[Swansea Hackspace] An even led glow approx 2" diameter

Ceri Clatworthy ceri.clatworthy at gmail.com
Tue Nov 4 06:28:59 GMT 2014


Most any frosted plastic will give an even distribution. Especially if the
distance from LED to screen is 2 4 inch .
You could also use white paper tube.or 2 inch plastic tube with diffuser
Ceri
On 3 Nov 2014 23:16, "Emyr Morris" <em at preseli.com> wrote:

> I've kept loads of those washing machine liquid balls, they are lovely
> diffusers, always thought they would be great to place a LED inside...
>
> On 3 November 2014 23:09, Emyr Morris <em at preseli.com> wrote:
>
>> I used the DISCO lamp from B&Q - they had a 9 LED version but they seem
>> to have discontinued that, they do still have a 3 LED version.
>>
>> I ripped out the random RGB LEDs and replaced them with ADDRESSABLE RGB
>> LEDs...
>>
>> I brought it along to SWAMP
>>
>> This is the 3LED one
>>
>>
>> http://www.diy.com/departments/lights-by-bq-disco-3-balls-led-table-lamp/212365_BQ.prd
>>
>> not cheep, but it is stylish and sits nicely in my office.
>>
>> I must admit I bought mine when it was reduced in the Jan Sales.
>>
>> On 3 November 2014 22:31, Graham Owens <grahamowensuk at googlemail.com>
>> wrote:
>>
>>> I decided im going to use this new fangled arduino uno to make a
>>> 'Status' indicator next to me tv to alert me to some key information.
>>>
>>> the tv is 50" so im thinking something like a pod with 3x 2" diameter
>>> circles for indication to put on the top right of the tv, just above the
>>> edge.
>>>
>>> Does anyone have any ideas how to get a nice even glow from leds over a
>>> 2 inch area, im trying to avoid bright spots in it.  I would normally use
>>> something like EL sheet for this, but dont have any left - i do however
>>> have a big bag of white leds.  Any suggestions how to lay them out, do i
>>> light from the back or sides?  has anyone done anything similar?
>>>
>>> Thanks
>>>
>>> Graham
>>>
>>> _______________________________________________
>>> Hackspace mailing list
>>> Hackspace at swansea.hackspace.org.uk
>>> http://swansea.hackspace.org.uk/mailman/listinfo/hackspace
>>>
>>>
>>
>>
>> --
>> Mob: 07836 267426
>>
>> This e-mail and any files transmitted with it are confidential and
>> intended solely for the use of the individual or entity to whom they are
>> addressed.
>>
>> Mae'r e-bost hwn ac unrhyw ffeiliau a drosglwyddir gydag ef yn
>> gyfrinachol ac at ddefnydd yr unigolyn neu'r corff y cyfeiriwyd hwy atynt
>> yn unig.
>>
>
>
>
> --
> Mob: 07836 267426
>
> This e-mail and any files transmitted with it are confidential and
> intended solely for the use of the individual or entity to whom they are
> addressed.
>
> Mae'r e-bost hwn ac unrhyw ffeiliau a drosglwyddir gydag ef yn gyfrinachol
> ac at ddefnydd yr unigolyn neu'r corff y cyfeiriwyd hwy atynt yn unig.
>
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