Search found 261 matches

by mAnKiNd
Mon Feb 10, 2020 9:11 pm
Forum: Deep Sky Imaging
Topic: The effect of light pollution filters on native one-shot color camera white balance
Replies: 14
Views: 4505

Re: The effect of light pollution filters on native one-shot color camera white balance

Optolong_Moon___Skyglow.png
Optolong_Moon___Skyglow.png (769.01 KiB) Viewed 2624 times
Astronomik_CLS.png
Astronomik_CLS.png (760.13 KiB) Viewed 2624 times
Astronomik_CLS_+_Astronomik_UV_IR_L-3.png
Astronomik_CLS_+_Astronomik_UV_IR_L-3.png (769.66 KiB) Viewed 2624 times
by mAnKiNd
Mon Feb 10, 2020 9:10 pm
Forum: Deep Sky Imaging
Topic: The effect of light pollution filters on native one-shot color camera white balance
Replies: 14
Views: 4505

Re: The effect of light pollution filters on native one-shot color camera white balance

Thought I'd post the raw screen grabs from all the filters I tested (some are totally non sensical!) for quick reference. The only filter that achieved native OSC white balance is the ZWO 850nm :lol: Sorry for all the subsequent posts, I could only fit three pics in each post. I hope to add more tes...
by mAnKiNd
Mon Feb 10, 2020 9:03 pm
Forum: How do I?
Topic: OSC - ZWO ASI 533MC Pro - White Balance
Replies: 7
Views: 2704

Re: OSC - ZWO ASI 533MC Pro - White Balance

I'm under the impression that if you mess with those sliders, you are differentially changing the gain structure for the pixels underneath those (i.e red or blue) color filter arrays. Doing this, afaik, would change the full well depth, read noise, dynamic range etc.. in those pixels, so while you m...
by mAnKiNd
Mon Feb 10, 2020 8:47 pm
Forum: Gallery
Topic: M35 + NGC 2158 using a noisy CCD camera
Replies: 18
Views: 3990

Re: M35 + NGC 2158 using a noisy CCD camera

oopfan wrote: Mon Feb 10, 2020 8:31 pm Some of the bright blue stars saturated.
That's to be expected from your doublet. Would you consider using a Baader Contrast booster to mitigate the unfocused blue spectrum?
by mAnKiNd
Mon Feb 10, 2020 8:46 pm
Forum: Gallery
Topic: 90% waxing moon, 2-panel mosaic, Atik 314E
Replies: 5
Views: 1419

Re: 90% waxing moon, 2-panel mosaic, Atik 314E

Indeed! I use an Ha night sky filter to guide in NIR for precisely that reason. Might apply it to lunar :)
by mAnKiNd
Mon Feb 10, 2020 7:24 pm
Forum: Gallery
Topic: Some clos(er) up Lunar features from 6th Feb
Replies: 3
Views: 1022

Re: Some clos(er) up Lunar features from 6th Feb

Nice one Neil, I especially appreciate the labelling efforts, very educational.
by mAnKiNd
Mon Feb 10, 2020 7:23 pm
Forum: Gallery
Topic: 90% waxing moon, 2-panel mosaic, Atik 314E
Replies: 5
Views: 1419

Re: 90% waxing moon, 2-panel mosaic, Atik 314E

wow, you guys are inspiring me to take lunar photos.. good work
by mAnKiNd
Mon Feb 10, 2020 7:23 pm
Forum: Gallery
Topic: M35 + NGC 2158 using a noisy CCD camera
Replies: 18
Views: 3990

Re: M35 + NGC 2158 using a noisy CCD camera

Lovely!
by mAnKiNd
Mon Feb 10, 2020 6:07 pm
Forum: How do I?
Topic: Settings
Replies: 2
Views: 1055

Re: Settings

Hi Charles, Use this feature to figure it out: https://docs.sharpcap.co.uk/3.2/#Smart%20Histogram Reading the rest of the manual will help you decide which settings are best for your equipment and skies, it's very well written and quite informative. Hope this helps, Minos Also, do you mean ZWO ASI07...
by mAnKiNd
Mon Feb 10, 2020 4:19 pm
Forum: Altair Cameras
Topic: Altair Hypercam 269C Sensor Analysis?
Replies: 6
Views: 10018

Re: Altair Hypercam 269C Sensor Analysis?

...as an update to myself and others, I did find a senor analysis data table on the TS product page for this camera:

https://www.teleskop-express.de/shop/pr ... -9-mm.html