Nidelva river through Trondheim Norway

Nidelva river through Trondheim Norway
by Saaru Lindestokke                

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0
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0answers
54 views

Camera degradation over time in mobile phones

I am working on the concept that the color reproduction property of a camera in a mobile phone can shift over time as compared to what it used to be in a newly bought phone. So, came with some doubts: ...
1
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1answer
70 views

What type of pen or pencil can I use to sign a print on satin paper

I am having some prints done of some photographs for an art exhibition, the photos are mounted and framed, and the photo is printed so there is a small visible white border around the print before the ...
0
votes
1answer
74 views

Are any photographers known to intentionally make “creative” use of front/back focus settings of a camera?

A couple of weeks back I was testing my lenses for front/back focus, and an idea struck me: it's entirely possible to setup the camera to constantly back or front focus, so to permanently change the ...
1
vote
3answers
295 views

Is it possible to undo the editing of pictures of which you don't have the originals anymore?

I did much photoshopping on pictures, of which I can't remember the original. The originals are gone. Can I retrieve them still?
0
votes
0answers
42 views

How to consistently apply “global” color balance to multiple microscope images?

I have microscope images of similar samples, taken at different times with slightly different lighting conditions. Is there a way to apply a "global color balance" to all the images, if for example I ...
0
votes
3answers
52 views

Is there a difference in image when using a two different combinations of exposure time and diaphragm? [duplicate]

My camera, aimed at a motionless object, is mounted on a tripod. Do I get a different image by changing exposure time and the diaphragm in such a way that the total amount of light coming in stays the ...
0
votes
1answer
114 views

Photo resolution for a large canvas

I'm trying to resize a photo taken with a Canon 5D Mark III for a 36" X 72" canvas at 300ppi through Lightroom 5. I exported the photo at H: 10800 X W: 21600, but the printing company is telling me ...
1
vote
4answers
86 views

Why printing on 10x15cm paper always cropped?

I have Epson SC-P800 printer and I use LR for printing. I print on Hahnemuhle 10x15 photo cards which are 100x150mm. To crop image in LR I use 4x6 aspect ratio which is the same as 10x15 (1:1.5). Then ...
1
vote
2answers
99 views

How can I modify my NIkon D5500 so I can make a vintage lens auto focus?

I just bought a Nikon D5500 with 35mm f1.8. I also have a Nikkor 70-210mm AF (that doesn't focus automatically). I learned that using a TC-16A AF Teleconverter 1.6X might help but i was informed that ...
3
votes
0answers
92 views

7D noise levels. Can it get worse with camera age?

I have been using my 7D for 4 years now and never really noticed luminance noise but a couple of recent batches off photos with low ISO and nice bright sunlight conditions are yielding more noise in ...
3
votes
3answers
109 views

Attach camera via USB, or remove the cards from the camera? [duplicate]

I've always removed the cards from the cameras and used a high-speed good quality card reader, and find it totally strange to connect the camera via USB instead. A comment elsewhere prompted me to ...
-1
votes
1answer
73 views

Can you build a camera obscura indoors, to watch a play upside-down as it's performed? [closed]

I've seen Youtube videos of people who have converted a room into a camera obscura to capture images of skyline/trees/clouds, but couldn't you capture indoor scenes too? Or would you need bright ...
4
votes
3answers
166 views

Mercury transit at 200mm + UV + ND?

Will I able to see Mercury transit with a f/4-5.6 200mm lens (on APS-C)? I do not have solar filter and I don't have time to buy as transit will be on 9th May 2016. I'm wondering if I can use my UV ...
1
vote
1answer
21 views

Which flashes will fit an Olympus Trip 35?

I am looking for an as compact as possible flash that fits my Olympus Trip 35. There is an official one, but it costs several times what the camera is worth. I read up on Hot Shoes on Wikipedia, but ...
6
votes
1answer
121 views

How many SDHC card insertions/ejections does an average camera slot withstand?

The camera is used for a sort of technical shooting (to take a few pictures of a product and send them via e-mail immediately). This way it might udergo for about ~500 insertions/ejections of cards in ...
1
vote
0answers
14 views

How to position separate parts of panorama in spherical coordinates in AutoPano?

Autopano was unable to stitch few parts of my panorama. So, I am to fix them manually, but failing. My panorama consists of two pars, which were connected by AutoPano automatically, but it was ...
2
votes
2answers
88 views

How to prevent AutoPano from splitting my panorama?

