Astrolux MF01S Flashlight Review

Today I’m reviewing the Astrolux MF01S, which boasts 15,000 lumens and 616m throw (95,000 cd). You can buy the Astrolux MF01S at Banggood (without cells, affiliate link). They also sell the MF01S with cells. As of Oct 2021, there’s a 23% discount code BGASFT01S This is an updated version of the original MF01, which took …

Convoy flashlight naming guide

Convoy have a whole load of flashlights, all with confusingly similar names. Convoy sell their flashlights on the Convoy AliExpress Store, Banggood and Nealsgadgets but there’s so many that it’s impossible to work out which one is which. Here’s a rough overview of the main ones. This isn’t going to be fully comprehensive but should …

Big list of Luminus SBT90.2 flashlights

Last updated: 26th Oct 2021 There’s a few flashlights now available with the Luminus SBT90.2 LED. Too many to keep track of, so I’m making a list to help you compare. Table of contents Jump to a section, either by number of cells (down the rows) or by head size (along the columns). SmallUnder 50mm …

Flashlight parts

From top to bottom, a flashlight is normally made of these parts: 1. Bezel2. Lens3. Reflector (or TIR)4. LED5. MCPCB (board the LED is soldered to)6. Metal heat sink (shelf or pill)7. Driver (makes the LED get the right current and voltage)8. Cell9. Tail cap 1-7 are contained within the head. Number 6 is where …

Measuring lumens without an integrating sphere or calibration source

Some people were asking how to measure lumens without much equipment. I’d recommend making a cheap integrating sphere (or tube) but you can get a rough idea of lumens with just a phone and desk lamp. Get the ceiling bounce app if you have an Android. Or search the app store for something like lux …

In search of mega throwers and flooders: the world’s furthest distance and brightest handheld flashlights

How would you like to see literally miles away in the dark? Some of these lights have a beam that throws so far that you need binoculars to make the most of them. There’s been a few new massive flashlights recently. Here’s a quick run down. Scroll to the end for a quick overview.

EverBrite 90° Twist UV + white flashlight review

I have an unusual flashlight review today. This is a versatile light that has both white and UV LEDs and you can twist the head to point sideways. About the light This light is sold as the EverBrite 90° Twist UV. It looks suspiciously like the Nicron N72, so I expect they come from the …