Examples of PDFs which fit to GVIDO
1page image size: (L)1600 x (W)1200 pixel
Color mode: Grayscale
PDF created by Acrobat or similar
PDF files that have been exported from a score editor software
(GVIDO does not support original format exported from a score editor software)
●Factors which affect GVIDO operation●
Image file size: Flip page speed
Color mode: visibility of the screen
PDF Maker: Specially Flip page speed(Maybe visibility of the screen)
For more information about GVIDO spec, please visit
■About image size
GVIDO has Flexible electronic paper display, 150dpi, 1600 x 1200 pixel. Therefore the image within the size is enough to display. A4 size sheet could be scanned as 150dpi (1754 x 1240 pixel). More than this size may be imported to GVIDO, but the resolution remain no more than 150dpi.
■About Color mode
GVIDO has Flexible electronic paper display and scores with gray scale 16 gradations is recommended (it may not be displayed clearly under black and white binary). Also anti-aliasing images are recommended.
.■About PDF maker software
As PDF is developed by Adobe systems, GVIDO has manufactured based on standard PDF created by Adobe products.
GVIDO supports PDF created by PDF maker other than Acrobat, however, very few case, the PDF would not work on GVIDO. Please try other PDF maker, we recommend Acrobat.