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9519

Re: Advice on Mosaic Images

when I have made mosaics the biggest problem was making the seams disappear once the files were registered that just takes careful adjustments of levels and or
Richard Crisp
Jan 22
#9519
 
9518

Advice on Mosaic Images

I would very much appreciate the latest wisdom on assembling and processing LRGB/NB images. Bullet point processing workflow is probably the most appropriate
Jan Rek
Jan 22
#9518
 
9517

Welcome to the new members

Please enjoy yourselves and post images, questions, tips etc Auto-"corrected" by my IPhone
Richard Crisp
Nov 22, 2014
#9517
 
9516

Re: Need Help with Reflection

I vote for pickup prism issues Could be from stray light but might jus be sticking into the light path too far Auto-"corrected" by my IPhone
Richard Crisp
Nov 19, 2014
#9516
 
9515

Re: Need Help with Reflection

Richard, I have seen the anomaly with the clear filter, color filters and the Ha filter. The field flattener has flocked paper lining the inside of the tube
kjcphoto2001
Nov 19, 2014
#9515
 
9514

Re: Need Help with Reflection [1 Attachment]

that's an interesting anomaly Kirk I'll take some guesses: It appears to me to involve something diffracting. any chance you are using an OAG? If so might
Richard Crisp
Nov 19, 2014
#9514
 
9513

Need Help with Reflection

Equipment is FLI9000, 7 Position filter wheel, 50 mm square filters with blackened filter edges, field flattener, 12.5 inch RC scope. The attached image is an
kjcphoto2001
Nov 19, 2014
#9513
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9512

Re: Sh2-132 "Lion Nebula" in HST palette

Excellent Gordon! This is now on top of my target list. Thank you for sharing.
bilgebay
Nov 6, 2014
#9512
 
9511

Re: Sh2-132 "Lion Nebula" in HST palette

Gordon, This is beautiful, I would love to process this. Thanks for sharing. Clear skies, Jose M. Bellas jose@... 305-878-2821 ... Gordon, This is
Jose Bellas
Nov 6, 2014
#9511
 
9510

Sh2-132 "Lion Nebula" in HST palette

Hi I managed to shoot some SII and OIII data last night to finish this off although for part of the evening I was shooting through bonfire smoke and then high
gordon_haynes
Nov 6, 2014
#9510
 
9509

Re: opinions?

RTS and RTN are two different names for the same phenomenon It is a term that appears in CMOS image sensor usage and also in NAND Flash memory error rate
Richard Crisp
Oct 15, 2014
#9509
 
9508

Re: opinions?

thank you Richard. RTS is a new one for me. On Wed, Oct 15, 2014 at 3:31 PM, Richard Crisp rdcrisp@...
Benoit Schillings
Oct 15, 2014
#9508
 
9507

Re: opinions?

CMOS process complexity is greater than for a single-channel process like a CCD. 1) smaller number of process and masking steps 2) big format CCDs are made
Richard Crisp
Oct 15, 2014
#9507
 
9506

Re: opinions?

Thank you for the infos Richard. Is there something costly to the process of these sCMOS or could we expect that most cmos will be in the 1 e- readout noise in
Benoit Schillings
Oct 15, 2014
#9506
 
9505

Re: opinions?

it is a nice sensor tech but keep in mind 1) it now has been several years since it was first announced 2) Boyd Fowler, the developer of the sensor at
Richard Crisp
Oct 15, 2014
#9505
 
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