All Questions

There are a number of light meters built into film cameras I am aware of. First there's selenium cell light meters, like on the below old Canonet. Later cadmium sulphide (CdS) photocells became more ...

All mirrorless cameras have the image in the rear LCD and the electronic viewfinder (EVF) fully generated by a computer, making many utilities such as noise removal, text overlays, histograms, etc ...

I am looking at image like this. Notice the inner thin edgy border in black. Given a film negative and a scanner, how can we make such border?

Please help me out the number of a car. Robbers entered our city late at night to steal in 3 cars including my car. High value coins and other items were taken away. The neighbor's camera filmed the ...

I'm editing a back-lighted portrait. Sky backwards it's mostly overexposed, but some information was preserved on the upper left corner of the frame. I shooted on both JPG and RAW (canon's CR2) This ...

I'm trying to choose a lens for astrophotography with Sony A7. Although I choose it for astro, I also want it to function as a normal landscape lens. So I try not to go far wide like Samyang 14mm f/2....

I am considering buying the Fujifilm FinePix XP140, shown here: https://www.fujifilm.com/products/digital_cameras/xp/finepix_xp140/. I notice that most other cameras either have some form of lid that ...

Almost everything about cameras, lenses, sensor and film sizes are specified in metric units. So why are common tripod mounts (e.g., 1/4"-20) not metric? I'm just curious if there's an interesting ...

[This is not an advertisement for the listed business: they just opened, and, for all I know, their food may suck] Looking at this menu, I noticed that portions of the reverse side are quite readable,...

I need to compute the “Sensor Pixel Pitch (in mm/px)” for some calculation. I have the following data available from the manufacturer: Resolution: 1920x1200 Sensor Type: 2/3” CMOS Pixel size: 4.8 x ...

Hope everyone is doing good and I really need some help with regards to automate the image extraction work. We usually receive team/group images and the majority of the groups are shot on a natural ...

I am working with a larger collection of photographs (~10,000) for my PhD thesis (in biology) and I am currently struggling with the organization of these. Sorry, if this question is in the wrong ...

My Nikon J1, which has had the 10-30 lens fix, has stopped working in all except the smart photo mode. When I try to use any other mode, the camera shuts itself off. Does anyone have a solution?

I am new to photography and trying to learn everyday. I've noticed when shooting in manual mode and using the Viewfinder like most professionals use, when I press the shutter button down you have to ...

I found this roll of film inside of an old camera lying around in our house. All photos on it have been taken but the roll does not tell what development process or what type of film it is. Does ...

Every time I export images from Adobe LightRoom I can see that there is a Content Creator metadata property which is always set to Adobe Photoshop Lightroom Classic 8.3.1 (Macintosh). I tried changing ...

I was wondering if someone can help me out in finding which speedlites I can use on a Canon 4000D, as this camera does not have a centre connection on it.

I have a process where a DSLR camera takes a photo of an identical and flat (nearly 2D) object every few seconds. I am hoping to build a QA step that involves checking a control or test card every 50 ...

I’m doing high speed scientific imaging. I have a camera mounted in a fixed location with a Micro Nikkor 105mm lens. It’s viewing a fixed subject that has a small mirror oriented 45 degrees underneath ...

So recently I got a 90mm macro lens, installed a focus bracketing app onto my camera and let it run. Unfortunately, turned out that this lens has focus breathing which means the actual zoom level in ...

I read a review of the Canon EF 24-105mm f/4L IS USM lens. It said: Focus shifts while zooming. Zoom before you focus. Surprised by this (I don't recall ever seeing the focus scale shift while ...

I'm going to be working with film later this year, for the first time, and would like to prepare beforehand to shoot with it. My question is if I use a Sekonic light meter and a DSLR with only the ...

I am doing research for a story I am writing. If an investigator in the late 1920s privately needed to glimpse an image that was taken on a camera, perhaps a 35mm Leica or a Naegel, would it be ...

So if I was welcomed into a home and took photos of the home. The photos will be used to sell the home by the agent. No contracts were signed on either side. Legally where do I stand with the ...

I have a Nikon D200 and I am looking to upgrade but don’t want to break the bank. I am a hobby photographer with a small client base. I want to expand my ability to take pictures in all environments ...

