Questions tagged [filters]

For questions pertaining to photographic filters, which are usually glass or plastic accessories that are either screwed onto the lens or otherwise added in the optical path. Use "software-filters" for effects filters applied in apps such as Instagram, Photoshop, GIMP, etc.

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9 votes
5 answers
4k views

How can I reproduce a myopic effect on a picture?

I want to accurately reproduce a myopic effect on a picture or a scene. I will explain... I'm a guy with very high myopia (20° to round). I want to show people how I see without my contact lenses. I ...
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5 votes
5 answers
2k views

What filter do you use for concert, low light photography?

What filter do you use for concert, low light photography? I'm buying a Nikon F mount 24-70 and not sure what type of filter? Clear, UV?
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0 votes
2 answers
94 views

Choosing a filter to use with daylight film under artificial light (80A vs 80B etc)

I am using a film SLR camera (Nikon N6006), and the film that I have right now is daylight film (Kodak UltraMax). If I understand correctly, using a blue filter will mitigate the color issues that ...
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5 votes
3 answers
122 views

Which filters would be useful for long exposure photography?

I'm a beginner hobbyist who wants to take long exposure shots of lightning, fireworks, the beach, etc., during both daytime and night time. I would also love to take shots like this. So basically ...
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0 votes
5 answers
148 views

What happen to the digital image if I capture it without using any color filter arrays?

I understand Bayer filter is a type of color filter array used in digital cameras to create a color image. What happen to the digital image if I capture it without using any color filter arrays?
-1 votes
2 answers
97 views

HDR wide dynamic range of a moving subject?

I see many questions without any innovative answers to this problem. It is difficult to manually edit out the ghosts in Photoshop. A single RAW image is wonderful, comparing dynamic range to a single ...
0 votes
2 answers
222 views

Do ND filters affect contrast and dynamic range? [closed]

I think I know what’s causing our confusion and miscommunication. Changing the ISO from a big number to double reduces the POTENTIAL Dynamic Range by about 1 stop. But it does not change the histogram ...
0 votes
2 answers
113 views

CPL filter ailments

I have a CPL filter with what looks like smears on the back of the front glass (as far as I can tell the front of that glass is clean, and this thing rotates with the front glass). Is it (or is it ...
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0 votes
0 answers
63 views

How do I apply a smart filter to folders in Photoshop?

In Photoshop, is there any way to add smart filters to a group, or link a layer to a smart filter without having the filter directly applied to a layer? I want to place several logo's into a file and ...
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0 votes
2 answers
83 views

What is a “color image” filter generally used for?

I purchased a Kenko Color Filter by mistake. I am not sure what it is used for and what kind of results it produces. I’ve used filters with two colors before and they have a gradient between them but ...
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0 votes
1 answer
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Noblex 150/U. early model serial # 002 816 filters, lens shift

I am starting to use the Noblex 150/U I purchased a few years ago. Learning slowly all of the intricacies not explained in the manual. I have the original printed manual for the model. Seems fairly ...
1 vote
2 answers
104 views

Will there be noticeable vignetting with 86mm filter ring stepped down to 82mm?

I'm about to buy a Meike 8mm Cine Lens for my BMPCC 4k (which has a 2.0x crop factor) in the M43 mount variant. The filter thread size is 86mm, but my only Pro-Mist and ND filter thread sizes work ...
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7 votes
2 answers
947 views

Is it possible to install a filter (or remove one) in a Noblex camera without wasting/exposing film?

Noblex rotating-lens panoramic cameras have the lens inside a drum, which rotates to take a photo, recording a ~130° angle of view on film. Because the lens is inside this rotating drum, there is a ...
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3 votes
6 answers
3k views

Do smartphones suffer from degrees of chromatic aberration? If so, how is it possible?

Smartphone imaging sensors are usually Bayer sensors which have a color filter array on top of each pixel, so each pixel ultimately captures one of red, green or blue colors of light. In that case, ...
2 votes
2 answers
313 views

How to make a layer fade to transparent?

I have two layers of the same image. The first layer underneath is the original, while the other on top of it is a copy of the original, but with some applied effect or filter. I would like to make ...
0 votes
1 answer
97 views

Care of CPL filter: is this a fungus?

Found an old PLC filter in my bag. Unused for years (git it for the kit lens of my first DSLR). There is strange spot on it, apparently under the front glass: Situational awareness: this is the big ...
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2 votes
2 answers
510 views

Can I use on-lens IR filter for a full-spectrum converted camera?

