2023927 — Both filters are made from thin pieces of protective glass that are easily attached to a camera lens, but they reduce the amount of light coming ...

... light up the scene, they only look like they radiate light. ... Take a look at these if you are interested in understanding more advanced scripting for Teardown.

The problem is probably that your frosted surface is too close to the LEDs. It needs to be far enough away, compared to the distance between the LEDs, that a point mid-way between two of them gets almost as much light as a point right in front of one.

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For overhead lighting, I suspect there are similar things in cheaper materials, clear plastic micro beads evenly distributed in a clear plasic matrix. Something like this ? This link was the result of a very short search, there may be more subtypes of the material so look carefully that you get one with a good chance of working well...

you can take a piece of sandpaper and rub the top of each diode with it to make it rough. Try this on one diode in the array to see if it is good enough to do the trick before you rub all the diodes.

dark-field microscopy

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I have tried frosted glass, but when the LEDs shine through the frosted glass, the individual points of light can still be clearly seen. The light is not continuous and smooth.

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I notice that there are LED bulbs that give off an even light, so obviously they use some method to transmute the LED point sources to a continuous shine from the entire bulb, but I do not know how this is done or whether I can imitate it.

Bright field dark field

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Looking at microscope and laboratory optics, I think a ground glass optical diffuser was be used, instead of frosted glass. Typically small size however, and expensive.

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I have a light fixture which is designed as three rows of LED light strips. The problem is that the LEDs appear as brilliant points of light. In the fixture I want to diffuse this light so that it appears pure and continuous. The fixture points downwards and is about 6" wide by 24" long.

202091 — It created great light on the top of his cheekbones, which then fell off the sides of his face, leading to darker tones which would then ...

Define backlit. backlit synonyms, backlit pronunciation, backlit translation, English dictionary definition of backlit. v.

I would guess that it will start to look the way you want when the frosting-to-LED distance is about twice the LED-to-LED spacing.

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