressions Microscopy Primer: Virtual Microscopy: Interactive Java Tutorials
These virtual microscopes explore specimen focus, illumination intensity, magnification, and translation---operating essentially in a manner that is identical to real-life microscopes.
Virtual Microscopy: Depth-of-Focus in Thick Samples - (approximately a 15 to 45 second download on 28.8Kb modems) This simulated-DIC interactive Java tutorial allows the visitor to investigate how microscope depth-of-focus can be modulated to bring various parts of a very thick specimen into sharp focus.
No images, graphics, scripts, or applets may be reproduced or used in any manner without permission from the copyright holders.
micro.magnet.fsu.edu /primer/virtual/virtual.html   (1251 words)

  
 Three dimensional virtual image system (US5585967)
The present invention allows one or more objects, real images and virtual images to be displayed at one or more of an arbitrary number of depth levels along a viewer's line of sight.
The present invention uses a plurality of beam splitters organized as an optical labyrinth to combine a images with the proper perspective and parallax to result in a three dimensional image.
a second beam splitter positioned such that said third image is reflected by said second beam splitter and a fourth image from said third image source is transmitted through said second beam splitter so as to provide fifth image as a composite image of said third and fourth images.
www.delphion.com /details?patent_number=5585967   (357 words)

  
 Virtual Painter   (Site not responding. Last check: 2007-10-11)
Virtual Painter is a set of plug-in effects for image editors that will turn you images into realistic looking paintings.
Virtual Painter is an Adobe Photoshop (5.5 or higher) compatible plug-in.
First I duplicated the image to another layer on the original and adjusted the color of the background so that it has a blue tone instead of being the natural greens that were in the lotus leaves.
www.njpcug.org /graphics/virtual_painter.htm   (1040 words)

  
 Image Armada - virtual web design software review
Image armada is an interesting concept, a virtual gallery space which allows you to add your own art, photos and movies.
If there was a more advanced modeler available with this tool and better documentation and examples, Image Armada would be a complete solution.The lack of a real gallery layout editor is a little frustrating—it would be nice to be able to design your gallery layout and then add the art.
I found Image Armada to be a very interesting concept that with some improvements could be a great concept.
www.kickstartnews.com /reviews/graphics/image_armada.html   (831 words)

  
 web CMS partners -Virtual Image Consulting
Virtual Image works hand-in-hand with technology leaders—such as Cisco, Microsoft, Macromedia, and Silicon Graphics—to give your business the edge to succeed.
Virtual Image provides you with a "true cost" estimate that you can believe in.
And since Virtual Image is locally based, you'll enjoy the high level of customer responsiveness that you expect.
www1.paperthin.com /partners/Virtual-Image-Consulting.cfm   (469 words)

  
 Definition of Virtual image
Virtual image is a term used in optics and physics.
It is a representation of an actual object (source) formed by diverging rays of light which seem to originate from the image, but in reality do not cross at that position.
A screen or an observer placed where a virtual image appears to be cannot actually "see" it.
www.wordiq.com /definition/Virtual_image   (169 words)

  
 Virtual Images   (Site not responding. Last check: 2007-10-11)
Converging lenses form virtual images if the object distance is shorter than the focal length.
If an object distance smaller than the focal length is entered to agree with the illustration, then the image is an enlarged virtual image on the same side of the lens as the object and will give a negative image distance.
The lens equation can be used to calculate the image distance for either real or virtual images and for either positive on negative lenses.
hyperphysics.phy-astr.gsu.edu /hbase/geoopt/image4.html   (160 words)

  
 VIRTUAL TOUR SOFTWARE - REAL TOUR VISION 360 Home Tours Panorama Virtual Tour Software - RTV Virtual Tour Company
Our virtual tour provider and real estate agent network clients all begin by making logical business decisions, working out the numbers, and finally choosing the Real Tour Vision virtual tour software system to drive their virtual tour company or enhance their real estate website with virtual tour software products.
Our virtual tour business model was setup to put the most money in your pockets and is built in such a way so that your virtual tour software business success is in our best interest.
Our trained and capable virtual tour software staff is dedicated to the success of you as a virtual tour provider.
www.realtourvision.com   (676 words)

  
 Virtual Australia image licensing
There is an upper limit of 12 images per website and there is no expiry date for use of each image on your website.
This license grants you perpetual and non-restrictive use of an image or images.
You cannot make the image available for use or download to a third party at cost or for free, and you can not give or sell the license to another party.
www.virtualoceania.net /australia/photos/license.shtml   (337 words)

  
 Virtual image - definition from Biology-Online.org
A virtual image has no real existence in space as does a real image from a lens.
This can be shown by the common school experiment of placing a pin coincident with its mirror image behind a sheet of glass acting as a partial mirror.
If a magnifier is used as it should be, with the object at its focus, the virtual image is at infinity.
www.biology-online.org /dictionary/Virtual_image   (204 words)

  
 PHP: virtual - Manual
The key is the virtual function _because_ it delivers the modified content with an apache subrequest.
Since my header is used by documents in my /www folder along with other folders inside that (and inside those), and virtual() seems to take only relative paths, I had to write some code to dynamically get the path to the perl script.
Virtual returns the HTTP entity header after the requested file, when it's the first output to the page.
php.net /virtual   (957 words)

  
 Virtual image
When referring to a file, a virtual image is a file that contains the location and information about the files being written to a medium such as a CD-R disc.
When referring to a graphic or screen, a virtual image refers to an image that is larger than what can be displayed on the screen.
The image is stored in memory and can be viewed by scrolling in any direction or zooming out to see the complete image.
www.computerhope.com /jargon/v/virtimag.htm   (114 words)

