Compact, packed with practical features and pretty powerful too, the Spot 400-R remains a dependable companion for multi-day hikes or year-round camping and backpacking.

The lumens-per-watt (lpw) rating for an incandescent bulb is a lowly 15 (or so) while newer LED bulbs are in the range of 75. While 75 lpw is plenty efficient, it's no where near what ...

TOKYO — Nichia Corp. has developed a white LED chip with 100-lumens/watt efficiency, with volume production expected this year. The move comes amid an intensifying race to boost the efficiency of ...

A lumen rating of 200 is certainly low compared to most projectors, and even a bit low compared to others of the ultra-portable variety. I measured approximately 123 lumens in its most accurate ...

For example, if a light uses 10 LEDs that have a maximum output rating of 100 lumens, the raw lumen output would be 1,000 lumens. No photometric testing is necessary to come up with this number ...

The prototype operates at 200 lumens-per-watt, a number that is more than double what is found in typical household LED products. The "warm white" part might seem like a minor detail, but it's ...

The No. 31 company on our 2022 Top 100 is also focused on execution for the task orders it has booked under the EIS contract vehicle to transform agency networks.

The company has now announced the 8849 Tank 4, a business smartphone that features a 100-lumen 720p DLP projector. It supports laser-assisted auto-focus up to 4 meters, ...

TOLEDO, Ohio, Dec. 12, 2018 /PRNewswire-PRWeb/ -- OptimalLED Inc. is excited to be the first lighting company to market and distribute a highly efficient, 200 lumens per watt, LED linear high bay ...

An unidentified thief has reportedly stolen more than $400,000 in Stellar lumens after hacking the digital wallet provider BlackWallet. According to cybersecurity reearcher Kevin Beaumont, the ...

The device also comes with a 1,200-lumen camping light, which can illuminate your path at night, and an adjustable-focus 100-lumen, 120Hz DLP projector suitable for presentations or movie viewing ...