Shadowy Daisy

Shadowy Daisy
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0
votes
0answers
20 views

How do I recreate a keyboard shortcut for stacking two images in photoshop with a layer mask?

I just trashed an action I used a lot. With two images open, I would select one, then hit F5 key and the selected image would disappear and the non-selected image would open. I then painted with a ...
-1
votes
0answers
18 views

Books on Photography [duplicate]

What books are recommended for fundamentals on photography? I am starting out and have played wit the camera for over a year and i want to greatly improve and want to start correctly.
2
votes
3answers
77 views

How can I set three flashes at different output levels with a camera with only two flash groups?

I would like to fire three off-camera flashes (SB-800, SB-600, SB-600) in manual mode with the on-camera flash in commander mode (--) on a Nikon D600. It's a portrait with two lights in front at ...
0
votes
2answers
55 views

How much does the spectral response curve vary from model to model for modern day compact digital cameras?

I need to know the spectral response curve of a compact digital camera which has a CCD image sensor. However, I don't have the facilities for the same at the moment and I need to address this issue ...
3
votes
1answer
129 views

Hacking a DSLR shutter (Nikon D800)

I work in an optics lab, where we need to block and unblock lasers rapidly. For this we currently use custom built shutters with razor blades that move ~1mm. These are annoying to build and tricky to ...
0
votes
1answer
29 views

My canon eos rebel xt will not recognize the cf card. I've bought new ones. Nothing works.

My camera shows error cf. I've tried all suggestions in the manual to fix the problem. I've bought new cf. nothing makes a difference. Any help would be appreciated. Thank you, Helen T.
2
votes
3answers
109 views

Does using flash makes a person's face look darker against a white background?

A CVS staff member took several passport photos of me against a white background. In some photos my face looked very dark, while in other photos my face doesn't look dark at all and it actually is not....
0
votes
0answers
36 views

Nikon d3100 firmware update

I have a Nikon D3100 camera. Recently it refuses to acknowledge any battery I use, even Nikon batteries. I tried to update firmware, but it refuses to update. It says no update available. I did step ...
0
votes
1answer
31 views

How do I get rear-curtain sync on a Canon 5D classic with a Yongnuo YN-500EX?

I have a Canon 5D classic and a Yongnuo YN-500EX and I'd like to take rear curtain sync photos with it but I can't seem to make it work. The flash has this function, I can turn it on and see it being ...
1
vote
4answers
81 views

Are there any downsides to automatically writing changes to XMP files in Lightroom?

In Lightroom CC, there is an option to automatically save all changes not only to the database, but also to a sidecar .XMP file. This can be useful if one wants to use the RAW files in other programs ...
0
votes
0answers
60 views

Help! Can I save this film strip?

I'm someone who knows nothing about photography at all, that said, I was wondering if it'd be possible to save this image. You know those boxes you can go in at fairs or whatever and it'll take your ...
3
votes
2answers
148 views

How can I remove white stripes from an old photo without losing detail?

I have this old photo: I want to remove these vertical white stripes from it. I have managed to remove it by using the darken blend mode with motion blur, but as you can see down below, I have ...
0
votes
2answers
70 views

Is there a way to change camera settings (Nikon D40x) to a higher dpi? [duplicate]

I know increasing the size of the photo (S,M,L) does not affect the dpi, but refers only to the pixels. My camera shoots at 300 by default, but sometimes I want a crisper look when I get larger ...
-4
votes
0answers
33 views

Can I use dc/marvel comics characters images in my mobile game? [closed]

I have a mobile game with DC characters' images for players to guess their names. I’ve checked some similar mobile commercial games who used images of famous characters just by writing in their game ...
5
votes
3answers
57 views

Should I let the lab pull overexposed color negative or leave it overexposed

I shot a roll of expired Fuji Superia 200 at 100 ISO. Effectively overexposing it by one stop. Should I ask the lab to pull it or just leave it overexposed? Why I'm asking, is because I understand ...
0
votes
2answers
83 views

What are the peak wavelengths passing through a bayer filter?

The bayer filter allows for the passage of RGB light which is then recorded via photodiodes. However, since a bayer filter is more or less a juxtaposition(cetainly not literally a juxtaposition) of ...
20
votes
7answers
3k views

Why are these film photos brighter than digital photos taken at the same time with the same settings?

