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  1. The_LED_Museum

    Review of the Assassin 405nm Adjustable Focus Rechargeable Violet Laser

    ASSASSIN 405nm ADJUSTABLE FOCUS RECHARGEABLE VIOLET LASER Manufactured by: (Unknown) Last updated 05-06-20 [/center] The Assassin 405nm Adjustable Focus Rechargeable Violet Laser (hereinafter probably referred to as simply the Assassin) is a violet-emitting, directly-injected laser. That is...
  2. The_LED_Museum

    Review of the 3 in 1 Laser/LED Flashlight/Pen

    3 IN 1 LASER/LED FLASHLIGHT/PEN (5) Retail $2.00 Manufactured by (Unknown) (No URL available) Last updated 04-08-20 The 3 in 1 Laser/LED Flashlight/Pen is exactly that: a red laser pointer, a (very bluish!) white LED flashlight, and a retractible tip ballpoint pen; all wrapped up in one...
  3. The_LED_Museum

    Review of the LaserBee AX Laser Power Meter (LPM)

    Because they're LEDs -- they don't call my website, "The LED (and Laser) Museum" for nothing ya know. ;)
  4. The_LED_Museum

    Review of the LaserBee AX Laser Power Meter (LPM)

    BTTT: Performed multiple spectrographic analyses of the LaserBee AX's LED display.
  5. The_LED_Museum

    Review of the Directly-Injected 505nm Bluish-Green ("Mint Green") Laser Pen

    Spectrographic analysis of this laser after several hours of lasing. Spectrographic analysis of this laser after several hours of lasing; spectrometer's response narrowed to a band between 500nm and 512nm to pinpoint wavelength, which is 505.4nm. This is shorter than it was before, which was...
  6. The_LED_Museum

    Review of the Prome 301 Red Diode Laser

    301 PROME RED LASER PEN Retail $9.90 (laserpointerstore.com...) Manufactured by (Unknown) Last updated 04-04-20 This is a red-emitting diode laser in a fat pen-style body. It uses a single 18650 Li:ION rechargeable cell for its power source. It's rated to produce 150mW of laser radiation...
  7. The_LED_Museum

    Review of the LaserBee AX Laser Power Meter (LPM)

    You're more than welcome Jerry!!! :)
  8. The_LED_Museum

    Sanwu LPM/Laserbee LPM

    Thank you ever so very much for your LPM comparison!!! 🤩
  9. The_LED_Museum

    Review of the Directly-Injected 505nm Bluish-Green ("Mint Green") Laser Pen

    I was not able to add this to my OP, so it goes here. Remeasured power output (new LPM) was 65mW. This measurement was made on a LaserBee AX 3.0 Watt Laser Power Meter w/Thermopile with known-good metrics.
  10. The_LED_Museum

    Review of the LaserBee AX Laser Power Meter (LPM)

    You guys are more than welcome!!! :love:
  11. The_LED_Museum

    Review of the LaserBee AX Laser Power Meter (LPM)

    LaserBee AX 3.0 Watt Laser Power Meter w/Thermopile, retail CA$192.36 (US$139.99) (www.laserbeelpm.com...) Manufactured by J. Bauer Electronics (www.laserbeelpm.com) Last updated 04-06-20 IMPORTANT: Pricing is accurate as of 03-11-20. Please visit the Currency Calculator for the latest...
  12. The_LED_Museum

    Review of the Directly-Injected 488nm Greenish-Blue Laser Pen

    I was not able to add this to my OP, so it goes here. Remeasured power output (new LPM) was 78mW. This measurement was made on a LaserBee AX 3.0 Watt Laser Power Meter w/Thermopile with known-good metrics.
  13. The_LED_Museum

    5000MW 650nm burning laser from Widelasers.com

    I just got a replacement LPM: the Prome red laser metered at 176mW.
  14. The_LED_Museum

    Review of the Directly-Injected 505nm Bluish-Green ("Mint Green") Laser Pen

    A late-evening outdoor beam shot; I used the camera in one of my cellular telephone handsets to capture this.
  15. The_LED_Museum

    Review of the Directly-Injected 488nm Greenish-Blue Laser Pen

    An early-morning outdoor beam shot; I used the camera in one of my cellular telephone handsets to capture this.
  16. The_LED_Museum

    Review of the Directly-Injected 488nm Greenish-Blue Laser Pen

    Photograph of the laser's beam in fog; I used the camera in one of my cellular telephone handsets to capture this. Another photograph of the laser's beam in fog; I used the camera in one of my cellular telephone handsets to capture this.
  17. The_LED_Museum

    Homebuilt Manganese Vapour Laser (MnVL)

    Wowza!!! 🎃 I had no idea that manganese and lead vapours were capable of lasing!!! :cool:
  18. The_LED_Museum

    Review of the Directly-Injected 488nm Greenish-Blue Laser Pen

    Then you'll very likely be quite happy with your spiffy new laser; the first unit spectroed at 488.7nm and the replacement laser came in at 489.4nm. :)
  19. The_LED_Museum

    Review of the Directly-Injected 488nm Greenish-Blue Laser Pen

    I haven't yet measured the beam divergence; I'll have to find a test location devoid of humans so I can set the equipment up (the "equipment" I'm referring to here simply being the laser itself and a paper target/beam dump set up a known distance away) and perform those measurements.




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