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TopPride™ filters
DELTA, one of the world's leading players in advanced thin film coating, is proud to present its new TopPrideTM range of filters.
This new filter range is being released in conjunction with Photonics West 2009.
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LTL-XL Retroreflectometer
The LTL-XL measures nighttime visibility RL and daytime visibility Qd traceable to PTB- Germany and NIST- USA. Furthermore LTL-XL measures the ambient temperature and relative humidity.
