I will agree with this as a good starter, and the lowest F stop you can achieve.
Quote:
Originally Posted by Ross G
Hi Adam,
As you do not have a telescope mount, put the Minolta on a camera tripod with the 18-70 lens at 18mm.
Focus manually and take a number of 30sec exposures of a dense part of the sky like near the Southern Cross or Scorpius. Use 1600asa if your sky is dark enough. The chip in the Minolta 5D has very low noise - use the In Camera Noise Reduction.
Stack them with DeepSkyStacker. You will be surprised at the results.
Better than nothing.
Good luck.
Ross.
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