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Laser Measurements
Discuss laser pointer power measurements, spectrometers, and divergence.
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Sticky
Map of Members with Access to Laser Power Meters
Cyparagon
Jan 5, 2015
3
4
5
Replies
73
Views
22K
Nov 19, 2020
RedCowboy
Sticky
Peregrine - The Free, Open Source LPM Interface
Trevor
Feb 26, 2013
16
17
18
Replies
280
Views
53K
Nov 21, 2017
paul1598419
Sticky
What if I Don't Have an LPM?
daguin
Apr 30, 2013
2
3
4
Replies
62
Views
23K
Dec 27, 2016
lasersbee
Sticky
Make Your Own Spectrometer for Under $1
HydroSean
Sep 22, 2016
6
7
8
Replies
116
Views
25K
Dec 21, 2016
Radim
New laser power meters on ebay
Dot
Oct 28, 2020
Replies
13
Views
994
Oct 29, 2020
lasersbee
R
cheap Chinese ebay LPMs vs Coherent LaserCheck vs LaserBee
runcyclexcski
Aug 22, 2020
2
Replies
17
Views
2K
Sep 7, 2020
Buffo
Help with LPM wiring db25 pinout PM5200 to attach Thermopile sensor
ducatidragon916
Jun 18, 2020
2
Replies
17
Views
2K
Aug 25, 2020
Alaskan
what LPM is the real deal?
AX3L
May 12, 2020
Replies
7
Views
977
Jun 13, 2020
lasersbee
Software for Kenometer USB
micksterbs
Feb 8, 2012
Replies
7
Views
2K
Jun 13, 2020
hakzaw1
S
SCIENTECH 36-5002
Scruffinator3K
May 27, 2020
Replies
4
Views
552
May 28, 2020
Encap
E
Hyperion LPM + Vritonuzz Data Logger Platform
astralist
Apr 15, 2016
10
11
12
Replies
179
Views
23K
May 28, 2020
hakzaw1
Laser Power Meter Question - (Hyperion Argentum)
MurphyMurph
May 11, 2020
Replies
6
Views
506
May 12, 2020
lasersbee
Finally got myself a spectrometer!
mwang
May 9, 2020
Replies
2
Views
379
May 9, 2020
Encap
E
J
Spectrometer recommendations?
JimMc
Apr 25, 2020
Replies
5
Views
628
Apr 26, 2020
paul1598419
Wavelength Correction. Does it Matter?
Snecho
Apr 1, 2020
Replies
8
Views
1K
Apr 17, 2020
Cyparagon
My New LPM Design
brianpe
Apr 5, 2020
Replies
6
Views
948
Apr 8, 2020
lasersbee
L
Looking for cheapest functional LPM (laser power meter). Will this one work?
lasermore
Mar 2, 2019
3
4
5
Replies
66
Views
10K
Mar 30, 2020
gecko991
G
Does Ophir Work With LaserBee?
Snecho
Nov 26, 2019
Replies
10
Views
2K
Mar 12, 2020
Snecho
T
Which budget Laser Power Meter for measuring telescope mirror reflectivity?
Tatsu
Jan 4, 2020
Replies
1
Views
815
Jan 5, 2020
paul1598419
S
Laser diode divergence as a function of driving current.
samchan
Sep 28, 2019
Replies
5
Views
2K
Sep 29, 2019
Encap
E
Review my new LPM,cheap and not bad
trinh hong phuoc
Sep 14, 2019
Replies
3
Views
573
Sep 14, 2019
RedCowboy
T
850nM Well Water Level Measurement?
tma
Aug 21, 2019
Replies
5
Views
1K
Aug 25, 2019
tma
T
T
My laser diode's specs are one thing and the input is another...
The Purple Death
May 5, 2019
Replies
5
Views
672
May 7, 2019
paul1598419
C
How does a laser power meter actually work?
cosmonaut
Apr 24, 2019
Replies
10
Views
2K
Apr 25, 2019
lasersbee
DMM power meter?
