Improving Quality (part 1)

When it comes to exposure, more is… more.

With an image under our belt, it is time to introduce some new concepts to improve their quality. Single-exposure images are convenient but, as we discovered, push the boundaries of what sensors can accomplish and favor more expensive DSLR systems. Even with a premium system it is still possible to improve image quality, principally through lower noise levels, using established astrophotography techniques. In this chapter, we consider the first of several of these.

Astrophotographers Do It Over and Over

Although many online landscape images are carefully crafted from a single exposure, there is no reason why the tricks of the trade, usually associated with long-exposure ...

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