I was trying to stitch 8 images and got the following picture: I.e., AutoPano decided picutres are not connected. How do I force AutoPano to connect them? UPDATE I have found the following ...
0
votes
0answers
64 views

Skewness and Kurtosis in an Image

I am working with textures in an image. I have implemented algorithms to calculate the skewness and kurtosis in an image histogram. Great, delighted with that. I am using RGB as my color model. I know ...
0
votes
3answers
93 views

Canon 7d & 24-70 ii - can't get a crisp or well exposed shot [duplicate]

As the title says, I'm shooting a canon 7d (mi) with the newly acquired Canon L 24-70 ii. I can't tell if I've suddenly forgotten how to shoot, or if both Green and Av mode are messing with me. I've ...
-4
votes
1answer
73 views

What filter was used on this photo? [closed]

Coul you please help me find out the name of this filter?
1
vote
2answers
63 views

How can I fix the broken prongs on my Eye-Fi SD card?

I have a Eye-Fi Pro X2 SD card that I got a couple years ago. I usually use Wi-Fi to transfer photos to my Mac (router connection not direct), but I was on vacation so I put the card into my Mac's SD ...
20
votes
4answers
3k views

Why buy prime super telephoto lenses instead of zoom super telephoto lenses?

35mm and 50mm primes make perfect sense to me: sharper images, simple operation, and framing can usually be handled by taking a few steps forwards and backwards. I'm struggling to see how one would ...
2
votes
2answers
92 views

What is the relationship between burst mode and shutter speed?

I shoot macro and recently have been interested in focus stacking, however with live subjects this becomes quite a challenge. Thus I'm exploring how burst mode actually works. What does the limit on ...
0
votes
0answers
47 views

How do I get my image with a dSLR mounted on a telescope into focus? [duplicate]

I have a Nikon D5500 and use a GSO Newtonian telescope with an aperture of 8", focal length of 1200mm and focal ratio of f/6. I will be using a 32mm superview telephoto projection eyepiece which is ...
1
vote
3answers
72 views

Options for a wide angle lens for Nikon D5000? [duplicate]

I'm not sure if all Nikon lenses have identical connectors across all models (amateur here), so I'm sorry if it's a silly question. I have a D5000 and I'm looking to do more night time photography ...
0
votes
1answer
31 views

What is the Nikon D3200's diffraction limit?

I'm new to the world of macro so do bear with me! I shoot pictures of fish through aquariums, so normally this means the lens is always perpendicular to the glass surface to avoid blurring. However ...
2
votes
1answer
104 views

Why do DPReview's charts show the G7X II as having an aperture around f/8?

I have a Canon G7X II camera, which has a 24-100mm f/1.8-2.8 lens. Why does DPReview's chart show it having an aperture of around f/8 at a focal length of 100mm?
1
vote
5answers
71 views

Can I use bulb mode for long exposures without having to hold down the shutter button?

I bought the Canon 700D recently and I'm really happy with it. Long exposure works just fine but for my purposes and just for experimenting I want to take very long exposures at low ISO for several ...
1
vote
1answer
33 views

Will a focal reducer help me image deep sky objects using an 8" newtonian?

Will a 0.5x focal reducer help me if i am imaging deep sky objects using a 1200mm focal length optical tube(f/6), 32mm super view telephoto extension eyepiece and a nikon d5500 with a sensor size of ...
3
votes
2answers
100 views

Is the Fujifilm x100 a good camera to start?

I decided to start exploring the fascinating world of photography. At first I wanted to buy an old film camera (like the pentax k1000) but finally, after talking with friends and also thanks to this ...
1
vote
2answers
63 views

.NEF Raw files open in Black and White

I recently went flying with a friend and took my Nikon D3300 DSLR up with me to get some aerial shots. As I'm still learning I set the camera to RAW+JPEG so I had some pics and could also have a mess ...
0
votes
0answers
27 views

white back ground [duplicate]

I am a retailer that is starting a web store. My problem is I'm not a photographer. I have taken several picture of my shoes in a photo booth that I have purchased.I cant seem to get the back ground ...
1
vote
3answers
66 views

How can I get a fade-to-white vignette with Polaroid film?

I want to try and recreate a filter effect similar to this. It's a partial nude, so potentially NSFW: http://3.bp.blogspot.com/-zWtPvzfTE9I/T2752kGAH-I/AAAAAAAAADQ/WYKtq1lfLmE/s640/scan012.jpg (The ...
0
votes
1answer
31 views

What is the Time taken for transit of a star ,nebula, cluster to move out of the field of view of a 32 mm superview eyepiece..?

