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Astrophotography Tools
"DSLR Astrophotography made easy" Book
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Tools and Calculators
The following web based tools have been developped to provide help with both visual observing
as well as imaging. Some of these tools have been developped along with my book "DSLR
Astrophotography made easy". Feel free to use these tools. If you find any problems or errors
with these tools, please let me know and I will try to correct the errors.
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Exposure Estimator
A calculator that can be used to estimate exposure length required
for a deep sky object.
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Focal Reducer Calculator
A calculator that calculates the reduction factor that a Focal
reducer will give when connected to a telescope.
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Focal Ratio Calculator
A tool that will calculate the focal ratio of a telescope.
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Eyepiece Magnification Calculator
A tool that will calculate the telescope image magnification for a given eyepiece.
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Download Tools .......... Download these tools to your own computer for use in the field. Simply unzip the file into a new directory and then click on the tools.html file.
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