Road Train !!!!!!!!!!

by Russell McMahon

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0
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0answers
9 views

Is RoboImport abandoned? [on hold]

It seems like dev work on RoboImport has stopped. Is it abandoned? Has the functionality been included in Daminion? Thanks Gordo
0
votes
1answer
16 views

The Remote Code for Nikon D40?

I have a Nikon-D40 and I want a remote control, but I want to build my own. I search on internet how to do it. Using Remote Control led and your smartphone you can build. But you need to Code or the ...
0
votes
1answer
25 views

Choices of ND filters

I have been looking at my next purchase and decided that it is going to be an ND filter. I'm intermediate-self taught online and through practice over last 2 years. It's now a very big hobby and plan ...
0
votes
2answers
35 views

What are the disadvantages of SLT-cameras and are they THAT bad?

As a follow up to my previous question about the Sony Alpha 77: Is it bad to use old lenses on a new camera? I mostly do Urbex and Landscape photography. Are there any other disadvantages to ...
1
vote
2answers
46 views

Is it bad to use old lenses on a new camera?

Ever since I started out with photography, I've been using an old, used Sony Alpha 200 DSLR. I was mostly okay with its mediocre performance, but lately my demands have increased, and I would like ...
4
votes
2answers
128 views

I accidentally refrigerated my lens for a month. Should I be worried?

When preparing for a hike, I ended up putting my whole backpack in the fridge to cool the water in the Camelbak inside of it. The hike was canceled, and I'm the kind of guy that doesn't really care ...
0
votes
0answers
13 views

Using a Flash to Light Video [migrated]

I have a Nikon D3100. It has a built in flash. Can I use it as a light when filming videos?
0
votes
2answers
43 views

How to get this effect (moving people, blurry, high-key)

I've discovered the photographer Paterakis and wonder how he managed to obtain the rendering of his series Shadow Life (I prefer not to include any copyrighted image). Obviously he uses a long-time ...
3
votes
7answers
564 views

Is CMYK less blue than sRGB?

When comparing the sRGB and CMYK color spaces, the sRGB color space encompasses much more blue than the CMYK does. Open Photoshop using sRGB as the color space. Fill the entire image with blue ...
1
vote
2answers
34 views

Sony Cyber-shot DSC-RX100 III remote for consumers without a smart phone?

I am considering purchasing the Sony Cyber-shot DSC-RX100 III as a replacement for my Canon G3 and I am concerned that the lack of an IR remote will be a deal breaker for me. The literature I can ...
-2
votes
0answers
38 views

Understanding Focal Length of the lenses [duplicate]

What is the Difference between 10x,20x,30x and so on Zoom calculation ratio in mm? Shall I consider 100mm Focal length as 10x,200mm as 20x and so on. If I am wrong in calculation please correct me.
-1
votes
0answers
18 views

wired or wireless remote [on hold]

I currently use a DLSR Cannon Rebel using a wired remote. I have the cameras attached to a helmet and use it for skydiving photography. I am looking for a newer camera along the lines of the sony ...
1
vote
1answer
31 views

Understanding Lenses and the Focal length and Distance of Shooting [duplicate]

Suppose i want to make a Picture of a Tiger,in the National park or in wild life safari,and to fill in the Frame with my Aps-c Eos Camera with Focal Length at 300mm,how close or far i need to ...
0
votes
1answer
57 views

Why does the use of multiple filters create vignetting?

Recently I have had vignetting problem with my Sigma 18-200mm f/3.5-6.3 DC OS HSM (72mm) After checking, it is specified in the manual that one should not use multiple filters or thick filter (as ...
0
votes
0answers
27 views

Set file timestamp (local time) from EXIF timestamp (UTC) [duplicate]

To avoid DST and time zone problems I set the camera time to UTC. My computer on the other hand is set to local time. There is an explanation for using EXIF metadata to set the file timestamp (set ...
-2
votes
0answers
38 views

Exposures camera Metering and Drawbacks [duplicate]

What is meant by 18% Grey.in Exposure.
0
votes
0answers
38 views

Missing Grommet on lens that secures lens cover

I have a Canon Power Shot SX500 IS with a Canon Zoom Lens 30 x IS. The grommet located in the inside lip at end of the lens fell out and was lost. It secures the lens cover when in use. Where can I ...
0
votes
0answers
13 views

replacement parts for rb67 film back?

