TUTORIALS

• A first approach

some basic suggestions to guide you to take the first images with the D.T.A. CCD cameras by the use of the ViSTA software.

• Image stretching

some suggestions on the image contrast stretching, a basic step to highlight the sought details

• Improving image quality    

how to improve your image quality by the use of dark and flat corrections and calibration process

• Image Processing Fundamentals

fundamentals on image processing

• Understanding FFT

what is and how to use the FFT (Fast Fourier Transfer)

• Measures of magnitude of a variable star

A useful example of how to measure the magnitude of a variable star starting from a series of images taken by D.T.A. CCD's camera

We thought these tutorials to guide you in the Image Processings on the basis of generic examples and sooner on direct experiences performed by our customers.

In the present sections, we report the basic of the Image Processings and the related matters:

- the stretching of the image

- how to improve the quality of the image

- fundamentals notions

- FFT and so on.