64 page Nichia LED catalog.
NOT your average LED catalog.
Good and wide ranging technical data that can generally be relied on.


http://www.nichia.com/specification/catalogue/200902/NICHIA_Corporation_200902_LED_Catalogue.pdf

The most efficient white LED in the catalog* is even better in practice in
some aspects than is shown here.

Application specific downloads

    http://www.nichia.com/product/led-catalogue-0902.html



            Russell

* Also, possibly, the most efficient white LED available commercially from
anyone at present.
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