Re: Measuring "standard IT8.7/4 Random" on iSisXL using ColorPort 2.0
Re: Measuring "standard IT8.7/4 Random" on iSisXL using ColorPort 2.0
- Subject: Re: Measuring "standard IT8.7/4 Random" on iSisXL using ColorPort 2.0
- From: Graeme Gill <email@hidden>
- Date: Sat, 22 Jan 2011 15:51:59 +1100
Roger Breton wrote:
But according to the graph, there is still some light energy below 400nm?
I wouldn't take that graph to literally. Perhaps the measuring
instrument wasn't zero'd (ie. it's suspicious how flat the
residual level is.)
See also:
<http://www.trainweb.org/girr/tips/tips7/white_led_plot.jpg>
<http://www.ecse.rpi.edu/~schubert/Light-Emitting-Diodes-dot-org/chap21/F21-08 Spectrum
white P LED.jpg>
<http://qubitsystems.com/wp-content/uploads/2010/04/LED_spectrum.jpg>
<http://www.kolumbus.fi/michael.fletcher/wht_led.gif>
Graeme Gill.
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