Questions tagged [infrared]

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1answer
197 views

What is the difference between IR and ND filters?

What is the difference between an infrared filter and an ND filter? I have a big stopper and I would like to take some images to show the infrared spectrum I have seen images where green foliage shows ...
3
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4answers
241 views

Do cameras actively filter out UV light, or only infrared?

I know that a camera has a filter in front of the sensor to limit incoming light to the visible spectrum, to replicate what a human eye can see. But wherever I look on the internet, I always read ...
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5answers
219 views

What is the point of the infrared focus markers?

I am talking about the red values that comes after the infinity value. Why do they exist and how do you use them properly?
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1answer
93 views

How does the infrared beam look like on a 600EX RT?

As far as I know, you can see an infrared (IR) beam by pointing a camera at its direction and take a photo or video of it. As I understand it, external flashes like the Canon Speedlite 600EX RT have ...
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2answers
95 views

Shutterless vs global shutter

Are shutterless and global shutter the same thing? Are they mutually exclusive? Or are they used together in a camera? I have a teledyne IR Calibir 640 camera that is shutterless (based on docs) but ...
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3answers
107 views

Using UV or IR as a fill light

I am wanting to take some candid photos at an art workshop. I am wanting to add some fill lighting. Unfortunately I cant use anything that will be "too distracting" for the people in the workshop. ...
2
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2answers
408 views

How to avoid overexposed and red/blue tinted infrared images with Sigma SD14?

I'm very new to photography and got attracted to the infrared photos I keep seeing online. I decided to try experimenting with something cheap to see if I have any hope in this hobby or not. I got an ...
5
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3answers
782 views

Infrared photography—why are green leaves not appearing as white?

I'm new to IR photography. I'm trying to get the white colour out of green plants (leafs, grass etc.). Here is my setup: Canon EOS 100D full spectrum - IR filter in front of sensor removed Samyang ...
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5answers
2k views

How do different colours look in Infrared Light?

I want to know how different colors (lets take VIBGYOR) appear through a infrared security camera or any camera and not thermal imagery. The type of infrared I am talking about :
4
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5answers
359 views

Are there types of photography centered around wavelengths other than IR or visible light?

I am familiar with and have shot in Infrared, give or take above the 700nm range with my Nikon D750 and an IR filter over the lens. Does anybody know of other wavelength-specific types of photography? ...
1
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1answer
288 views

Is my Nikon Wireless Speedlight Commander SU-800 a goner?

I really hope you guys can help me solve this. I've had a Nikon Commander SU-800 for just about three years. In the later part of December of 2017, I headed out to a photoshoot with the hope of ...
3
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1answer
97 views

Adapter for Zeiss 80mm planar (with Hassalblad 500)

I'd like to do IR photography as well as long exposure with my Hassie. I just both the Lee filter adapter and the Hoya 72mm IR. However, they do not fit the Zeiss lens. Do I need a different thread?
1
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1answer
71 views

What differences should be expected between SFX200 and Rollei IR 400?

This question got me thinking. My IR experience is limited to SFX200 so... If I'm using an IR filter, all wavelengths below 720nm will be cut. SFX200 is sensitive to 740nm, while Rollei IR is ...
7
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2answers
457 views

How many stops should I compensate for with SFX200 and Hoya R72 Filter?

I recently bought both the SFX200 infrared film as well as the Hoya R72 IR filter. I searched online and I'm a bit confused about exposure compensation. With the combination above, how many ...
2
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1answer
392 views

Long exposure and IR with Hasselblad 500cm

I have two basic questions about the Hasselblad 500cm since I could not find an answer elsewhere. Which remote cable release (possibly brand/model number) can hold the shutter down, for very long ...
3
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4answers
135 views

Would shooting in infrared increase visibility of handprints on a wall?

Would shooting in infrared increase visibility of handprints on a wall? I currently need to shoot some photos of some faint handprints a child made on a wall many years ago. Thanks
9
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4answers
3k views

Is my camera seeing infrared?

