Blandford by Pulsars as physics Laboratories, Ed.

By Pulsars as physics Laboratories, Ed.

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The effective focal ratio of any telescope should therefore be set up on the larger end 42 Make Time for the Stars of the scale to fully saturate the detail relative to pixels. We also have to establish a careful balance of such ideal saturation and what the atmospheric conditions of the time allow. As it turns out, on a good night, what might seem instinctively to be a far larger image scale on the monitor than your telescope is capable of supporting will more likely provide you best results for recording detail.

It is only in the relatively recent past that electronic and other sophisticated imaging has been available as a viable option for the amateur; most of those long in the hobby never contemplated some of today's grand approaches. Standard digital cameras are hugely valuable and in the right circumstances can provide the fastest, and simplest, imaging method of all. However, as far as the purest joys of astronomy are concerned, one could argue that we have lost more than we have gained with many of the new devices.

Should you also be fortunate enough to have the luxury of double intensifier viewing, bear this in mind: because the light train does not follow a direct, straight through path, such as in a conventional eyepiece, you may find that the two phosphor screen images do not precisely align and merge, no matter how you adjust the viewer. You may be seeing slightly different fields of view in each. There is a simple solution. Simply rotate one intensifier in its holder, and you will attain exact image alignment between the pair as the features common to the two fields converge exactly!

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