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Subject: Re: [Homebrew_PCBs] LEDs versus tubes

From: Leon Heller <leon355@...>
Date: 2010-01-29

On 28/01/2010 23:49, Stuart Schaffert wrote:

>> Much better resolution is achieved with UV tubes.
>>
> OK, I'll bite. Why do UV tubes give better resolution than UV LEDs?
>
>

Collimation.

Leon