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>> Wright, could you give a list of specific household bulbs which are
>> both well-designed and of "as good or better spectral
>> distributions"? This would be very useful information.
>"Chroma 50" (or "Schedule 50") and "Daylight" or "Wide Spectrum" are
>available almost everywhere. Cheap, too. Both are good, high-PAR designs,
>and in combination they give a pleasing color rendition, to boot. The former
>are popular for illuminating meat counters, for their extra red, and the
Don't think so. The C50 is reccommendef for applications where
color accuracy is important - graphics and photographic work,
or for treating seasonal depression.
SPX35 is the meat counter tube. It has lots of red. The C50 is
more of a "cool" or "blue" bulb which would make meat look natural,
not good and red and would probably kill meat sales :-)
>latter are useful store lighting where clothing colors, etc. are to be
I've only seen the Philips tri-something reccommned for clothes
osing to it's really low UV (UV bleaches clothes).The C50/vita-lite
(same thing really) has to be giving off some UV for it's claims
(helpd lizards make Viatmin D, treats seasonal depression) to have any merit.
Richard J. Sexton richard at aquaria_net
Maitland House, Bannockburn, Ontario, Canada, K0K 1Y0 +1 (613) 473 1719