Butterfly

by Rodrigo

submit your photo


Hall of Fame
View past winners from this year

Please participate in Meta
and help us grow.

0
votes
0answers
2 views

Odd couple photos

I am a tall blonde girl with freckles and my boyfriend is Asian mostly the same height as me. We are an odd couple and we look odd together but I would love to know if you have any tips on helping us ...
0
votes
1answer
12 views

Slow image review after long exposure shot

When I use the Bulb function for long exposure shots on my Canon 60D, I find the Image Review afterwards takes for ever to appear... the camera displays 'busy' for nearly as long as the exposure ...
4
votes
1answer
58 views

Why does the Fujifilm X30 limit shutter speed limit in aperture priority mode?

According to FujiFilm X30 specs: Shutter speed: (Auto mode) 1/4 sec. to 1/4000* sec. , (All other modes) 30 sec. to 1/4000* sec. * 1/4000sec. at small aperture, 1/1000sec. at full aperture In ...
-1
votes
0answers
48 views

Can anyone reproduce the white/gold vs. blue black dress's binary perception effect with a totally different subject?

Yesterday I asked about the strange Internet phenomenon of the dress which people very strongly perceive as either white and gold or blue and black. Here is the original: There are many theories ...
1
vote
1answer
58 views

Does shrinking the upscaled picture improve its quality (in terms of blur)?

Take a look at the following diagrams: The original picture: The upscaled (2x, bilinear) picture: In both cases the first item in the first row is the input image. There is its 2d fft next to ...
-1
votes
0answers
22 views

Shutter speed & memory capture speed [on hold]

My question, if any can answer, is it possible to capture say 1-2 TB of info per second on any device & if so, what would be the benefit/outcome of capturing at that speed?
-4
votes
0answers
28 views

How do I choose Point and Shoot camera under 500$? [on hold]

I was using normal digital camera for taken pictures. Now I decided to by a point and shoot camera then a DSLR. So which is the best point and shoot camera under 500$? I'm not a pro, so the image ...
2
votes
1answer
79 views

Inconsistent exposure with same settings--why?

I have a Nikon D7100. I fired off a burst of shots at 6 fps at a static outdoor scene, all shots using the same settings: 1/125 s, f/7.1, ISO 100. Some of the shots are clearly darker, some are ...
0
votes
0answers
25 views

Upscaling detection - review my approach [on hold]

I'm trying to implement a solution that would, to some extent, evaluate a picture telling what are the chances that it was upscaled from the smaller image. My approach is as follows: Take a picture ...
0
votes
1answer
28 views

I have a Quantary teleconverter that I can use on my Canon EOS3 film camera but

It will not attach to my 60D body but it attaches to all my other Canon Lenses. I don't want to force it. It seems like the pins wont allow it to seat into the body. Could the difference be that it is ...
2
votes
1answer
50 views

Capturing steam coming out of a cup in a snowy day

This is what I was able to take so far: How can I also capture the steam that is coming out of the cup? I looked up some smoke photography videos on Youtube and they were all using a black ...
0
votes
0answers
18 views

What adapter lens would fit my Nikon D5100 55-300mm lens?

I have a Nikon D5100 (58mm thread) and want to find a telephoto adapter that go with my 55-300mm lens. Most I see are 52mm, why is that? What should I be looking for to FIT my 300mm lens?
1
vote
0answers
25 views

How does using a teleconverter affect the aperture of a lens? [duplicate]

I have hear that a teleconverter affects the apperture of a lens. But I don´t know how to calculate it. Is there a formula to calculate how much will a 1.5X or 2X teleconverter affect apperture?
3
votes
2answers
233 views

How to determine if a new lens is a subpar copy?

I have read some posts like the ones below about testing a lens to determine how well it performs optically. What I didn't see was anything on determining whether the lens performs as it should and is ...
1
vote
1answer
37 views

Which filter would I use for daytime lightning long exposure? [duplicate]

I'm new to the photography scene and although I managed to take a reasonable night time lightning strike on long exposure, during the daytime, I can't seem to get it right (too bright) and a friend ...
0
votes
1answer
55 views

Can I adapt a Minolta AF-mount Tamron zoom lens for use on a Canon or Nikon DSLR?

I have a Tamron Minolta AF 28-300mm f/3.5-6.3 LD aspherical macro lens, which I would like to use on a Canon EOS 600D or Nikon D5200 DSLR. The lens was used on a film SLR Minolta camera. Is there an ...
13
votes
12answers
4k views

Do photographers see ambiguity in the color of the blue/black (gold/white) dress?