How much time will an object ( star, galaxy ,nebula,cluster) take to transit from one end of a 32 mm superview eyepiece to the other end of it to go out of the field of view when a DSLR is connected ...
2
votes
2answers
94 views

Attaching DSLR camera to TS100 Microscope

We have a Nikon TS100 Microscope (https://www.nikoninstruments.com/Products/Inverted-Microscopes/Eclipse-TS100) with a camera trinocular - it's designed to be used with a C-mount and a C-mount camera, ...
0
votes
0answers
17 views

why is build DEM disabled in Photoscan?

I am trying to "Build DEM" in PhotoScan but the option is gray, it is disabled for some reason and I can't fix it. Can anyone help?
-1
votes
0answers
33 views

Can we use a lens hood and a uv filter together [duplicate]

Is there any problem if we put it together on a dslr lens
0
votes
1answer
53 views

Astrophotography with a telescope — fewer long exposures or more shorter exposures for astrophotography?

I have an 8" GSO Dobsonian (1200mm focal length) telescope and I use a Nikon D5500 with a UHC (ultra-high contrast) broadband filter. I connect my camera with a 32 n 42 mm telephoto lens. Can I take ...
1
vote
2answers
111 views

Nikon focus and recompose: identifying behaviour on different models

My Nikon D3000 refuses to take a picture if I focus and recompose with the AE-L/AF-L button set to "AF ON". (The focus point is on an out-of-focus part of the image after I recompose, so the shutter ...
2
votes
2answers
76 views

Why are some ISO numbers greyed out on my Canon 7D Mark II?

I am only able to select ISO 100, 200, 400, 800, 1600, 3200, 6400, 12800, 16000. Everything else is greyed out. I can't find anything online about it. I find it hard to believe that I am the only one ...
1
vote
2answers
183 views

Can I remove the lens on a Minolta Hi Matic 9 to add a zoom lens?

I have a Minolta Hi Matic 9, made in 1956. Can the lens be removed in order to utilize a zoom lens.If so, which manufacturers would be possible choices?
1
vote
3answers
96 views

How to shoot Clear Liquid Gel for a product shot?

Hello I have a product of a liquid gel hand sanitizer, what would be a good set-up to get a shot similar to this? ...
7
votes
4answers
200 views

Is working as a model a good way to learn photography?

I have a dilemma. My girlfriend is in to photography and wants to understand it more. She came in contact with a photographer who likes photographing woman either dressed or undressed. He said to help ...
0
votes
3answers
90 views

I need a recommendation on FX telephoto zoom lenses

These lenses are usually used for sports and wildlife photography but my application is a little different. I am interested in doing ultra high resolution "close up" images of small plants in the ...
1
vote
2answers
326 views

How do I take a stereoscopic photo to view with Google Cardboard without buying two DSLRs?

I just got some vr cups and tried out the Cardboard Camera app, but the quality is pretty poor, and it's really intended for panoramas. If you have created stereoscopic (NOT panoramic) images for ...
0
votes
4answers
66 views

Do cameras assume a particular size of print when reporting DPI?

When a photo indicates that it is, say, 300 DPI, is that based on a standard sized print? i.e. is there a specific standard size that the DPI is based on, and if so what is that size?
1
vote
2answers
78 views

Does using GPS drain a camera's battery significantly?

I traded up to a Nikon d5300 from d3100 recently. I find the battery life is rather short compared the d3100. Does keeping the D5300 GPS utility drain the battery quicker? Also what can I do to keep ...
0
votes
0answers
37 views

disk not readable in El Capitan/EOS 6D

Connecting camera via usb or via card reader this message comes up. I've upgraded to Photoshop Elements 14 and also get the same result with Canon software. How can I solve this?
-4
votes
1answer
33 views

Vivitar 3000S Fully manual SLR [closed]

What's the general consensus regarding quality for this initially-about-$280 camera? Can I get one almost never used for $25? Primary use will be short medium and long range wildlife shots.
-1
votes
2answers
111 views

Is there anything I should be aware of if I'm considering the Nikon AF 70-300mm F4-5.6 ED D lens?

I recently bought the Nikon D5300 and currently have the 18-55mm kit lens. I am worried that with this lens I won't be able to take a variety of good photographs--not only landscapes. So I have been ...

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