I bought a film back for my RB off ebay over a year ago, and it has this stupid problem where the little piece that holds the top of the film spool (not the takeup reel, and not the piece that presses ...
3
votes
4answers
533 views

Why does increasing sensor size necessarily lead to lower silicon wafer utilization?

MichaelT posted an answer to the question "What limits the size of digital imaging sensors?" which included this illustration of why increasing the size of the sensor leads to an increase of wasted ...
1
vote
1answer
41 views

Measuring pixel / area relative brightness

I'm going though Michael Freeman's books on exposure. I'll take his example of a light skin portrait to illustrate my question, although there is nothing specific to that kind of pictures. The author ...
23
votes
7answers
3k views

Why do photos of digital screens turn out the way they do?

When I take pictures of a screen at school or at my house, they turn out really weirdly. When blown up to 100%, they look fine, but when they get sized down, they look really weird, here is a ...
1
vote
3answers
102 views

Blurry Pictures. Lighting fine.

I recently shot some family pictures for a friend's family event (thank god I didn't get paid for this job). The location was problematic with the light - very strong late afternoon light and I don't ...
4
votes
2answers
86 views

Understanding Lenses Focal Length with Converters

I read about APS-C sensors EOS DSLRs, that if the focal length is 300mm and as the image ratio is 1.6 then the 300mm x1.6 = 480mm focal length. So if I add a 1.4x teleconverter to 300mm lens so I ...
2
votes
1answer
33 views

D200 - bracketing - number of frames

I can't control the number of shots anymore. Rotating the backpanel dial controls bracketing "on" and "off" (showing symbol only), not the number of shots (which it used to do). How can I get the ...
8
votes
4answers
910 views

What limits the size of digital imaging sensors?

I've read some information about sensor sizes here http://en.wikipedia.org/wiki/Image_sensor_format according to this, the 35mm ff-CMOS is the sensor with the largest dimensions used in digital ...
-1
votes
2answers
61 views

Nikon D5100 / D5200: which should I buy [on hold]

I am currently looking into buying my first DSLR After consideration I was pretty much set to buy a Nikon D5100, but looking at amazon it seems that there is only a $100 difference with the 5200. If ...
9
votes
5answers
2k views

is there a real difference between “digital” and “film” lenses?

I'm looking at the Sigma 20mm F1.8 EX DG ASP RF lens right now to use on a 35mm film Camera (Nikon N80). The DG stands for "Digital Full Frame" according to Sigma, but they don't say what the ...
2
votes
3answers
97 views

Night Auto Race photography

I will be going to Road Atlanta in late Sept. early Oct for the 10 Hour Petit Le Mans. The race will begin during daylight hours and run into the night. I have never shot at night, or minimal ...
0
votes
0answers
29 views

For photos that end up on the web, does Adobe RGB matter? [duplicate]

To pay the bills I am a developer first, web stuff mainly. All of my photography, so far, has just ended up on the web, and I don't think that that will change anytime soon. I shoot in RAW and then ...
3
votes
2answers
69 views

Why doesn't the GoPro automatically correct for the fisheye distortion?

Automatic correction of various lens distortions is possible through specialized software that takes a few camera parameters and produces an output image free of distortion. Why don't most cameras do ...
0
votes
2answers
60 views

HDR smartphone cameras: is it done in hardware or software?

Let's say I want to take the highest dynamic range pictures with a smartphone camera. Do I need to look for a specific sensor with better hardware for HDR photos, or find the best camera app because ...
2
votes
4answers
120 views

Should lenses of equal quality for smaller sensors be cheaper?

In theory do we expect lenses of identical specs and quality to be cheaper when designed for smaller sensors? My expectation is that the answer is yes, because all of the things that lenses struggle ...
0
votes
1answer
34 views

How does an L bracket on a Canon 70D limit the LCD display movement?