Anthony P
Feb 25, 2019
Replies
8
Views
999
Mar 22, 2019
lasersbee
S
Spectrometer help
SOSDD
Mar 19, 2019
Replies
4
Views
547
Mar 19, 2019
paul1598419
USB Oscilloscope
Anthony P
Feb 27, 2019
2
Replies
17
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2K
Mar 17, 2019
m3vuv
M
K
What is the power meter commonly used?
Ken Hudd
Jan 9, 2019
2
Replies
26
Views
3K
Jan 14, 2019
lasersbee
50W LPM laser
trinh hong phuoc
Aug 2, 2018
2
3
Replies
41
Views
6K
Jan 14, 2019
lasersbee
Cheap DIY Heat Sink for Ophir 20C
ScottW
Jun 6, 2014
Replies
8
Views
3K
Jan 3, 2019
paul1598419
Ophir 20C-A-1-Y Heatsink
brendon7358
Aug 20, 2018
Replies
6
Views
1K
Jan 2, 2019
Hikke
H
R
Laser power
rooster9119
Dec 12, 2018
2
Replies
20
Views
2K
Dec 31, 2018
paul1598419
Has anyone recieved a sanwu LPM yet ?
RedCowboy
Nov 29, 2018
Replies
10
Views
1K
Nov 30, 2018
paul1598419
DIY CO2 Power Meter
Anthony P
Oct 31, 2018
Replies
11
Views
2K
Nov 12, 2018
Anthony P
Could someone let me borrow a laser to test my LPM
brendon7358
Aug 31, 2018
Replies
12
Views
2K
Sep 1, 2018
lasersbee
Pocket LPM from Laserpointerstore?
Richie89
Oct 12, 2017
2
3
4
Replies
52
Views
5K
Aug 25, 2018
lasersbee
S
Sodium laser visibility vs distance.
steve001
Jul 21, 2018
Replies
4
Views
975
Jul 21, 2018
steve001
S
G
Using a LPM to test laser engraving enclosure
granter11
Jul 21, 2018
Replies
4
Views
658
Jul 21, 2018
granter11
G
I
Ophir DG-HH Input Voltage?
IHeartLasers
Jul 15, 2018
Replies
9
Views
1K
Jul 16, 2018
paul1598419
L
Stop Suffering -->LPM parts
LSRFAQ
May 2, 2018
Replies
14
Views
2K
May 30, 2018
hakzaw1
Interesting Spectrometer setup
jnrpop
Apr 29, 2018
Replies
14
Views
2K
May 30, 2018
kecked
Feeler for 3D enclousers for HYperion LPMs
hakzaw1
Mar 31, 2018
2
Replies
21
Views
3K
Apr 28, 2018
Alaskan
Real amateur datalogging
Phenomite
Apr 24, 2018
Replies
4
Views
802
Apr 26, 2018
Phenomite
Convert Wavelength to Color
HydroSean
Mar 7, 2018
Replies
9
Views
2K
Mar 7, 2018
paul1598419
A
How to make LPM by myself?
Allen Lin
Feb 20, 2018
Replies
10
Views
1K
Feb 22, 2018
paul1598419
D
Visibility vs distance
Dridapada
Feb 1, 2018
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3
Replies
33
Views
3K
Feb 16, 2018
Dridapada
D
TECs used as LPM sensors failures...
lasersbee
Feb 7, 2018
2
Replies
18
Views
2K
Feb 10, 2018
lasersbee
On Getting Good Results From Diffraction-Grating DIY Spectrometers
imallett
Jan 18, 2018
Replies
5
Views
2K
Jan 18, 2018
paul1598419
M
Hobbyist LPM Comparisons
moogle
Dec 26, 2017
Replies
12
Views
2K
Dec 27, 2017
electron
Coating Linearity (White Uncoated TECs)
lasersbee
Dec 9, 2017
2
Replies
19
Views
2K
Dec 14, 2017
lasersbee
E
New Pocket Portable High Res. Spectrometer the size of a deck of cards
Encap
Dec 2, 2017
Replies
9
Views
2K
Dec 5, 2017
paul1598419
Data Logging Software
Andrew124C41
Oct 31, 2017
2
Replies
24
Views
3K
Nov 22, 2017
Encap
E
High precision LPM with Ophir 20C-Y-A/150/30 etc... possible with new board.