Okay, so, this has taken the Internet by storm today... You've probably seen it and lots of commentary. Apparently, many people see this as gold and white; to me, it's unambiguously blue. There are ...
2
votes
2answers
39 views

What type of lens can I add to my webcam for closeups 5-20cm away?

I have a somewhat unusual need - I've got a webcam with a fixed, plastic lens that's focused on anything >40cm away. I need to be able to focus on things that are 5-20cm away. I'm not worried about ...
1
vote
1answer
43 views

What is a good photograph [duplicate]

This might sound little lame, Anybody please explain(if possible with example) what is a good photograph ? How we can decide a photo which is good ? for an example if you are in a Deciding panel ...
2
votes
2answers
43 views

How do I hide unflattering body features in a low key shot with rim lighting?

Low key full body portraits with rim lighting are common in photos of athletes wanting to show of their body features. Having models, thinking some features of their body features are unflattering, ...
0
votes
1answer
45 views

position of the object within a photography [on hold]

Is it possible for the standard cameras to take a picture of a certain dimension but the object we focus on must respect the exact distances we want from top, left,bottom and right sides ? I mean, ...
-4
votes
0answers
41 views

Mirror Effect for face shape [on hold]

I would like to make Mirror Effect for a face shape for example i cut the right side of that face shape so how can i make Mirror Effect for it Is there any tools which let me to do that with ...
-1
votes
0answers
51 views

Susan Sontag's “On photography” - Where can I find concise summaries of the 5 articles/essays?

Susan Sontag's Book "On photography" was written in the 1970s. It is actually a collection of five essays. Countless scholars and enthusiasts have cited her (Actually n = 4200 according to a search ...
4
votes
1answer
61 views

Does the brand of the micro SD adapter matter?

For some reason (I'm unaware of what, but I'd love it if you can include this in your answer as a bonus), SD cards are considerably more expensive in my area than micro SD cards. According to this ...
2
votes
1answer
63 views

How can I remove the hair on the sensor from this picture?

There appears to be a hair on the image sensor that shows up in the upper left corner. I tried dodging and tried using the clone heal tool. Any better ideas? update; this is my best work on the ...
1
vote
2answers
32 views

How to select “white point” before calibrating a monitor with Spyder3

My Samsung monitor has the following Color Modes Cool 2 Cool 1 Normal Warm 1 Warm 2 With factory settings, the monitor has a minor red tint; if I switch to Cool 1, it looks normal; whites look ...
0
votes
1answer
23 views

E-mount lenses to A-mount bodies?

Is there such a way to adapt E-mount lenses to A-mount bodies? If not is there a reason this can not be done? If there is such an adapter can you recommend an adapter to me?
1
vote
1answer
95 views

What are the differences between Canon and Tamron 70-200mm f/2.8 zoom lenses?

I will purchase either the Tamron SP 70-200MM F/2.8 DI VC USD or the Canon EF 70-200mm f/2.8L IS II USM. Considering there is around a $700 price difference between these two I am wondering if there ...
1
vote
2answers
64 views

How to take a picture at the same time everyday?

I am currently wanting to design a system that I could leave outside permanently, and have it take a photo(or series) at the same time of the day, for a year, and then compile those into a single ...
0
votes
2answers
34 views

Yongnuo YN565ex flash, what is the SL option for?

If a Yongnuo YN565ex flash can only be used remotely without triggers, as an optical slave,via menu options S1 & S2, what is the SL option for? I had hoped SL was to recieve wireless signals from ...
1
vote
2answers
84 views

Why does my lens refocus when the f-stop is changed?

I have a prime Sigma f1.4 50mm lens on my Nikon D90 in P mode and focus mode on a set point of the field and notice that when I am using a tripod and change the f-stop that the camera changes the ...
1
vote
1answer
57 views

Aperture like event view in Lightroom 5

I just purchased Lightroom 5, and am making the switch from Aperture, which I've been using for the last two years, and has all of my 40,000+ images from that time frame. While I didn't realize that ...
0
votes
2answers
85 views

any reason not to disassemble old lens for kids experiments?

I have an old manual-focus Vivitar 400mm lens I bought off eBay. Manually focusing is pretty slow & difficult, even with the live view on the Canon 70D, and as far as image quality goes, it seems ...
1
vote
1answer
37 views

Does chromatic aberration always have the colours displaced in the same way or does it depend on the lens?