  
 IEBlog : IE7 Virtual PC Image and IE6 Virtual PC Image Refresh
That doesn't really make that much sense though, as the image still runs for 3mo fine, what's to stop someone from simply backing up their data and moving to the new image once its released...
Virtual machines for IE 5.01 and 5.5 would be very helpful also.
Virtual PC is now free, as of sometime between 3-6 months ago (I forget when it happened, but I guess it doesn't really matter).
blogs.msdn.com /ie/archive/2007/04/17/ie7-virtual-pc-image-and-ie6-virtual-pc-image-refresh.aspx   (2846 words)

  
 Leander McCormick Observatory, Hall of Precision Astrometry
And then in the 1930's several of the astronomers turned toward photometry, which is the science of measuring the brightnesses of stars.
Each of these disciplines -- parallax, proper motion, and photometry -- required the astronomer to take an image of an object on a photographic plate, to develop the plate, and then to measure the location or brightness of the object on that plate.
Today, images are taken with electronic cameras and measurements are made on computers.
www.astro.virginia.edu /~afs5z/engines.html   (677 words)

  
 Image Gallery   (Site not responding. Last check: 2007-10-11)
Since we have been unable to locate an image of the theatre during this period, we have relied on descriptions of the renovated theatre and our own informed guesses to create the 3D model.
Since we do not have detailed images of these panels, we went to the source and pattened the panels after those on one of Sullivan's most famous buildings, the Wainwright Building in St. Louis.
To allow the simulation to run in real-time, we are making the spectator models much lower resolution than those of the stage performers.
www.virtualvaudeville.com /gall_images.htm   (318 words)

  
 Virtual Display Image Viewer & Converter
Note, that even though images are stored on the expansion card when you open one of them you have to have enough main memory to load it.
The navigation over an image is performed by tapping and holding the stylus near the border of the screen in the desired direction.
Converting one or multiple image files of supported format and either saving them into PDB file(s) or scheduling them for installation for a specified handheld user without involving the GUI interaction (first usage case).
www.okob.net /projects/vdi/usage.htm   (1137 words)

  
 | Nintendo - Customer Service | Virtual Boy Image Troubleshooting |
Slide the "Focus" bar until Virtual Boy graphic in the center of the screen as clear as possible.
Make sure the Virtual Boy is flat on the table, then look into the Virtual Boy as if you were playing the game.
The Virtual Boy is aligned normally if the vertical and horizontal lines cross each other.
www.nintendo.com /consumer/systems/virtualboy/trouble_image.jsp   (759 words)

  
 Real and Virtual Image Illusions   (Site not responding. Last check: 2007-10-11)
The object is placed on the lower mirror at the focus of the upper mirror.
Beams from the object diverge to the upper mirror and are reflected parallel down to the lower mirror, whence they are converged up through a hole in the upper mirror to form the image.
Virtual: In this impressive demonstration the virtual image of the flame of a concealed candle in a sheet of plate glass appears over an unlit candle wick.
www.physics.ucla.edu /demoweb/demomanual/optics/geometrical_optics/real_and_virtual_image_illusions.html   (142 words)

  
 Virtual Image web design Hamiton, Web Hosting Hamilton, Ontario
Virtual Image Hamilton provides professional web site design and hosting services in the greater Hamilton area.
Acting as the Internet marketing division for your business, Virtual Image will provide the Internet market research, web design, web development, site promotion and web hosting necessary for a complete Internet presence.
Virtual Image has been providing professional web design services in Ancaster, Dundas, Burlington, Hamilton as well as all points North and South since 1995
www.camexvi.com   (163 words)

  
 InfoQ: Demo by Virtual PC?
Another advantage of the image is the vendor has a tighter grip over the environment.
With the virtual image, Microsoft has ensured that all the prerequisites have been installed and no other beta software can interfere.
And of course, there is the overhead involved in installing Virtual PC in the first place.
www.infoq.com /news/Demo-By-Virtual-PC   (691 words)

  
 Geeking Microsoft : Microsoft Windows XP SP2 Virtual PC Image
Published 09 November 06 09:11 AM Another virtual hard disk (.vhd) image from Microsoft which contains the following:
A VPC hard disk image containing a pre-activated Windows XP SP2, IE6 and the IE7 Readiness Toolkit.
I had to do some research and testing on ADAM (Active Directory Application Mode) yesterday and the canned Windows Server 2003 R2 image was the perfect pre-made environment in which to do this!
blogcastrepository.com /blogs/ntpro/archive/2006/11/09/2595.aspx   (137 words)

  
 Download details: Visual Studio Code Name "Orcas" January 2007 CTP   (Site not responding. Last check: 2007-10-11)
This setting enables the virtual machine to think it is connected to a network without actually connecting and exposing the machine to the Internet.
Customers who wish to turn networking “on” to connect the image to a physical network are advised that they will need to ensure the security of the virtual machine as well as apply any security updates that may have become available since the release of this image.
Virtual PC 2004 SP1, or Virtual Server 2005 R2 Virtual PC 2004 is currently not supported on Windows Vista and is required for this CTP.
www.microsoft.com /downloads/details.aspx?FamilyId=1FF0B35D-0C4A-40B4-915A-5331E11C39E6&displaylang=en   (1951 words)

  
 Virtual Reality Polyhedra
One can appreciate the beauty of this image without knowing exactly what its name means --- the compound of the snub disicosidodecahedron and its dual hexagonal hexecontahedron --- but the more you know about polyhedra, the more beauty you will see.
You may choose to simply view the virtual objects for their timeless, serene aesthetics, or to read the related mathematical background material at various levels of depth.
And in one respect, virtual models have an advantage: you can travel inside them to gain a perspective not possible in paper models.
www.georgehart.com /virtual-polyhedra/vp.html   (597 words)

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