You will need
- - cardboard, paper;
- - scissors or utility knife;
- - adhesives for paper;
- - 2 PLANO-convex lenses;
- - Velcro for clothes;
- - smartphone.
Go to the website https://www.google.com/get/cardboard/get-cardboard/ and download the template-a template for future virtual reality glasses (that says "Download instructions"). Download the archive with the files. Rotaryforum it in a separate folder. File "Scissor-cut template.pdf" will contain the required pattern. Need to print to the printer in 1:1 scale. It will fit on 3 sheets of A4.
Now carefully glue the pattern to the cardboard. When the glue is dry, you need to cut out all the pieces along the solid lines.
Bend the part along the lines marked in red in the instructions. The holes insert the PLANO-convex lens with a focal length of 4.5 cm Connect everything as drawn on the pattern. It should look like in the pictures.
Now you need to download app for smartphone's that support 3D technology. If the smartphone operating system Android, applications you can download, e.g. from Google Play, searching for the words "cardboard" or "vr". Usually the icons of these applications drawn stylized image of our 3D glasses.
On top of glasses glue the Velcro to the garment so that the compartment for the smartphone can be locked when closed. Photograph clear, as in the end it should look like.
Run any of the downloaded 3D application and insert the smartphone in a special designed place for it in the resulting glasses. Close it and fix with Velcro. Now, looking at our makeshift glasses, we are able to immerse themselves in a virtual three-dimensional world.
The most important detail is properly fitted lenses. They should be exactly the same, and the focal length must match the distance from your eyes to the screen of a smartphone. The choice of lenses depends on your comfort and quality of experience of virtual reality glasses.
For convenience, you can provide sunglasses with straps so they are comfortable on the head. Usually make 2 straps: one wraps the back of his head and the other on top, so glasses did not slip and securely.
Advice 2 : How to know when was this photograph taken
Often when you are not using a function on the date in the image to recall the date-there are various elements such as the name of the file or the information in the metadata. All of this can be viewed by connecting the device to the computer.
You will need
- - card reader;
- - file Manager.
In order to know when was taken the photo, open contains the object folder and hover the mouse cursor over the desired item. If your system configuration allows, review the additional information in a pop-up window - usually there is written information about file size, date modified, created, camera model and lens and so on. Snapshot date will be specified in accordance with the system date on the device to which it was made. In some cases, the time and date on the camera gets confused and people is just too lazy to change it to the actual, because they will leave the settings unchanged. In this case, the creation date of the photos is impossible to know.
If you want to know the date of creating photos with a mobile device, download a file Manager respectively installed operating system. Please note that it should have the capability to read metadata. Then run it in your phone, go to the file directory, and view additional information.
Also download for your computer file Manager. Running it, go to the file menu and at the bottom read the creation date of the photo if such information is contained in the given image. Usually it is lost when you transfer a file using some online services and when you use basic image editors like Paint.
Download and install on your computer the appropriate program to view the images, surely they will also attend a function for reading additional information. Also the easiest way to find the creation date of photos – see on its name. Often they are assigned to, respectively, the date and time of photography. This applies in particular to photos from mobile devices.
In the case of recovery of files after deletion, the metadata may be unavailable.