I'm needing to match some 3d stuff to some 4k video, so a little chromatic aberration wouldn't be out of place. However, due to the way I've learned to do it (scale one of the colour channels), I just ...
0
votes
1answer
61 views

How can I accurately photograph an empty picture frame?

I'm doing an art project that requires me to shoot an object behind an empty wooden frame suspended from the ceiling. I wear glasses and when I look through the viewer it looks straight however in my ...
0
votes
1answer
45 views

newbie just got a d3200 [duplicate]

I'm quite new to photography in general I've mainly in the past tried to get killer camera phone shots, now the missis has just got me a used d3200 for my birthday, it's body only so has no lens I'm ...
0
votes
1answer
66 views

New camera suggestions for shooting small indoor spaces with bad lighting conditions? [on hold]

I Need new camera something midrange professional for shooting rooms in a local guest house, max budget approx £800. What's good for shooting small indoor spaces with bad lighting conditions? I've ...
9
votes
2answers
616 views

Should film cameras be stored with a cocked shutter or not?

When shooting with film cameras with manual film advancement/shutter cocking, is it better to store it for a longer period of time with the shutter cocked or not cocked. Does it not matter? I'm ...
1
vote
0answers
69 views

Recognize dry areas by separating diffuse and specular reflections [on hold]

This is a machine vision/imaging sort of a problem where we wish to detect dry areas on mostly wet surface. In order to reliably do that we'd like to optimize the imaging side of it. At the moment ...
-2
votes
0answers
20 views

how to use lightroom catalog working on two different laptop [duplicate]

I really need a guide on how to use effectively lightroom catalogs if i use two different laptops, and when i uses the catalogs in an external drives. Do i need to make two catalogs for each laptop or ...
3
votes
1answer
56 views

How to match colors on photographs stitched together?

I wish to create a high resolution picture of two paintings, each in three parts for printing in a book, each across two pages that each measure around 12.5"x10". One painting is a triptych of three ...
2
votes
1answer
53 views

Can I take macro photo with a mirrorless camera as easily as with a compact camera (even without a macro lens)?

I wish to change my Canon G15 camera for an M2 or M3 (when available) mirrorless one. With G15 it is rather easy to shoot macro photos — this is included in the features of the camera and lens. Will ...
1
vote
1answer
48 views

How to Mount Pentax K-Mount on Canon

I have an old Pentax 50mm 1:2 lens (from a Pentax Asahi K-1000) and a Vivitar 28mm f2.8 that I am trying to adapt to fit on my Canon Rebel t2i. I purchased two of these adapters but I cannot figure ...
-2
votes
1answer
56 views

Is it possible to modify a camera by changing cmos sensor?

I am currently looking at using a Basler Ace series camera (part no. acA3800-14um) which comes with the Aptina MT9J003 CMOS sensor. My question is, how easy would it be to change this sensor for ...
0
votes
1answer
49 views

How do I identify the lens mount for this old lens which says “for Canon”?

I'm trying to find the correct lens mount or adapter to use with my canon t3i.
0
votes
0answers
35 views

How do I deal with a lens stuck on a Nikon D90?

My wife has a Nikon D90. She can't seem to switch lenses. When we push the release button the lens barely moves. Does lock back in to place though.
1
vote
3answers
147 views

What is the “best” photography tripod for taking panorama pictures?

I would like to buy a photography tripod with great stability and sturdiness to gain "perfect" precision as I will be using it to take panoramic pictures to do VR Tours. I need one that reach 150cm ...
1
vote
2answers
251 views

What should I look for in a wide angle lens?

I'm pretty new to photography .. would appreciate if anyone could advise me a little on comparing wide angle lenses. For example, I'm looking at the Canon EF 24mm f/1.4L II USM and Canon EF 14mm ...
2
votes
2answers
57 views

Is the effect of a fisheye lens visible in an optical viewfinder or Live View?

I live in an area without a camera shop nearby, so I can't see for myself. On a DSLR, is the effect of a fisheye lens visible in the optical viewfinder or do I need a fisheye viewfinder for that? Is ...
1
vote
1answer
50 views

How can I convert a timestamp in Lightroom's .lrprev files to an actual date?

I'm trying to recover some missing images en mass from Lightroom's preview data. Each .lrprev file contains a line similar to this: fileTimeStamp = 346514038.2051, I've already extracted all the ...

15 30 50 per page