Oddly, when taking a photo of the Nikon D7500 which has an Eye-Start Sensor, my camera captures a red-purplish glow on the sensor while it is completely invisible to my eye. Take a look at the sensor ...
4
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1answer
2k views

Can one use the iPhone X's infrared camera for photographic purposes?

Apple's smartphone iPhone X has an infrared camera embedded inside the top of the device: Can this infrared camera be used for photographic purposes, or it is just used for FaceID? (I am also curious ...
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4answers
1k views

Are there cameras that take photos capturing NIR, Visible and UV light?

Basically, is there a commercially available camera (or an image sensor) that can capture all 3 (NIR, Visible and UV) in one photo. There are lots of examples online of people taking pictures in ...
-1
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1answer
102 views

Take infrared photo with digital camera? [duplicate]

With a film camera it is easy to take infrared photos, just get infrared film. Is there any way to do this with a standard professional digital camera? My understanding is that such cameras have a ...
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2answers
266 views

How do I use an infrared filter to photograph underwriting on a painting?

I have a painting where one can see underwriting under the painting. I purchased a used Olympus E-510 and a 950nm IR filter, but I cannot figure out how to use it. Do I have the correct filter? I ...
6
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1answer
435 views

How was this High-Resolution Short-Wave Infrared image captured?

The Wikipedia article on Infrared contains a comparison image showing how a portrait looks when shot in various wavelengths. While searching for information on SWIR, I've read that normal sensors ...
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2answers
921 views

Can I remove the IR filter from the sensor, and use a IR bypass filter on the outside of the lens instead?

I am buying a JVC camcorder for my dad for Christmas who does ghost hunting. I want to convert this to IR which many people do with this particular model. I know I need to remove the IR filter from ...
2
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4answers
1k views

What are the advantages of an 830nm infrared filter, in comparison to 720nm?

At some point in the future I'm considering entering the market for a second-hand IR-converted camera, i.e. one that has had its internal IR-cut filter replaced with a long-pass filter that cuts ...
2
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2answers
535 views

Can I use a beam splitter to record two images using the same lens?

How's the best way to record two images coming through a single lens. One being a infrared and the other being visible. My plan was to use a beam splitter between the lens and the sensor to reflect ...
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2answers
1k views

Can a Nikon D3200 shoot infrared video? [closed]

Can a Nikon D3200 camera shoot HD infrared videos?
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1answer
497 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-...
7
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1answer
982 views

Why is the IR filter present when there is already the Bayer filter on an image sensor?

I have been trying to remove the Bayer filter from the CCD image sensor of my camera. Now I see there's an IR filter before the lens, however I don't understand the point of it because isn't the Bayer ...
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3answers
1k views

What ISO setting to use with R72 Filter?

I am experimenting with shooting on infrared film for the first time. I have IR B&W Rollei 400 ISO film, Canon AE-1 camera, 28 mm wide lens, Hoya R72 filter. Would I set my camera to 400 ISO or ...
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2answers
224 views

Sum of pixel values more than incident photons

I'm getting efficiency more than 100% for my camera in ISOs higher than 6400. Under what circumstances does one get more pixel values than the number of incident photons (photon detection efficiency ...
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2answers
264 views

How can I use a remote shutter release during IR photography with a D3s without leaking into the image?

I'm using a D3s for infrared photography. I'm trying to use a shutter remote to take the images, but the remote's IR-emitting LED/photodiode is emitting enough light to leak into my image on the ...
3
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2answers
583 views

Bright image with infrared D3s and cap on (image included)

I have a D3s with no infrared filter (it has been removed). When I take dark images in high ISO with body cap on and covered in a wrap (so no light gets in), and no lens mounted, the images are not ...
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4answers
412 views

Lens or Filter to Blur Thermal Camera Images

I know this question sounds weird, but I am looking for some kind of lens or filter to blur the images taken by a thermal camera. I don't need to blur a specific part of an image, just a blur ...
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3answers
378 views

Shifting the range of an IR camera?

