![background image](http://html1.mh-extra.com/html/benq/sh915/sh915_user-manual_2734969008.webp)
Introduction
8
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The apparent brightness of the projected image will vary depending on the ambient lighting conditions,
selected input signal contrast/brightness settings, and is directly proportional to projection distance.
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The lamp brightness will decline over time and may vary within the lamp manufacturers specifications. This
is normal and expected behavior.