Red and Blue

by Gordon

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1
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0answers
4 views

why do phase-detection focusing sensors not like linearly polarized light?

I learned that polarizers did not work with autofocus and we had to get new "CPL" filters, 27 years ago. I even understand how they work and the nature of the light produced, which was a lot more ...
0
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2answers
21 views

Is It Legal to Resell Prints After Framing Them?

I've recently started a creative photography mounting and framing hobby. I own some really nice physical photograph prints of various people and places that I purchased over the years. These include ...
1
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2answers
118 views

Is it safe to zoom while taking a photo for the effect?

I have clicked some photos by using the trick of zooming in and zooming out with the lens while the shutter is open. All the photos came pretty cool and crazy. I am very happy with the effect, but I ...
0
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0answers
24 views

Surveillance camera enhancment

I have things stolen from my home, i live in kind out the city home, i have a friend who has a camera installed the way to my home, this video ...
0
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2answers
31 views

How does a variable ND filter work?

If you simply take two polarizers (the old fashond pre-autofocus kind or simple polarizing media, at least for the front one) and use an angle between them, you get the effects of polarizing filters, ...
2
votes
1answer
51 views

How can I encourage my friend to be less shy when I take her photo?

My girlfriend is very shy when I want to take a photo of her. When I tell her I'm going to make a shot or when she sees I'm focusing camera on her, first 10-60 seconds she is just hiding her face and ...
0
votes
2answers
43 views

Opening NEF files in older versions of Photoshop

My camera is Nikon D-810 and I shot in RAW and my software is Adobe Creative Cloud so it is always updated and open RAW files with no problem. But Now I have given my RAW files that are .NEF to ...
1
vote
1answer
80 views

Panasonic Lumix FZ1000 - How does it compare to binocular magnification?

I know almost nothing about photography. But I am interested in learning. My dad just purchased a Panasonic Lumix FZ1000. I own a pair of Leica 10x50 binoculars. I asked him how the maximum zoom or ...
1
vote
1answer
14 views

what are the different Sony automated shooting modes?

My Sony Alpha QX1, via the interface running on the separate smart phone, has shooting modes "P" and two others with icons only in different colors, and zero explanation other than that they are ...
2
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2answers
43 views

Do wide angle lens adapters maintain DOF but still keep the higher FOV?

Instead of buying a really high aperture 25mm lens for the bokeh, I was thinking that if I got a .45x wide angle adapter on a 50mm 1.4, I might get the similar results, if not, then a narrower DOF ...
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2answers
52 views

Can add-on lenses for mobile phone cameras improve the image quality?

I have an iPhone 5s. I wonder if using an additional lens increases the image quality or not. Or does it just help in zooming?
1
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2answers
92 views

Do I “need” a panoramic head to shoot 360 panoramas?

Can I just shoot more photos with more overlap on each other without rotating at the lens nodal point? Or will the stitching software encounter problems properly "aligning" parallax affected photos ...
0
votes
1answer
31 views

Will Canons EF and EF-S lenses work better for Canons mirrorless cameras than mirrorless cameras from other brands?

Currently I have a Canon 60D, but after carrying it with me on a trip I have started to think about a lighter camera. I want the camera to be easier to carry around for long sightseeing/tourism trips, ...
0
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0answers
16 views

Can I use a Samyang 75-300mm or a Soligor 90 - 230mm lens on a Pentax Film Camera?

I have two Pentax cameras (ME Super and a K1000). Which of these lenses will work with either or both of the cameras? Soligor 90-230mm Phoenix/Samyang 75-300mm They both fit on each of the ...
0
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0answers
24 views

What causes chroma noise in an image sensor

I'm trying to understand what is causing chroma noise in an image sensor, specifically why it is so visible when the ISO is set to a very high value (which for CMOS I guess means that there is an ...
0
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0answers
30 views

Imbalance in green pixels

In a mobile sensor that I'm experimenting with, I can see there is an imbalance between green pixels. It seems too localised to be caused by CFA variances, so I'm trying to understand what is causing ...
0
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0answers
14 views

Adding lens flare in an image: should addition of RGB values is used

From the physical theory of lens flare, it is the image of the light source after many times of light reflection between the optical lens surfaces. So it would sound reasonable to add lens flare ...
0
votes
2answers
29 views