Seoul_lasers
Feb 21, 2017
Replies
9
Views
2K
Nov 11, 2017
Seoul_lasers
Peregrine
Andrew124C41
Nov 8, 2017
2
Replies
19
Views
2K
Nov 11, 2017
Seoul_lasers
E
damaged Ophir 20C UAS-.5Y
equal
Nov 5, 2017
2
Replies
20
Views
2K
Nov 7, 2017
lasersbee
LaserBee II Issue
mikeyjames
Sep 20, 2017
2
3
Replies
47
Views
5K
Oct 2, 2017
mikeyjames
LPM digital voltmeter
toutan
Sep 30, 2017
Replies
9
Views
2K
Oct 2, 2017
BobMc
E
Partial mirror beam splitter for high power laser measurements
Ed0
May 21, 2016
Replies
7
Views
1K
Sep 23, 2017
LSRFAQ
L
J.BAUER Electronics RTA Prototype - Test results
ElectricPlasma
Sep 2, 2017
Replies
15
Views
2K
Sep 20, 2017
astralist
Want to buy a cheap LPM
trinh hong phuoc
Jul 16, 2017
Replies
6
Views
1K
Jul 17, 2017
Encap
E
D
unexpected behaviour - 405nm driver - solved
dbrown2k
Jul 6, 2017
Replies
10
Views
2K
Jul 6, 2017
dbrown2k
D
Received my Hyperion Cuprum. And kind words to all.
Richie89
Jun 9, 2017
Replies
8
Views
1K
Jun 10, 2017
Richie89
Introducing the 10W Rubicon X LPM!
Trevor
Oct 9, 2013
2
3
4
Replies
56
Views
10K
May 20, 2017
Trevor
S
Very low laser beam divergence
steve001
May 5, 2017
Replies
13
Views
4K
May 6, 2017
paul1598419
No access to any LPM owner; what's the most accurate and easiest to make DIY LPM?
Sepehr
Jan 28, 2017
2
3
Replies
35
Views
4K
Mar 12, 2017
Benm
Most efficient way to find duty cycle?
WhiteFang
Mar 9, 2017
Replies
4
Views
1K
Mar 9, 2017
WhiteFang
Can a TMP36 as a LPM Meter Sensor?
kuhny1
Aug 16, 2016
2
3
Replies
36
Views
3K
Jan 29, 2017
Benm
Open Source LaserBee SDK!
Trevor
Jul 1, 2013
2
3
4
Replies
51
Views
8K
Jan 11, 2017
Seoul_lasers
Where can i find a LPM for sale?
Jhop
Sep 14, 2016
Replies
9
Views
2K
Sep 15, 2016
Lifetime17
E
What Sensor for Measurement
equal
Sep 10, 2016
Replies
7
Views
1K
Sep 11, 2016
paul1598419
Hyperion Cuprum is in!
94Z28
Aug 24, 2016
Replies
4
Views
2K
Aug 27, 2016
94Z28
L
LPM using a photodiode
Laser201698
Jul 17, 2016
Replies
9
Views
2K
Jul 19, 2016
paul1598419
S
Distance Measuring Lasers
stokos
Jul 8, 2016
Replies
9
Views
2K
Jul 9, 2016
Benm
Lasermeter kit from odicforce
trevorman33
Jun 12, 2016
Replies
2
Views
1K
Jun 12, 2016
CaliKirk
LPM for this sensor?
Sta
May 20, 2016
Replies
3
Views
1K
May 21, 2016
ElectricPlasma
Peregrine and Arduino help
Pman
Apr 12, 2016
Replies
11
Views
1K
Apr 14, 2016
Pman
G
Unidentified Thermopile
grenadier
Feb 26, 2016
Replies
2
Views
1K
Feb 26, 2016
Lifetime17
LPM stopped working...
