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Older full frame bodies for better low light performance
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Apr 28, 2019 08:03:59   #
camerapapi Loc: Miami, Fl.
 
Things begin to get confusing when listening to lots of opinions. After ISO 1600 I dare to say that the majority of the cameras made have noise one way or the other. I am not familiar with Pentax but I am continuously reading here and somewhere else from owners who are very happy with their cameras.

It is common practice to "expose to the right" to control noise. You do not want underexposed images because noise will be present and I hope you know what exposing to the right means but if you do not a Google search will yield lots of useful information. Shooting RAW helps considerably since the camera collects raw data to the sensor without the intervention of the camera firmware.

There are also excellent noise reduction programs which are considerably cheaper than buying a new or used camera. Topaz DeNoise Ai is a new software with impressive noise performance. Since it is so new Topaz is beginning to offer tutorials and videos explaining how to use it, which is not that difficult and they have a 30 day free trial in case you want to try it. It is important that you know that applying the noise reduction before any editing of the files works best.

It is very possible that the cheapest and best solution will be exposing to the right and using noise reduction software.

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Apr 28, 2019 08:30:22   #
sb Loc: Florida's East Coast
 
robertjerl wrote:
Look at a used 6D. Pretty basic AF and minimal controls but that 20 mp sensor outperformed the 5DII in low light and according to some evaluations even edged out the 5DIII. Indoors I got very useable shots at ISO 12,500. Once I wanted a silhouette to use as a background. I tried taking a shot of the horizon on a full moon night. It tried to make it a full color shot, muddy and noisy but the colors were there.


The Canon 6D has fantastic low-light capabilities. I have the older version. I love it!

Here are some very low-light photos I took at the Brevard Zoo:

http://www.uglyhedgehog.com/t-470932-1.html

The camera also has the capability of doing hand-held multi-shot low-noise photos, where it takes 5 shots in rapid sequence and stitches them all together to yield a photo with much less noise. I have only used that a few times, but have found that it works very well.

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Apr 28, 2019 08:35:09   #
Blair Shaw Jr Loc: Dunnellon,Florida
 
Gene51 wrote:
Here is a tip that no one recognizes. Older cameras were usually lower megapixels. Once you have completed your editing, downsample your high mp image to 12 mp, and you will see the noise disappear, and the image look nice and crisp.

This image was shot with a D810 at ISO 3200 and cropped and downsampled.


WOW.....Gene you are so gifted and clever. I love this example of how you overcame that problem .Thank you so much for your wisdom and generous contributions to this forum.

JIMBO

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Apr 28, 2019 08:37:46   #
Robert1 Loc: Davie, FL
 
Go with a Pentax K1 FF. Big difference from your K3 not just in terms of low light sensitivity.

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Apr 28, 2019 09:17:12   #
mas24 Loc: Southern CA
 
The Pentax K-1 was Pentax's first full frame DSLR. It has the Sony 36 megapixels sensor. The same as in the Nikon D810. When Nikon upgraded to the D850, it came with 45.7 megapixels. An increase of nearly 10 megapixels. The Pentax K-1 Mark 2, will have the same sensor as its predecessor. I've only seen one K-1 that a photographer owned, last year at a kids Birthday Party. He said he liked it very much.

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Apr 28, 2019 09:25:43   #
Bison Bud
 
First off thanks to all for their input so far. I also feel the need to tell Gene51 that his Pilliated Woodpecker photo is probably the best I've seen and this is my personal favorite bird to watch for and try to capture images, so far with little success. Also, his tip for controlling noise is very interesting and something I would never have thought of on my own and I will indeed try it myself very soon, thanks!

Next, I'd like to say that I'd love to have a new or used Pentax K1 or K1 Mark II, but I simply can't spend that much money anymore. My upper end is around $500.00 to maybe $600.00, but even that's a stretch on disability income.

I also really like the recommendations of looking into a Canon 6D and I did not realize that it was considered such a good low light performer. Maybe I can find a good deal on one somewhere soon, so thanks for the recommendations. In any case, I guess the 5D is now off my list, even though it is the most affordable option and I may need to save up for awhile longer to get into something more current.

All good feedback here, even those that recommended Nikons after I clearly stated that my lens stable contains only Pentax and Canon lenses. Still good to know what folks recommend and works well for this purpose, but the chances of my going Nikon at this point are slim to none. All in all, I'm still on the fence for now, but do appreciate all the feedback. Good luck and good shooting to all.

