3454mm/F6.8 astronomical telescope
Apogee F16M cooled CCD
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Nikon AIS 50mm/F1.4
Nikon F3
Konica LV 400 color negative
stack of two exposures, total exposure time = 1.7 hr
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f=1100mm telescope
Fujifilm GFX-50R
multiple-exposure composite
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Taken with a 700mm/F7.8 telescope and Nikon D800. An HDR composite of two 1/1600 sec exposures and one 1/800 sec exposure, processed with my own program and Photoshop.
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Taken with a 700mm/F7.8 telescope and Nikon D800. The top one has an exposure time of 1/3200 sec. The other two are 1/8000 sec.
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