Every now and then, one of my columns elicits enough reader response to merit a follow-up. Such is the case with a piece I wrote on green laser pointers (November 2013), in which I outlined their value to the amateur astronomer and the risks inherent in their misuse. An accompanying photo showing a green laser flash in an airplane cockpit prompted a comment from Fred Hoffman of Fort Bliss, Texas. “As an instrument pilot,” he wrote, “I’ve been lucky not to have been ‘lit up’ as in your photo. That happening on short final approach in very bad weather could be deadly.”
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