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Apr 28, 2019 09:27:34   #
tomcat
 
Gene51 wrote:
Here is a tip that no one recognizes. Older cameras were usually lower megapixels. Once you have completed your editing, downsample your high mp image to 12 mp, and you will see the noise disappear, and the image look nice and crisp.

This image was shot with a D810 at ISO 3200 and cropped and downsampled.


There are a lot of folks that don’t know what you mean by “downsampling” or how to do it. Can you explain to them how you did it to get this spectacular image?

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Apr 28, 2019 09:34:54   #
Kingman
 
Pentax KP (cropped sensor) has a similar very sensitive sensor to the K1 (FF) and costs new at $800.

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Apr 28, 2019 09:58:03   #
amfoto1 Loc: San Jose, Calif. USA
 
Bison Bud wrote:
I love my Pentax K3, but have to admit that I've long been disappointed by it's low light performance! I would really like something that will give me the ability to shoot well in low light and have acceptable noise levels. Since my lens stable contains only Pentax and Canon lenses and that fact that I'm disabled and on a low budget, I've been looking at either a used 5D Mark II or possibly the older 5D.

I think either would be a big improvement for me with the biggest difference, other than price, being in the amount of sensor pixels with the 5D having only 12.8 MP and the 5D Mark II having 22.3 MP. Anyway, from many discussions here, it would seem like the full frame sensor with the bigger pixels (5D) should actually have the better low light performance. However, the 5D appears to max out at 1600 ISO and I have to wonder whether the bigger pixels will make up for that and give me the low light performance I desire. The Mark II apparently goes up to 25600 ISO and has almost double the pixels, which should help with resolution and the ability to crop, so it's been a bit of a toss up for me. Financially I'd prefer the 5D, but think I would probably be better off the 5D Mark II if I can swing it.

Anyway, I'm having real trouble making a final decision and pulling the trigger on either of them. So, I'd really appreciate hearing your take on this situation, especially if you have personal experience with both cameras. Man, I'd love to have a new 5D Mark IV, but that's just not going to happen! Thanks for any input you might provide and good luck and good shooting to all.
I love my Pentax K3, but have to admit that I've l... (show quote)


Don't do it. I think you'll be disappointed.

I have a 5D Mark II... I bought it for low light specifically. It was "the best" at the time... better than the APS-C cameras of the day, certainly. HOWEVER, today's APS-C are better at high ISO work.

I never bought the original 5D... primarily because of it's reputation as a "dust magnet". But it's also only 11MP (a lot at the time, but not now). AND, it has a very primitive AF system.

5DII got increased to 21MP resolution. It also got a self-cleaning sensor, which in my opinion is a major game changer. Another feature added was Micro Focus Adjustment. And, for more shots per charge, the 5DII uses newer battery tech, was the first Canon to use LP-E6/LP-E6N batteries (which are still used today in several models).

HOWEVER, 5DII uses the same old 9-point AF system as the original 5D. Contrary to an earlier post, neither the 5D nor the 5DII is a "sports camera", by any means. They are hobbled with a simplistic AF system that's just not up to the task and don't have fast enough frame rate... at least they aren't nearly as good at action photography as other Canon models. Note: 5D/5DII actually have 15 AF points when the AF Assist feature is enabled, the camera is in AI Servo mode and All Points Auto is selected. However, the add'l AF points are "invisible" and are not user selectable. It is of limited help with moving subjects. The original 6D uses a similar AF system. These date back to the 20D and 30D... and today are only used on the most entry-level Rebel T7 and SL2 APS-C models.

You would need to get at least 5DIII if you want a higher performance AF system (61 point, 41 of which are higher performance dual axis type). Aside from the entry level, ANY of the APS-C models also have much better AF systems. 7D Mark II uses 65-point, all cross type. Rebel T7i, 77D and 80D all use a 45-point, all cross type system. The full framefull frame 6D Mark II uses very similar 45-point system, while the 5DIV and 1DX use a 61-point, all cross type system.

I am not familiar with Pentax DSLRs, so can't directly compare. But I can tell you that my much newer 7D Mark II (APS-C) have much higher usable ISO than my old 5D Mark II (and certainly the original 5D, which has a more limited ISO range). I don't think this would be a very good solution for you. Probably a newer APS-C Pentax or, if you can swing it, their full frame model, would serve you better.

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Apr 28, 2019 10:49:14   #
RV Loc: Chicago
 
I would check out a new or used Nikon D610. Excellent Dynamic range and shoots well in low light. Next idea would be the D750. Good luck.