Moe Ron
Feb 24, 2016
Replies
2
Views
1K
Feb 24, 2016
Moe Ron
Help me put together a laser test bench
MikeSD
Feb 9, 2016
Replies
7
Views
2K
Feb 13, 2016
paul1598419
S
LPM Inquiry (0.1 or 0.5 mW measurements?)
SBALPLLaser
Feb 5, 2016
Replies
6
Views
1K
Feb 6, 2016
ARG
Laser Power Stability (rms)
DrSined
Jan 26, 2016
Replies
9
Views
6K
Jan 27, 2016
ultimatekaiser
G
Mystery Ophir
gregma
Jan 12, 2016
Replies
1
Views
1K
Jan 14, 2016
gregma
G
G
LPM TEC connecting wires
gregma
Jan 5, 2016
Replies
0
Views
1K
Jan 5, 2016
gregma
G
LPMs
Andrew124C41
Dec 30, 2015
Replies
0
Views
1K
Dec 30, 2015
Andrew124C41
Question about Ophir 20C-A-1-Y
Andrew124C41
Dec 16, 2015
Replies
2
Views
2K
Dec 20, 2015
Pman
J
Atlantis DIY Laser Power Meter
jasonmrc
Dec 6, 2015
2
Replies
23
Views
5K
Dec 14, 2015
Benm
E
Sensor wanted (for pointers between 10mW and 1W)
equal
Dec 9, 2015
Replies
1
Views
1K
Dec 9, 2015
diachi
E
Ophir 20C-UAU without PC ?
equal
Dec 4, 2015
Replies
4
Views
2K
Dec 7, 2015
equal
E
P
Ophir vs Scientech?
petters
Dec 6, 2015
Replies
0
Views
1K
Dec 6, 2015
petters
P
LD Emitter Sizes - Please post your LD Data Sheets or findings here!
Alaskan
Nov 13, 2015
Replies
6
Views
3K
Nov 15, 2015
Alaskan
Let's talk about divergence (mrad)
Tre
Oct 4, 2015
Replies
12
Views
3K
Oct 5, 2015
Cyparagon
Laserbee 3.7W USB Driver Issues
TaterMay
Jun 24, 2015
Replies
5
Views
2K
Sep 25, 2015
Forkinatorr
Anyone Heard of This Laser Precision Corp LPM Sensor?
TaterMay
Jul 18, 2015
Replies
9
Views
2K
Aug 16, 2015
TaterMay
Super score
bandlasing
Jul 19, 2015
Replies
12
Views
2K
Jul 20, 2015
bandlasing
Digital Thermometer W/ Thermocouple to Determine Duty Cycle?
TaterMay
Jul 7, 2015
Replies
13
Views
2K
Jul 15, 2015
TaterMay
Z
Radiant X4
Zenzile
Dec 26, 2014
2
Replies
17
Views
4K
Jul 13, 2015
ARG
Ophir DG-HH
TaterMay
Jun 16, 2015
Replies
2
Views
2K
Jun 25, 2015
TaterMay
C
Do I want to buy a lpm any recommendation?
CONNER
Jun 8, 2015
Replies
13
Views
2K
Jun 22, 2015
TaterMay
opinion on this scienctech
olympus mons
Jan 22, 2015
2
Replies
22
Views
4K
Jun 6, 2015
The Lightning Stalker
Anyone have a Scientech 362? What do you think of it?
Alaskan
Jun 4, 2015
Replies
0
Views
1K
Jun 4, 2015
Alaskan
LPM response times question
gozert
May 6, 2015
Replies
7
Views
2K
May 13, 2015
Pman
S
color, power, and visibility.
steamandlight
Mar 24, 2015
2
Replies
20
Views
4K
Apr 3, 2015
blueasthesky
I
Measuring superpulsed lasers
Infarouge
Mar 30, 2015
Replies
3
Views
1K
Apr 1, 2015
The Lightning Stalker
Anyone who can measure the IR nm of some diodes for me?
Alaskan
Mar 18, 2015
Replies
8
Views
2K
Mar 23, 2015
The Lightning Stalker
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