I took two photos - first one with Canon 5D Mark III and the second one with analog Canon EOS 500N. I used the same lens and settings (ISO/shutter/aperture) for both of them. The company that ...
0
votes
1answer
48 views

Printing photo on large truck wrap

If i have a photo that's 18" x 12", and 300dpi, will it come out clear if i print it on a 16' truck? I am planning on using a stock photo and then blowing it up, but i am worried that it won't come ...
5
votes
2answers
173 views

How does this photographer achieve such RICH detail and contrast

These are pictures of a photographer that works for a popular breeder of poison dart frogs. In the 3 examples attached I will describe what, to me is remarkable about that. I would be elated to hear ...
2
votes
1answer
35 views

Why do I get a light halo only on sunny exposures using my FED 2?

I recently bought a FED 2 and I got some weird results from my test roll. I've been taking pics in various conditions (inside and outside) and I do get a light halo on sunny outside pics (see below on ...
1
vote
0answers
52 views

Why does my Zorki 4 take blurred pics on infinity focus?

I've recently bought a Zorki 4 and the results I get from my test roll are quite disappointing. I've been calibrating the mirror, adjusting it for both infinity focus and close one (1 meter). Here is ...
0
votes
1answer
56 views

What's the most efficient way to adjust aspect ratio without Photoshop?

I need to find a simple way to adjust the aspect ratio of images that are submitted to my company's website. The design of the site is pretty punishing to any images that are not in 16:9. I just use ...
2
votes
3answers
408 views

How to focus on fast moving objects with a low-end dslr?

I will go to an Enduro race and I want to take sharp, in focus, photos. I only have a Canon 550D, EF-S 18-55 IS and EF 50mm f/1.8. I tried using autofocus on moving motorcycles and 90% of them were ...
2
votes
1answer
38 views

Does an image have an explicit gamma level?

Does an image in a, say, TIFF file have an explicit gamma or is it a latent characteristic of the image data ? or to put it another way: can I tell what gamma correction has been applied to an image ...
0
votes
1answer
56 views

Is there a way to determine a camera's quantum efficiency?

I need to know my camera's quantum efficiency for a research project which involves the usage of a Nikon Coolpix A10. Is there some way to know it?
0
votes
0answers
17 views

ImageMagick Distort Perspective around a rectangle, without affecting aspect ratio

I have an imperfectly aligned/distorted photograph against a repeating rectangular pattern background, where one can easily identify what should be straight lines, both horizontally and vertically. I'...
0
votes
1answer
79 views

Which aspects of Lightroom can be improved with a good SSD? Develop module? Library? Imports? Previews?

I recently purchased a 256gb Samsung Evo 850 SSD and, even after doing quite a bit of Googling and searching on this forum, can't figure out how exactly I should setup my lightroom for best results. ...
2
votes
2answers
73 views

ISO or EV compensation? what to use

I have a Nikon d7100. I was shooting random shots in my room yesterday evening with my 35mm lens. I notices that if I use ISO 1000 for properly expose the image, due to grains, details of the object I ...
4
votes
5answers
148 views

Why aren't lens/body caps transparent?

It occurred to me recently that, given that fungus growth is a dreaded malady of photo gear, it would make sense for front/rear lens caps and body caps to be made transparent. Making precision parts ...
1
vote
1answer
37 views
+50

Panasonic Lumix DMC-TZ55 freezes on shutter release

I bought a Panasonic Lumix DMC-TZ55 last year for my vacation to Florida. It is now out of warranty. It worked as expected before, during and for some time after my vacation. I experienced no issues ...
16
votes
3answers
2k views

Why are DSLR lenses measured in F stops instead of T stops?

I understand the difference between f-stop and t-stop, but why are cinema lenses measured in one, and dSLR lenses measured in another?
0
votes
0answers
15 views

How do I fix my Panasonic DMC-FZ35 from releasing the shutter on a half-press?

I have an older Panasonic Lumix (DMC FZ35) that has worked well for 7 years. Today I found that every time I half-pressed the shutter button to focus, it took the picture without letting me compose or ...
-6
votes
1answer
56 views

Widest f1.8 canon full frame lens?

What is the widest lens offered for canon (by any manufacturer) that has an aperture of 1.8 or lower?
1
vote
1answer
412 views

Can I convert a regular digital camera so the R-G-B channels actually represent different infrared bands?