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Apr 28, 2019 11:06:48   #
MrBob Loc: lookout Mtn. NE Alabama
 
After reading Gene's post I have a better understanding of WHY I always liked the look of my older, less MP cameras. An example being my Sony DSC-R1 with only 10.3 MP on an APS-C sensor. Less dense sensor with larger light gathering ability ? Good stuff to think about.

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Apr 28, 2019 11:07:29   #
xt2 Loc: British Columbia, Canada
 
Bison Bud wrote:
I love my Pentax K3, but have to admit that I've long been disappointed by it's low light performance! I would really like something that will give me the ability to shoot well in low light and have acceptable noise levels. Since my lens stable contains only Pentax and Canon lenses and that fact that I'm disabled and on a low budget, I've been looking at either a used 5D Mark II or possibly the older 5D.

I think either would be a big improvement for me with the biggest difference, other than price, being in the amount of sensor pixels with the 5D having only 12.8 MP and the 5D Mark II having 22.3 MP. Anyway, from many discussions here, it would seem like the full frame sensor with the bigger pixels (5D) should actually have the better low light performance. However, the 5D appears to max out at 1600 ISO and I have to wonder whether the bigger pixels will make up for that and give me the low light performance I desire. The Mark II apparently goes up to 25600 ISO and has almost double the pixels, which should help with resolution and the ability to crop, so it's been a bit of a toss up for me. Financially I'd prefer the 5D, but think I would probably be better off the 5D Mark II if I can swing it.

Anyway, I'm having real trouble making a final decision and pulling the trigger on either of them. So, I'd really appreciate hearing your take on this situation, especially if you have personal experience with both cameras. Man, I'd love to have a new 5D Mark IV, but that's just not going to happen! Thanks for any input you might provide and good luck and good shooting to all.
I love my Pentax K3, but have to admit that I've l... (show quote)


You are going to get as many differing opinions on what is the "best" camera for you based upon what product(s) others have invested in. We all tend to think what we have is the best, etc. You might find some interesting alternatives at your local camera store where you can get "hands-on" advice, trying systems/bodies/lenses out to make up your mind what fits your needs. Once you have a camera in hand you may find that size, IQ, and feel are as important as low light capabilities. A few smaller format camera systems are easily challenging low-light capabilities of DSLRs and providing new technology to boot. UHH is a good start, but a poor substitute for leg-work at your local camera stores. Happy hunting...

Cheers!!!

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Apr 28, 2019 12:17:48   #
RichardTaylor Loc: Sydney, Australia
 
Bison Bud wrote:
I love my Pentax K3, but have to admit that I've long been disappointed by it's low light performance! I would really like something that will give me the ability to shoot well in low light and have acceptable noise levels. Since my lens stable contains only Pentax and Canon lenses and that fact that I'm disabled and on a low budget, I've been looking at either a used 5D Mark II or possibly the older 5D.

I think either would be a big improvement for me with the biggest difference, other than price, being in the amount of sensor pixels with the 5D having only 12.8 MP and the 5D Mark II having 22.3 MP. Anyway, from many discussions here, it would seem like the full frame sensor with the bigger pixels (5D) should actually have the better low light performance. However, the 5D appears to max out at 1600 ISO and I have to wonder whether the bigger pixels will make up for that and give me the low light performance I desire. The Mark II apparently goes up to 25600 ISO and has almost double the pixels, which should help with resolution and the ability to crop, so it's been a bit of a toss up for me. Financially I'd prefer the 5D, but think I would probably be better off the 5D Mark II if I can swing it.

Anyway, I'm having real trouble making a final decision and pulling the trigger on either of them. So, I'd really appreciate hearing your take on this situation, especially if you have personal experience with both cameras. Man, I'd love to have a new 5D Mark IV, but that's just not going to happen! Thanks for any input you might provide and good luck and good shooting to all.
I love my Pentax K3, but have to admit that I've l... (show quote)


I own a 5D and its high ISO performance is far surpassed by by later cameras, even the Canon 70D and Olympus M4/3 bodies (which I also own).

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Apr 28, 2019 13:10:08   #
bleirer
 
IDguy wrote:
Note that most cameras use digital amplification above about ISO 800 or at most 1600. They are called “ISO invarient”. That means you get the same result if you boost exposure in your post processing program as you get by turning up the ISO on the camera. So higher ISO numbers on the camera don’t mean much in terms of the image you can produce.

It might make more of a difference to you for a camera with electronic viewfinder.


Where can I find that list, or find out if a certain camera is 800 or 1600?

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Apr 28, 2019 13:16:34   #
Chris T Loc: from England across the pond to New England
 


That link runs right OFF my screen, TSHDGTL!!!

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