Begin your work with creating a new file of 12801024 px and 72 dpi.

Then we shall use the Rectangle Tool (U) to draw the background of the picture to be.

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Set the next shown parameters for the made new layer by making a mouse click on this layer in the layers palette. Blending Options>Gradient Overlay

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Gradients parameters

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Using the Custom Shape Tool (U), try to represent the rays coming out of the central pictures part.

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Mark out the inside tops, applying the Convert Point Tool (holding on SHIFT button) and then press CTRL+T, while using Maintain aspect ratio for getting together the rays in a single point on the central part of the picture.

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The layers parameters: Opacity 70%, Fill 0%
Blending Options>Gradient Overlay

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Gradients parameters:

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Create now a new layer (Create new layer) and select a standard brush of black color, Brush Tool (B) (Opacity of 10%) to dark out the pictures edges.

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