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Can specifications for a lighting project require that submitted fixtures be CALiPER tested?

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No. CALiPER only tests a small portion of products that are on the market and does not accept submissions or any form of request for testing, so it would be unfair and unjustified to only consider products which have been tested by CALiPER. All manufacturers should have their products tested by a qualified laboratory following IESNA LM-79, and should make those test results available to specifiers and use those results in product literature (this is basically what CALiPER testing is). While there is always the risk that a manufacturer has submitted “trophy” products for such testing—similar risks can also surround CALiPER testing. CALiPER testing only provides a small snapshot in time. Many factors can be considered in reducing purchasing risks: historic record, long-term knowledge about a manufacturer’s credibility, examples shown through CALiPER testing of other products, comparison of LM-79 results to benchmark values for products using other light sources, warranty practices, avail

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