I've often heard people refer to some camera gear or parts as "OEM". For example from this site, lenses, flashes, and batteries. What does this actually mean?

As I understand it, 'focus and recompose' is often used to ensure the subject is in focus and at the same time composition is right. It has been estimated that some lenses are best in terms of image ...

I have a Canon EF 24-105mm f/4L IS USM lens and its hood EW-83H. I also have an EW-83J lens hood intended for EF-S 17-55mm f/2.8 IS USM. I don't have a full frame camera; my camera is a crop sensor ...

I have two Tamron lenses. Lens A has a mount ring for Canon, and Lens B has a mount ring for Pentax. Lens A is broken. Can I swap the mount rings and use lens B for my Canon camera?

These are example images which I think is purposely underexposed: Robert Frank, The Americans Plate 43. Robert Frank, Mary and Pablo in Bed, c.1954 My question is that are those images underexposed ...

It is well known how useful it is to have a second battery for your DSLR camera. Besides it is advisable to use original brand equipment, specially when it comes to batteries. So, I'm currentley ...

I have sufficient experience in Photoshop and prefer it over Lightroom. I want to know the directions to achieve these specialties of the image below: Facial details in wrinkles and hair. Dull cyan-...

I have DRO turned on, and it gives me 3 slightly different photos of the same thing. Now what? Manually decide which is best? Recombine them into a single better photo? How? Something else End ...

So I have heard things called tilt shift lenses which makes the buildings appear fully flat. I also heard its mission critical for anyone that wants to take architecture photographs. Why spend a ...

Is there a way to take long horizontal images using techniques similar to a scanner NEARLY INSTANTLY In other words I want to be able to point a camera out the left or right window of my car, drive a ...

Is there any difference between SanDisk Extreme Pro old version vs new version? I see that Amazon has both the older version 95 MB and the new Generation Version at 170 MB. Does anyone know? I will be ...

Canon seems to plan to introduce a 50mm with apodization for a more natural bokeh [1], but it is not the first in photography [2]. Wikipedia article is only an introduction [2], and does not develop ...

Is there a way to do Facebook live and record on my canon rebel t5 and somehow connect to my iPhone 8splus or my iPad ?

I use two cameras: a Nikon d750 and a Nikon d850. I have recently started using RAW format in slot 1 and JPEG format in slot 2 as backup. The 850 takes great photos, but the files are huge. One photo ...

What creates a calisson-like shaped light bokeh such as this one (made with Arri signature T/1.9) ? The further from the center the more present are the angles, why ? Another lens (Zeiss Supreme T/1....

Many newer digital cameras offer an automatic sensor cleaning option in the menu that uses some sort of sensor vibration to shake off dirt. This strikes me as a source of potential long-term ...

Does anyone know what happens if I develop colour photographic paper (c type) in black and white developer? Will I get an image?

I took photos with my Nikon D5500 using RaW and jpeg settings. When I try to transfer the images with Nikon software, only jpeg was transfered and not the RAW files.

I use Lightroom Classic with a master catalog approach (compared to multi-catalog) for my work. I don't store any of the RAW files on my local HD - everything is on multiple HD (2 HD, 2 large USB keys,...

Modern cameras often use two kinds of AF sensor: normal, and cross-type. While normal-type AF sensors notably struggle focusing on high-contrast vertical lines, cross-type sensors, though more ...

After reading Why don't DSLRs use laser rangefinders for autofocus? This question come in my head : Why camera don't use z-cam for autofocus (and allow extra raw creativity with z-data) There is ...

I'm not sure if this is a recent upgrade or if I did something wrong by mistake, but now the guideline of the pen tool is grey. When I click on settings of the pen tool, blue shows up but everything ...

I just found my interest in photography, and am about to buy myself a used DSLR. I did some research on what equipment would suit my preferred motives, and came to the conclusion that 35mm focal ...

What is the best software to manage photos? I know this is a question which has been asked in the past, but I want to add two constraints: Open format. If in 50 years someone wants to look at the ...

My Minolta X-700 was dropped and the consequence is a viewfinder full of dust like this: I don't know how to clean it except remove the top cover to reach the viewfinder. Is there any other way?