M STATE OF THE MARKET REPORT: LED Headlamps (2007)
by Rick Dreher
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Has it really been over three years?
When last we summarized LED headlamps the market was just hitting its stride, with several companies releasing mass-produced, affordable lights in a variety of configurations with an array of capabilities. While the groundwork for the future had been laid, what remained was the ugly truth about most of these early efforts: LEDs weren't yet ready to replace high-performance incandescent lights for very demanding conditions, high-power incandescent's great weight and fleeting battery life notwithstanding.
- Technological Strides
- Who's Who; What's What?
- Beam - Wide, Narrow or Both?
- Intensity - Bright, Really Bright or Scorching?
- Battery Life - Brief or Long-Term?
- Batteries - AA, AAA or Button?
- Battery Pack - Integrated or Separate? Plus Swapping Cells
- Switchgear - Single or Dual-button? Ease of use?
- Straps - Wrap, Bucket, Hybrid?
- Current Regulation?
- About Those Batteries
- LED Headlamp Specifications
- TABLE: Headlamp Facts and Features
- LED Headlamp Review Criteria
- Battery Life
- Beam Quality
- Fit and Comfort
- Battery Change Ease
- LED Headlamp Ratings Summary
- TABLE: LED Headlamp Ratings Summary
- Our List of Bests
- Sizing Up the Manufacturers
- Matching the Tool to the Task
- Designing Our Dreamlight
- What's Next?
- Backpacking Light Staff Choices
- Ryan Jordan
- Mike Martin
- Carol Crooker
- Will Rietveld
- Don Wilson
- Roger Caffin
- LED Variability
- Lenses, Reflectors, Filters, Colored LEDs, Naked LEDs
- Flashlight Electronics - Control Schemes
- Linear Regulators
- Step-Down (Buck) Regulators
- Pulse-Width Modulation
- So What?
- Radio Frequency Interference
# WORDS: 7150
# PHOTOS: 16
# TABLES: 2
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