Renaming virtual copies in Lightroom using F2

A certain part of my workflow involves importing images into LR with their original names (DSC_Whatever), editing them and exporting as a new name e.g. LL_001. The new name is a custom name including ...
0
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0answers
19 views

Oversaturated colors in Chrome (V43) on wide gamut monitor

I recently bought my first wide gamut monitor (Eizo CS420) and calibrated it using a Spyder4Pro. Everything appears to be working great in Lightroom and Photoshop, and I can finally appreciate the ...
0
votes
1answer
68 views

Photoshop: Backside of paper [on hold]

I scanned a white paper with black text on it. I lost this sheet and i forgot to scan the backside too. When i look closely I can see the Text from the Backside (mirror-inverted), but its not sharp ...
0
votes
1answer
50 views

Distance measuring

My question is similar to this one, but I don't know how accurate the formula will work with old photos. If I assume that the runners would be 1m80 (5'11"), would it possible to estimate how far ...
0
votes
2answers
74 views

Issues in long exposure photography [on hold]

Yesterday i was trying to shoot night photography and my camera was on tripod. I tried to shoot with 70-200mm f2.8 tamron lens and the picture looks blurry I don't know why since the camera on tripod ...
1
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0answers
54 views

What is the practical purpose of “use raw as original” in Photos for OS X?

Within OS X Photos app, when I shoot jpeg/raw and upload to Photos, I get an image representing both files. By default I am looking at the jpeg. Or I can choose a command "Use Raw as Original". I ...
-3
votes
1answer
53 views

Should i buy a d3200 or a 5d classic? [on hold]

I would prefer to buy a full frame camera, though for the most part they are way out of my price range. I'm stuck between buying a 5d mark 1 or a nikon d3200, which is not full frame, but has better ...
1
vote
3answers
55 views

Options for streaming shots back to laptop / ipad during shoot

I'm looking into the different options for streaming shots back to a laptop or iPad as they are shot on from a Canon D6. So far the options I've come across are : Cam ranger, seems quite expensive, ...
0
votes
3answers
114 views

How can I amplify the light from a tiny white LED through a keyhole?

I am working currently on an art project. My target: I apply around 1000 lumen of light through a key hole of a door lock. The light is supposed to go through the key hole and the outcome of the ...
8
votes
3answers
790 views

Are the highlights in this photo a byproduct of the vintage lens or were water particles introduced during shooting?

The effect seen in this image is popular among garden photographers and most of the time vintage lenses are used. In this case the m42 helios-44m 58mm f2, a lens which i ordered and am anxiously ...
0
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0answers
37 views

Online photo management for non-profit organization

I'm looking for photo hosting for a nonprofit I work with, and it looks like most sites are tailored towards individual or professional photographers, not for groups of people. We run a summer ...
1
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0answers
64 views

How should I price sale or license of my photographs to a site which will sell them in turn?

I have a celebrity charity event coming up soon. I am photographing VIPs at step & repeat with four celebrities, stage show with 20+ celebrities, VIP party with all celebrities. This is a 5 hour ...
0
votes
2answers
48 views

Why is my Sony A57 creating low res JPGs?

I have used a Sony A57 since they became available. I always have the resolution set for 16M and FINE for JPEGs. I just took an important set of photos that were intended for large blow-ups. But ...
2
votes
2answers
49 views

Haida ND 3.0 (10 stops) filter issue or normal blur?

Yesterday I had a chance to try for the first time the Haida ND 3.0 filter I bought on Amazon with my filter holder. This is this filter: Haida ND 3.0 HD2505D: ...
-2
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0answers
53 views

I am trying to avoid light without flash? [on hold]

How do you avoid light on your computer?i wonder because it always does it.
0
votes
1answer
55 views

What solar battery charger is compatible with the Canon LP-E6 Li-ion battery

I am looking at possibly buying a solar charger for my LP-E6 Li-ion batteries that I use with my Canon DSLRs. I have never seen a solar recharger since there are no stores that sell them within a 5 ...
0
votes
2answers
100 views

Canon EOS M: Do these lenses make sense together?

Today I purchased a Canon EOS M to replace my meanwhile almost 10 year old 400d. I was under the impression that I was just buying the kit with the EF lens adapter, so I also bought two lenses. It ...
1
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0answers
31 views

What (if any) are the differences between Minolta's SAL500F8 and Sony's SAL500F80?