I have a FLIR One IR camera. Works fantastic, but it does top out at 100ºC. Are there filters available that filter a set amount of IR energy to effectively shift the range of sensitivity? I.e. ...
2
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1answer
131 views

How to use Infrared Film?

So I picked up a roll of Ilford SFX which is an IR film and I want to experiment with it. I've seen pictures taken with this film before; however, if I'm out in the field how will I know what the ...
23
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2answers
4k views

Why is infrared light's focus point different from that of visible light?

When reading about infrared photography, it's often mentioned that IR's focus point is slightly different from visible light. Why is the focus point of infrared light point different from the focus ...
2
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2answers
502 views

Are these images from infrared film?

Recently have been eager to try my hand at infrared film photography. I've only done black and white film and color film so far, and have had experience in altering my negatives in post for ...
3
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3answers
2k views

Where can I find (plastic) IR-cut filter material?

Is there any supplier of IR cut filter material? I.e., material that will block IR as opposed to allowing it to pass through? Preferably plastic, as I would like to be able to cut and shape it as ...
8
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2answers
2k views

Can you temporarily make an infrared digital camera “normal” again?

I have this great digital Sony NEX camera that was converted to shoot infrared photos. Sometimes I wonder if I could revert it to taking "normal" pictures with the use of a filter. I just started ...
0
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4answers
307 views

How to take a picture of a point light source?

I work in a scientific laboratory and I need to take a picture of a sample that emits low intensity visible light (blue) when an infrared laser (980 nm) is pointed to it. I am using a filter with an ...
2
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2answers
421 views

How can I photograph only light from my IR source even in the presence of other light?

The setup I hope to achieve would be some filter/illumination system that will allow me to pick up infrared light from some illumination source (IR LED ring or similar) and only light from that ...
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2answers
792 views

Where or how to get exposed, developed colour film to use as a filter for infrared photography?

I was told that exposed developed colour film can be used to block visible light for infra-red photography. Where can I get some of this, or can I do it myself? I have a roll of 400 ASP colour film ...
4
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4answers
779 views

Map R+G+B+infrared to R+G+B?

A photograph that includes color beyond the usual visible spectrum can be constructed by "overlaying" the image from a conventional camera with that from an infrared (or ultraviolet, or x-ray) one. ...
3
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1answer
341 views

How do you focus a shot with an IR/UV passfilter?

I'm researching the world of photography outside of the visible spectrum and I'm really curious to get my hands on some filters, the Baader-U for example, to try shooting in these spectra. However, I ...
6
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1answer
996 views

Converting cameras for infrared use: When does the filter have to be replaced, and when is simply removing it ok?

When converting a digital camera for infrared use, the general approach is to remove any filters that limit its sensitivity to the visible range of light wavelengths. Some conversions replace the ...
19
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4answers
2k views

Hour long exposure of the sun

I'm attempting to do a shot without causing damage to my camera...A hour long exposure of a sunset. I've have used two pieces of welder's glass and got this shot. It caused a purple haze over a good ...
2
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2answers
2k views

Do I need a filter to use my Canon EOS 60Da for daylight photography?

Which filter do I need for the 60Da to use it in normal daytime use? Apparently I need a IR filter. Could someone please explain exactly which one I need and perhaps a link to a place I can buy one? ...
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3answers
18k views

Why isn't my Canon RC-6 remote control working with my Canon 550D?

I recently bought a Canon RC-6 and got dejected as nothing happened after clicking the button. The product seems to be working fine with Canon 600D. Later, I read somewhere the RC6 won't work with ...
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4answers
5k views

Do the infrared photographs really contain infrared colors?

In school, we all learned that from white light we can only perceive the visible spectrum but we can't see UV or the IR portions. If this is the case, then how come we can do infrared photography?. ...
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2answers
118 views

Why is my IR camera recording images when no IR light is present?

Why is it that with my camera (an old DVT Legen) and an 850nm IR pass filter, I see light in my images even when no IR light is present? Only light source is a fluorescent light.