In general, you should make sure your image is displayed correctly with different equipment and screen sizes. For this, it is recommended to use the appropriate width ratio (such as 16:9 or 4:3), and keep the image ratio with the content. At the same time, you should also be careful not to tighten the quality of the image to avoid affecting the visual effect.
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6 inch photo size is 15.24*10.16cm.
six-inch photo resolution is 1200*1800 pixels, photo size is 4*6 inches, photo printing is recommended 300 pixels/square inches.
1 inch = 2.54 cm, photo size is usually inches (referring to the long edge of the photo), photo size standard within 10 inches is different, such as 5 inch photo is 5×3; 7 inches = 7×5; 8 inches = 8×6. If the photo size is larger than 10 inches, the difference is 4,12 inches = 12×8;
14 inches = 14×10; 18 inches = 18×14.
photo pixels and sizes differ
1, photos pixels and sizes are different definitions.
"pixel" refers to the smallest unit size of the image represented by a digital sequence" refers to the length of the photo, the specific unit represents the length of the photo number.
2, photos pixels and dimensions are different meanings.
"pixel" refers to the image is made up of squares, the more pixels the photo size the larger the size of the photo" has a fixed value in the photo, 1 inch = 2.5 inches
4cm, such as: 5 inches is the length of the photo is 2.54x5=12.7cm; 12 inches is the length of the photo is 2.54x12=30.5cm.
3, the pixels and sizes of the photo represent different units.
"pixels" represent the unit is px. When the image size is in pixels as the unit, it is necessary to specify its fixed resolution to convert the image size and the actual size in reality.
"size" photo size is in inches in units, usually X inch refers to the length of inches on the side of the photo length.
Unified adjustment of size
upload image volume is too big, only need to change the image pixels on the computer, can be realized directly using the WIN10 system's own drawing software. The following is the example of the WIN10 22H2 system's own drawing software.
1, right-click to change the image icon. click to edit (WINDOWS system's default editing option for open drawing software)
2, click to resize the size (the photo pixel information, in the bottom of the drawing software is displayed.
840*2160 pixels, the size is 2.6MB)
3, there are two ways to adjust the pixel. Percentage mode (the original image is 100%, fill in the number as the original image size, the percentage change pixel); pixel mode (directly enter the pixel value, change). General percentage change, guarantees the image proportion is not deformed.
4, change in the percentage mode, fill in the parameter 50. the number of pixels is reduced by 50%, click to determine.
5, the new photo pixel changes to 1920*1080 pixels. Click on the software top left corner save shortcut. new photo
The file is saved. the size is also reduced to 709.7KB. To meet the requirement for the upload image size is less than 2M.
WELCOME TIP: change the file data and other operations, make sure to make a backup to avoid modification errors or failure to cause the loss of the original file data.
insert image: will need to adjust the size of the image inserted into the Word document.
selected image: click on any image in the Word document, then hold the Ctrl button, then click on other images to adjust the size to select all images to adjust.
adjust image
Size: After selecting all images, right-click the mouse and select the "Size and Location" option in the pop-up menu. Then reset the height and width of the image.
Repeat operation: After setting the first image size, you can repeat the previous step by pressing the "F4" keyboard.