The Relationship between Screen Size and Projecting Distance with the SX50

Article ID: ART132785 | Date published: 05/12/2015 | Date last updated: 08/17/2015
 

Description

The Relationship between Screen Size and Projecting Distance with the SX50

Solution

Determining the Distance to the Screen

The projected image size is determined by the distance between the projector lens and the screen. Select the place where the desired image size is obtained according to the figure shown below.

The image size can be adjusted using the Zoom lever by the lens.

H1 and H2: H1 is the height of the screen from the intersection of optical axis and screen surface, and H2 is the height of the intersection when an image is projected at right angle to the screen.

• Install the projector at the position where the projection distance is about 1.2 m (3.9') to 9.1 m (29.9'). If the installation position is too close, the image is out of focus. If the installation position is too far, the screen becomes dark.

• The sizes in the above table have been obtained assuming that the aspect ratio is 4:3. They may vary from the actual sizes depending on the type of the projected image.

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