I have removed the IR cut filter from a Sony digital compact camera so it has become multispectral (in a way). In addition to that I placed a IR pass filter, so it only captures photos in the Near-...
2
votes
2answers
75 views

Developing pinhole camera photos - pictures turn cloudy

I recently made my first pinhole camera and started taking photos with it. It's a Illy coffe can camera with a 0.35 mm pinhole aperture. I am using an old pack of Ilfobrom FB IB2 photo paper. It's 17....
18
votes
4answers
3k views

How do I shoot birds against the sky to be faithful to their colour?

I have a Nikon D5300, and a host of hawks flying around near where I live. I have two lenses: an AF-S Nikkor 18-55mm VR (1:3.5-5.6GII), and an AF Nikkor 70-300mm (1:4-5.6G). The latter is excellent ...
0
votes
0answers
8 views

Adapter for Pentax P/K to Sony e-mount [duplicate]

Is the Vivitar 70-300mm 1:4.2-5.8 MC Macro Zoom lens compatible with the Sony A6000 e-mount camera? I understand this lens has the Pentax P/K K mount. Would the Pentax PK K to Sony NEX e-mount lens ...
0
votes
1answer
45 views

I have a D7000 Nikon camera that is continuously focusing and also showing a level indicator: how do I change this?

My camera is currently set to a weird setting, it shows lines on the screen that turn red yellow or green depending on the angle that I am holding the camera and is constantly adjusting focus ...
-3
votes
1answer
93 views

I have just started a travel blog i want to create a similar look to the images below [closed]

Can you offer any tips on achieving this kind of look with editing, filters and apps. https://www.instagram.com/p/BFfWK0LJE9E/?taken-by=gypsea_lust&hl=en https://www.instagram.com/p/BF0uAOpJE8p/?...
1
vote
1answer
68 views

Binocular Cameras

I am from India and I would like to know if there is a binocular which uses binocular lenses as camera lenses to take pictures and show pictures live on eyepiece like Military grade binoculars we see ...
1
vote
1answer
41 views

What Is the Right Term to Describe Relation of Object Size to Photo Size?

I am in a product photography and was asked to take a photo with a product and make sure it takes 80% of photo space. Is there a right term used to describe this in photography? I did a few searches ...
2
votes
0answers
27 views

is it possible to use ColorChecker Passport with Film?

The software for the X-Rite ColorChecker Passport seem to only work with DNG. Is it possible to use this with scanned film? I tried converting TIFF and JPEG scans to DNG but X-Rite's program just ...
0
votes
1answer
70 views

Why is my shutter speed stuck while using mirror lockup?

On my Canon Mark II when I use mirror lockup my minimum shutter speed is always 1/30 of a sec but I need a much longer shutter speed, such as 30 of a sec. I have tried using manual mode, Av mode, and ...
0
votes
3answers
92 views

Which one to buy to print photos at home: photo printer or inkjet printer?

I want to print photos at home with good quality. I read online that an inkjet printer prints photos as well with good quality. Please suggest me which to buy and why? I want to use that printer as a ...
1
vote
4answers
131 views

Why is ISO counted as part of the exposure triangle?

My understanding of ISO is that it is electronic gain from recorded light in a sensor, ie it doesn't actually change the sensitivity of the sensor (because that is dictated by the quantum efficiency ...
6
votes
8answers
1k views

Would APS-C be better for shooting wildlife?

Considering the magnification effect of APS-C sensors, they theoretically have to extend the zoom range of telephoto lenses. Accordingly, would it be wiser to use an APS-C camera for shooting wildlife ...
-2
votes
1answer
45 views

what B+W 77mm HTC Kaesemann Circular Polarizer with Multi-Resistant Coating by Schneider Optics [closed]

I have a Nikon D500 and wanted to purchase a 18-200mm lens to go on safari and wanted to purchase a circular polarizer filter for the lens, but do not know which one to buy and if I needed anything ...
0
votes
1answer
41 views

Can a image's zoomed-in view on the LCD screen be saved on a Canon 60D?

After taking a picture, I zoomed in on the LCD screen. Can I save this zoomed-in view? I tried to save using raw mode, but cannot seem to do.
1
vote
2answers
41 views

100D dioptric adjustment

I was playing a bit with my dioptric adjustment and found out that I see best with that being set to the lowest value. How is this possible? My eyesight is probably nearly perfect and I would ...
0
votes
1answer
32 views

is it possible to retrace back to the values of intensities that have been captured by the digital camera from the image's RGB values?

One can use matlab to know the RGB values's data for all the pixels. But the camera captures the data by measuring intensities at each photodiode. These values are such that they correspond to one out ...

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