decrease by a factor ofの例文

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1. Since the time of the Planck era, shortly after the Big Bang, this term has decreased by a factor of around 10 ^ { 60 }, and so must have increased by a similar amount to retain the constant value of their product.
2. For example, if it is known that a lens DoF scale is based on a CoC of 0.035 mm, and the actual conditions require a CoC of 0.025 mm, the CoC must be decreased by a factor of; this can be accomplished by increasing the " f "-number determined from the DoF scale by the same factor, or about 1 stop, so the lens can simply be closed down 1 stop from the value indicated on the scale.