I would love to buy one of these autofocus 500mm f8 lenses, but information about these lenses is sparse, and I haven't been able to find anything at all about if Sony made any changes to the lens ...
1
vote
2answers
55 views

I'm having trouble recovering a deleted image. Much older deleted images are showing up in the program, but not this one which was erased yesterday

I accidentally deleted a shot yesterday by mistake. I downloaded Recuva and scanned my MicroSD card. I can see images I deleted going all the way back to the holiday season on there, but I can't ...
0
votes
1answer
49 views

How do I measure the distance from an object to fit it in the screen? [duplicate]

I'm curious if there is any math formula for this. Let's take a close-up of a human face for instance, given the human face is about 20cm/8 inches, how do I choose the right focal length and from ...
5
votes
3answers
94 views

How can I geotag a large number of photos, without GPS log?

Is there an application that allows me to geotag (record coordinates in the metadata) a large number of photos (several hundreds) without a GPS log? The way I imagine this is that I would manually ...
1
vote
1answer
48 views

Is it possible to save the ISO, aperture, and other settings along with the image? [duplicate]

Is it possible to have the ISO, Aperture, and other setting save with the JPEG or RAW image when taking photos? I have the Canon T5i, and I'm fairly new to photography. I can keep a log book with ...
3
votes
2answers
83 views

White balance setting to match the way we perceive things

A white piece of paper on my table does not look as white in the evening when the light bulb is illuminating it compared to daytime when the Sun is illuminating it. The difference is much smaller than ...
-2
votes
2answers
60 views

How to take photos with the same aesthetic of the attatched photo? [on hold]

How can I go about taking photos like this one? I'm have no photography background but would like to get into it. I absolutely love the colors in this along with the grain and whole vibe of the ...
0
votes
0answers
15 views

Nikon D-5200 was working fine, but now shows “Lens Not Attached”? [duplicate]

My D-5200 Nikon has worked fine (camera and lenses) until yesterday when it said "Lens Not Attached"? What can I do to troubleshoot this issue?
2
votes
1answer
36 views

Is a quartz lens necessary to prevent UV blocking on full spectrum enabled cameras?

I have read that in order to operate a "full spectrum" camera properly, so as to not block light in the ultraviolet portion of the spectrum, that one needs to acquire quartz lenses for one's camera. ...
0
votes
1answer
67 views

Will lenses of a different brand work on a Nikon DSLR? [duplicate]

I am new to photography and I am planning to buy a Nikon D3300 (with 18–55 mm kit lens) to start with, after reading through the reviews. But one question lingering on to my mind even after reading ...
0
votes
1answer
57 views

What full frame lens for my new FX camera would be nearest to 18-105mm on my old DX-format D7000?

I've just gone 'up' to a full frame camera, the D610. Now I have to buy all new lenses. Which would be the nearest to my old 18-105mm that I had on my cropped D7000?
0
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2answers
55 views

Tripod options for product photography [on hold]

I want to start off with product photography. I am new to product photography and don't want to pay too much as of yet for equipment. I want to start off with a tripod. Which tripod would you guys ...
1
vote
0answers
39 views

Passport size persons collage (mugshot gallery)

I meet a lot of people through my work. In addition I am not particularly good at remembering names. I am using Lightroom CC 2015 to organize my photos and I am using the new face tagging ...
1
vote
2answers
32 views

How to filter non-ultraviolet portions of the EM spectrum on a camera (Eg, needing a UV pass filter)?

I am assembling a project wherein I will be using a full spectrum camera that captures from around 250nm on up into infrared. My goal is to primarily work within the lower wavelength (ultraviolet) / ...
2
votes
2answers
293 views

Why doesn't my camera produce usable EXIF data with a Samyang 8mm fisheye lens?

I am using a Sony nex-5 camera with a manual Samyang 8mm fish-eye lens for panoramic photography. The image stitching application (Panotour 2.3) does not recognize the Exif data. How can I force ...
1
vote
0answers
34 views

Nikon D5300 Freezing?

Sometimes when I am taking pictures, or record 60FPS video only, the camera will simply freeze, and if switched off, it won't respond and display what was on the screen right before it freezed. The ...

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