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16"
Dream Astrograph - filtered tube offering (16DAtube) |
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Click on any image to see an
enlarged view. |
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To the right is a 90 minute exposure (nine, 10m exposures)
in Ha of the Pelican. |
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This image was taken by Mel
Helm at SRO in California with a 16" Dream Astrograph. |
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To the left is an image of M27 (Dumbbell Nebula),
with a 16" Dream Astrograph. |
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The CCD chip is a 16803 (36mm x 36mm, 9 micron pixels). |
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RGB (no Luminance): 15-2.5m exposures per channel. |
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To the left is an image of the Crescent Nebula, also
taken by Mel Helm of SRO with the 16" Dream Astrograph. |
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The CCD chip is a 16803 (36mm x 36mm, 9 micron pixels). |
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Click here
to see the story of what this image caught. |
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