I am considering buying an L bracket for my Canon 70D. The camera has a vari-angle (foldable and twistable) LCD display, and the mounting of the L bracket will limit the degrees of freedom of the ...
-3
votes
1answer
43 views

My laptop doesn't show Sd card, the camera says that it needs to be formated [on hold]

I have a problem with my SD card, a week ago I replaced my SP Silicon power 16GB 10th generation card with another card, when I put it beck into the camera, it said that card needs to be reformatted, ...
-2
votes
0answers
44 views

i need to buy a phone which camera pixcel should be high [on hold]

i need to buy a phone which camera pixcel should be high, i dont know much about camera. The Phone camera and camera for photograpy are same or not.
0
votes
4answers
132 views

Does Lightroom accurately show highlight and shadow clipping?

Lightroom has three places in the UI where it shows information about highlight and shadow clipping: The histogram in the Loupe mode. The histogram in the Develop mode. On the image itself, by using ...
1
vote
1answer
57 views

Which mirrorless have the best live view for night photography?

Which mirrorless camera are best suited for focusing (manual is OK) and framing in low-light? I have an Olympus e-pm2, and I can't see anything on the LV when its really dark, and have to resort to ...
1
vote
1answer
41 views

How can I recover my camera's main setting or mode from the EXIF data?

I have a couple of digital cameras which have in common a setting dial that includes such modes as AUTO, P (program mode), T (shutter priority), A (aperture priority), and M (manual). My more ...
1
vote
3answers
94 views

What could have caused this splotch to appear?

amature photographer here. I recently took some photos of the area nearby where I am staying, and one of them caught my attention when going through them afterwards: Notice that gray splotch at the ...
0
votes
1answer
45 views

How to know if a digital camera is doing anti-aliasing filtering? [on hold]

Is there any way to know if a cellphone digital camera is automatically doing anti-aliasing filtering? Is there any way to have a control over it?
1
vote
2answers
26 views

How to shoot moving subject with Panasonic FZ 70/72

I would like to know if I act right. Scenario: moving subject (animal, airplane or sport scene). I get my bridge camera, a Panasonic FZ 70/72. I focus (with autofocus) the subject pressing half ...
1
vote
1answer
47 views

Nikon D3200 Android USB control

I have a tablet having Android operating system, and a Nikon D3200 camera. I was wondering if there is any way to connect them together so that I can use the tablet as a remote control. I have already ...
1
vote
2answers
71 views

Softboxes: How many heads?

So, for portraits or videos etc - everyone always says to get some light, ie softboxes. Okay, so you search softboxes online at your favourite webstore and find that no two softboxes are the same: We ...
0
votes
1answer
41 views

Add Exposure Time multiple times from the same image [duplicate]

According to this question, it's possible to add the add the exposure time of multiple images. so i can take 20 pictures with a exposure time 1 second and get the same result as a image with 20 ...
-3
votes
0answers
37 views

Great subjects for macro photography [closed]

When talking about macro photography. I usually come up photographing: flowers, vegetation, food, water, stones, small man-made objects (like an IC, computer parts), and insects. I need some ...
1
vote
0answers
66 views

What is the purpose of gamma correction in today's screens and how does it relate to graphics and photography?

I am getting quite confused with the purpose of gamma correction and the relationship between gamma corrected and uncorrected images in terms of graphics and photography as well as color management in ...
0
votes
2answers
236 views

Mounting Sigma 70-300mm 1:4-5.6 APO Macro Super on Nikon D3200

I have been given a Sigma 70-300mm 1:4-5.6 APO Macro Super lens and I want to fit it to my D3200. The problem is that the mount on the bottom of the Sigma lens is too big for the D3200 lens mount and ...
0
votes
3answers
89 views

Can I use my Olympus E-10 lenses on my Canon T3i?

I just bought a Canon Rebel T3i but would like to also use my Wide angle, Micro,Macro and telephoto lenses from my Olympus E-10, Is it just a matter of a step ring from 58mm to 62mm?
1
vote
2answers
22 views

Brush cursor showing red preview on pressing alt and right click and drag is not showing up in photoshop cs5

Recently, my photoshop cs5 installed on windows 7 has stopped showing red preview of brush cursor, when i press alt and right drag my mouse. However, it is showing the circle as always and the size of ...
1
vote
0answers
97 views

Canon 6d color noise (and compared to 50d)

my first day with 6D, upgraded form 50D. Wouldn't be pixel peeping but something unusual caught my eye when I opened photos in Lightroom this morning. The color noise pattern is completely different ...

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