I am deciding on converting my camera to infrared capable camera. Now I really want to have enhanced colour enabled on my DSLR but at the same time full spectrum is very tempting too. But I want to ...
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0 votes
2 answers
166 views

Image distorted on max zoom using filters

I have 77D and Sigma 150-600m contemporary lens. When I use any filter on the lens at 150mm I get desired outcome. But if I zoom in the image will get distorted. Is this expected or do I have faulty ...
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1 vote
2 answers
123 views

Is there an optimal order when using both polarized and ND filters on a lens? [duplicate]

I'm using Sony a6500 with Sigma f1.4 16mm lens and I have recently bought a ND 6-stops filter and a polarizer filter. I have read that in some cases it is recommended to use both of them. Is there any ...
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4 votes
1 answer
1k views

What ND filter strength should I use when visiting Iceland?

I'm about to visit Iceland and I would like to use a ND filter for the first time (mostly for the waterfalls). From what I see, Iceland is pretty much cloudy. My setup is Sony a6500 with Sigma f1.4 ...
  • 179
4 votes
1 answer
152 views

What happened to this CPL filter?

What happened to these CPL filters? Is it reversible? Can they be cleaned or fixed? The damage looks like it is inside the glass. I'm concerned it's fungus or something else. My father bought them ...
3 votes
1 answer
312 views

Why are my recent film photo’s coming back grainy/blurry?

On my last three rolls of film I’ve had developed the pictures have been excessively grainy. This is apparent on looking, but once zoomed in (even a tiny bit) all definition/detail is lost and the ...
1 vote
1 answer
73 views

Ruggedizing UG11 and other humidity/oxidation sensitive filters

I am needing to use Schott UG11 filters (and other coloured glass filters, of which UG11 is the most sensitive) that degrade on a UAV setup. The degradation is a cloudy film that forms from the ...
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0 votes
2 answers
73 views

Eliminate reflectivity towards oncoming traffic headlights

I have a couple of adapted commercial CCTV housings mounted on my car roof to do casual facial recognition tracking and license plate tracking. The issue is that the glass on the front of the housings ...
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9 votes
2 answers
1k views

What's the actual physics of diffusion filters?

Recently, I purchased a Tiffen Black Pro Mist which adds halation to highlights via diffusion. I read online that diffusion filters do not add data as the entirety of the effect can be recreated in ...
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0 votes
1 answer
101 views

How to use a filter on a lens with a bulbous front element? (Rokinon AF 14/2.8) [duplicate]

I have a wide-angle lens, but the hood does not come off. The lens is a Rokinon/Samyang AF 14mm f/2.8. Is there a way to use a filter besides using an adapter filter?
0 votes
1 answer
211 views

Should I leave my UV filter on permanently? [duplicate]

I got into the habit of buying off-the-shelf UV filters early on, and I've stuck to it. My M. Zuiko 'kit' lenses always have their UV filters fitted, except when I want to use something else like an ...
4 votes
2 answers
908 views

Hardware / post for crisp sunrise

I have been trying to take photos of the sunrise. In my arsenal I have ND8-ND100 filters and each time I tried a different iteration. My thinking was that with an ND filter I would be able to get well ...
1 vote
4 answers
671 views

Why I am unable to focus at all while using ND filters

Lately, I am unable to focus with ND8 AND ND10 filters put over the kit lenses of my Canon1300D camera. Whenever I try to focus, it allows me to only reach to a point where the subjects are only ...
2 votes
1 answer
482 views

What causes these horizontal lines from light sources?

I was watching the film Lupin, and I'm wondering, what is the name of that filter that makes those horizontal lines? And also, is it a physical (like one you screw on a lens) or a digital (like one ...
1 vote
3 answers
154 views

2 stop filters and their use with digital cameras

Does a 2 stop filter have the same result on your picture as subtracting 2 stops with ISO/aperture/speed? What would be the purpose of the filter if you can decrease the light by other means with the ...
0 votes
2 answers
140 views

UV and haze lens for Canon Powershot SX50 HS

Looking for UV and CPL lens for this camera. As far as I am aware the supplied lens is 58 mm. Offers seem to have either 58 mm lens sets from Fotover etc. or 67 mm lens form Neewer etc. I assume for ...
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3 votes
1 answer
167 views

Accurately Recreating Sierra and Walden from Instagram in Lightroom Classic or Photoshop

I'm trying to accurately recreate the Sierra and Walden filters from Instagram in Lightroom Classic or Photoshop. I've tried manually doing this before but have never quite got them just right. So I ...
2 votes
1 answer
62 views

Using Lightroom filters to answer: What ND Grad to buy first?

