This webpage has been set up to provide technical information for members who are involved with running the Club laptop and projector at our meetings. A huge thanks to Dave Pope for all his efforts in creating these pdf instructions and solving many of our technical problems.

Horley Photographic Club

Dicentra Software for DPI Competitions

Dicentra - viewing held images Irfan View Procedure

Irfan View Software for displaying DPIs

Pixels Per Inch and Dots Per Inch explained

Resolution, PPI and DPI Howard-Rainbow of hope