Vintage Orion!

CCD vs Film? Lots of time vs no patience? Alright, this is your place to discuss all the astrophotography what's and what's not. You can discuss about techniques, accessories, cameras, whatever....just make sure you also post some nice photos here too!
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rcj
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Post by rcj »

Do check this 1.4Gigapixel CCD camera out.

http://pan-starrs.ifa.hawaii.edu/public ... meras.html
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weixing
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Post by weixing »

Hi,
Do check this 1.4Gigapixel CCD camera out.
Err... this is not a CCD la... this is an array of CCD.

Anyway, I don't think this is call a consumer CCD. :P

Have a nice day.
Yang Weixing
:mrgreen: "The universe is composed mainly of hydrogen and ignorance." :mrgreen:
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rcj
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Post by rcj »

yes it is an array of CCD. Was sharing it to highlight to state of current technology at the moment, nothing about being consumer or not....hehe
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weixing
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Post by weixing »

Hi,
Anyway, just wonder is this fairchild Imaging CCD 595 the largest single CCD out there: http://www.fairchildimaging.com/product ... cd_595.htm
- 9216 x 9216 full frame CCD array
- 8.75µm x 8.75µm pixels
- 80.64mm x 80.64mm image area

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Yang Weixing
:mrgreen: "The universe is composed mainly of hydrogen and ignorance." :mrgreen:
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rcj
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Post by rcj »

haha...not working today bro?
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weixing
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Post by weixing »

Hi,
haha...not working today bro?
Shh... don't be so loud... someone might hear it... ha ha ha :mrgreen: :mrgreen:

No la.. do my programming until so "sian"... ha ha ha :P :P

Anyway, getting off-topics one more time with this interesting camera:
http://www.roundshot.ch/xml_1/internet/ ... 5/f934.cfm

Have a nice day.
Yang Weixing
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Post by rcj »

somehow suddenly feel i am dragged into this topic of large chip ccds....anyway just for a feel of current consumer prices...the KAF39000 monochrome can be had for USD$19000 as of 2007 pricing. It might be slightly lower in 2008. SBIG will definitely be coming out with larger chips at lower prices, but i think the issue is not in getting the biggest chip possible for as little money. It is the spill-over effect that affects telescope design as well....and whether one can find big enough imaging filters (and tacking further challenges like uniformity of anti-reflective coatings, internal reflections), focuser design (we need even bigger focusers!). You might be curious to know that even the current STL11000M offered by SBIG has vignetting based on its current body design. To experience complete retrieval of the imaging photons, one would require a bigger adapter. And ultimately, it would also lead to the challenge of finding a valid optical design that can provide the field flatness good enough for these big chips.

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