The question what ND graduated filter to get first is quite hard to answer. See: What ND Grad to buy first? I had the idea to look at the images I already have taken in situations where I would liked ...
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1 vote
1 answer
29 views

I can only see one filter at a time in photoshop

I am trying to reduce noise in an image by using the "reduce noise" filter + "surface blur", but i can only see one result at a time. I've tried using smart objects and also ...
2 votes
1 answer
2k views

DIY Visible light blocking filter (IR passing filter)

Which one is a better option (to block more visible light and to block less IR light), floppy disk or developed unexposed photographic film?
1 vote
1 answer
53 views

Which “square filter” brand does this hood belong to?

I’ve bought this hood in a flea market some time ago thinking it’s a Cokin one but actually it’s not compatible. Notice the different notches. So I wonder what it is, so maybe I could pass it on when ...
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8 votes
3 answers
3k views

Are polarizers effective against reflections from glass?

I have seen this question asked here How do I get rid of reflections on vertical glass fronts? I wonder if the same polarizer filters we use for making the underwater look clear instead of the sky ...
1 vote
1 answer
192 views

Equipment question - what in a lens name denotes when the filter mount moves during focusing?

Details: Canon RP I built a somewhat heavy lens attachment that mounts to the filter ring. This is fine with my old 85mm f1.8 as the filter ring is directly on the lens body. I recently got a 35mm f1....
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4 votes
2 answers
167 views

wooden filters- What are they used for?

Does anyone know what these filters are for? They are wooden, yellow, red, green and blue. The glass filter media measures 2 1/2" x 2 1/2". They are marked: Folmer & Schwing Div. E.K &...
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7 votes
1 answer
390 views

Hydrogen Alpha Filters (Buying The Right One and How It's Used)

I am looking to purchase my first hydrogen-alpha filter to use for day solar (Sun) photography as I just recently purchased a SkyGuider Pro device. However, upon several bouts of research I am at a ...
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3 votes
1 answer
276 views

Polarizing filter - degree of polarization vs polarizing sunglasses?

I thought a polarizing filter only lets through light of one polarity. Thus if I have 2 polarizing sunglasses and look through both superimposed and rotate one it should completely block light at 90 ...
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1 vote
2 answers
109 views

Photo of blue LCD display

I have a device with a blue LCD display where the backlight is blue and the letters are white. When I take photos of it with a cheap webcam, you cannot see any letter, because the blue light is too ...
0 votes
2 answers
64 views

How to test two polarising filters against each other?

I bought 2 CPL polarising filters from the same manufacturer with the same characteristics. One is medium level and one is their highest level. The difference between them, as noted by the ...
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0 votes
2 answers
247 views

How can I recreate this lighting/editing technique?

I'd like to introduce myself into photography. Lately, I've been taking special attention to some pictures on instagram and trying to recreate, not the whole scene but the lightroom, filters and ...
1 vote
2 answers
81 views

Will a 77-82mm stepup + filter fit with stock hood on Sony 70-200mm 2F.8 GM?

I am about to buy a Sony A7RIII + 16-35mm F2.8 GM + 70-200mm F2.8 GM and want to use the same X4 CPL filter. I plan on buying the 82mm X4 CPL (which will fit the 16-35mm) and using a stepup to allow ...
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4 votes
2 answers
208 views

Do I still need filters for photographing landscape under an eclipse, if I'm not zooming in on the sun itself?

Context: I find myself due to be in the path of the upcoming annular solar eclipse. This was unplanned and I am unable to get a proper filter delivered on time. The general consensus on the internet ...
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2 votes
1 answer
370 views

Can I use a screw-on variable ND filter together with a square filter holder?

I have a K&F variable ND screw-on filter. I want to buy the Cokin Z series holder for graduated ND filters. Is it possible to use the Cokin Z holder with GNDs together with the variable ND screw-...
user avatar
2 votes
2 answers
69 views

Best Flat Light Diffuser for a High-Intensity Flashlight

I am doing some experimentation with a compact lighting kit to use for capturing textures, hence some constraints. I am using a high-intensity flashlight like the Acebeam X80-GT placed at a 1-3m ...
2 votes
2 answers
105 views

is using a screw on ND filter along with GND filers which require a holder possible?

I have a screw on 3 - 7 stop variable ND filter which screws on to the lens. I want to buy some GND soft grads which require a filter holder (This holder needs to screw on to the lens). Am I right ...
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