- In equipment for the detection of forged bank notes, stamps and paintings etc.
- Special light effects in theatres, discotheques and bars
- Medical forensics
| - The tubes efficiently emit UVA at 315 nm - 400 nm (peak at 352 nm and 368 nm) which has a strong photochemical and fluorescent effect
- The special deep blue filter glass absorbs visible radiation and transmits near ultra-violet rays only
- Shape, size, electrical characteristics and control circuits are similar to general fluorescent tubes
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