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Tagged Questions

Shaped Bokeh refers the shape of the bokeh(out-of-focus areas of a photograph).

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0answers
51 views

1/4000s Bokeh, Mirror Visible? [duplicate]

I took this picture and notices that in its lower part the Bokeh is "cut off". Is this the mirror? This is really annoying. How can I avoid this? I was shooting water droplets and I need high speeds ...
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0answers
48 views

What's the technical explanation for custom bokeh shapes? [duplicate]

Simply putting a heart shaped cut-out in front of the lens turns this into this How does that happen? What's the optics behind this phenomenon?
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1answer
211 views

Can I make custom bokeh shape using a 18-55mm Nikkor lens?

Custom bokeh shapes need a large aperture. The max aperture my lens can reach is f3.5. Is it big enough for a custom bokeh? I tried but it doesn't work.
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2answers
294 views

Why is the bokeh shaped like the aperture?

Why is the bokeh shaped like the aperture? What is the physical explanation to this?
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3answers
576 views

What is the diameter of the lens' aperture in mm terms?

I'm planning to create a customized aperture effect. Like this one in the Photo. I'll be doing a DIY customized aperture that will be attached to the filter. My lens' widest aperture is F/1.8 ...
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2answers
238 views

Does number of elements and groups of lens affect bokeh shape? [duplicate]

Possible Duplicate: What about lens construction influences bokeh? Does the circular or hexagonal shape of the bokeh depends on the number of elements and groups of the lens?? If not then ...
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2answers
541 views

Why am I getting a “frame” in my picture when I made my own shaped bokeh?

I have tried to play with the shaped bokeh trick, by following the instruction at DIY - Create Your Own Bokeh. I am using a M4/3 camera with its kit lens, which is 14-42mm f3.5-f5.6. I shot at 14mm ...
5
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2answers
752 views

How do I avoid vignetting when shooting through a cut-out for shaped bokeh?

I used a 18mm-50mm lens at f/3.5, with a card with a cut-out heart shape of about 4mm. I got the shaped bokeh effect, but the outer side of image is dark due to the card. How do I avoid this and ...
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2answers
2k views

What size hole do I use to make differently shaped bokeh?

This is my question in one huge breath: What would be the correct size of an elliptic bokeh filter be to create a fake anamorphic distorted bokeh effect with a regular Canon 50mm f/1.8 II lens with a ...
13
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2answers
641 views

How do I get shaped bokeh without a Lensbaby?

Is there a good hardware solution for generating shaped bokeh? I know Lensbaby has a set of filters that give various shapes — is there a similar solution for other lens?