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Laser Measurements
Discuss laser pointer power measurements, spectrometers, and divergence.
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Sticky
Peregrine - The Free, Open Source LPM Interface
Trevor
Feb 26, 2013
16
17
18
Replies
281
Views
67K
Aug 27, 2021
ScottW
Sticky
Map of Members with Access to Laser Power Meters
Cyparagon
Jan 5, 2015
3
4
5
Replies
74
Views
29K
Jun 3, 2021
snakeyes
Sticky
What if I Don't Have an LPM?
daguin
Apr 30, 2013
3
4
5
Replies
71
Views
30K
Apr 13, 2021
_Wim_
Sticky
Make Your Own Spectrometer for Under $1
HydroSean
Sep 22, 2016
6
7
8
Replies
116
Views
32K
Dec 21, 2016
Radim
Easy LPM Calibration
loreadarkshade
Apr 23, 2023
2
Replies
17
Views
2K
Nov 22, 2023
paul1598419
Conversion of multi mode to Gaussian beam profile
kecked
Oct 11, 2023
Replies
0
Views
668
Oct 11, 2023
kecked
G
Anyone know about this eBay meter?
Gruvytune
Aug 24, 2022
Replies
4
Views
2K
Sep 12, 2023
RedCowboy
20W Laser Power Meter from Laser Pointer Store
Rosalita Gata
Sep 10, 2023
Replies
0
Views
249
Sep 10, 2023
Rosalita Gata
L
Laser Grid for Measuring Distance
laser76
Jul 12, 2023
Replies
0
Views
1K
Jul 12, 2023
laser76
L
M
The Sky Blue 465nm-470nm laser pointer
Michael Varn
Jul 1, 2023
Replies
13
Views
1K
Jul 10, 2023
aaronnoraa
Ophir 20C-A-1-Y LPM PCB - Kits Available
loreadarkshade
Apr 18, 2023
Replies
10
Views
2K
Jun 8, 2023
loreadarkshade
Measure Laser Beam profile with webcam/industrial cam & open source software
_Wim_
Apr 14, 2021
Replies
9
Views
4K
Apr 20, 2023
whysoserious11311
OPHIR 20C A-1-Y LPM Head $400 on eBay
loreadarkshade
Mar 11, 2023
Replies
14
Views
1K
Mar 20, 2023
loreadarkshade
I
Driving laser to safe limit
igniux
Jan 14, 2023
Replies
2
Views
1K
Jan 15, 2023
igniux
I
Could an LED be used as the probe for a LPM?
405nanoMatt
Dec 22, 2022
Replies
8
Views
1K
Dec 29, 2022
Dusty_Lenses
Harvested pyronometer from trashed solar panel power array .
405nanoMatt
Dec 22, 2022
Replies
6
Views
849
Dec 28, 2022
Hemlock_Mike
A
Heater and black paint for Peltier cell based power meter
a12b34c56
Oct 3, 2021
2
Replies
21
Views
5K
Oct 29, 2022
constantvip
C
Need 2 LPMs recalibrated
loreadarkshade
Oct 7, 2022
Replies
4
Views
1K
Oct 10, 2022
loreadarkshade
A
LPM measure UVA>C optical power?
Arcygenical
Jul 13, 2022
Replies
3
Views
1K
Jul 14, 2022
kecked
Vintage Meters Still Working
Eidetical
Jun 23, 2022
Replies
2
Views
941
Jun 24, 2022
Unown (WILD)
Looking for a LPM
IWLSR5
Apr 28, 2022
Replies
13
Views
3K
May 18, 2022
Anthony P
My LPM for less than $ 5
Borislav@87
Apr 13, 2022
Replies
3
Views
1K
Apr 13, 2022
Borislav@87
N
FieldBest LPM Notes
new301
Mar 29, 2022
Replies
0
Views
826
Mar 29, 2022
new301
N
A few LPM questions
joeybab3
Jan 14, 2022
Replies
10
Views
3K
Feb 3, 2022
Giannis_TDM
G
Basic questions for thermal LPM
Georgi96
Jan 13, 2022
Replies
4
Views
1K
Jan 16, 2022
Georgi96
G
N
Using an old Newport USB power meter, checking calibration
new301
Jan 9, 2022
Replies
0
Views
667
Jan 9, 2022
new301
N
X
How many watts could i fit into a 2 foot long half inch wide "pen" housing?
Xpolygon74
Dec 15, 2021
2
3
Replies
37
Views
4K
Dec 22, 2021
bostjan
B
How does this LPM work?
loreadarkshade
Dec 5, 2021
Replies
9
Views
2K
Dec 6, 2021
Giannis_TDM
Friday night fun with my new LPM + Mac compatibility
julianthedragon
Dec 4, 2021
Replies
3
Views
888
Dec 4, 2021
Lifetime17
A
issues with laser measurement of distance through hole
amagodecalvo
Nov 10, 2021
Replies
0
Views
763
Nov 10, 2021
amagodecalvo
A
D
LPM EEPROM decoding utilities
digshadow
Nov 10, 2021
Replies
0
Views
778
Nov 10, 2021
digshadow
D
Question for those who may know about LPM coatings.
RedCowboy
Nov 1, 2021
Replies
3
Views
1K
Nov 1, 2021
Anthony P
LPM Options
Mathewe
Oct 16, 2021
Replies
8
Views
2K
Oct 23, 2021
Mathewe
Newbie Question
Mathewe
Oct 9, 2021
Replies
10
Views
2K
Oct 14, 2021
Mathewe
Physics Professor Let Me Use LPM
julianthedragon
May 11, 2021
Replies
2
Views
2K
May 13, 2021
julianthedragon
Review my new LPM,cheap and not bad
trinh hong phuoc
Sep 14, 2019
Replies
4
Views
2K
May 1, 2021
Enchilada
Hyperion LPM + Vritonuzz Data Logger Platform
astralist
Apr 15, 2016
10
11
12
Replies
184
Views
33K
Apr 23, 2021
hakzaw1
DIY spectrometer and 633nm diode
RA_pierce
Feb 1, 2021
Replies
4
Views
2K
Feb 1, 2021
Giannis_TDM
New laser power meters on ebay
Dot
Oct 28, 2020
Replies
13
Views
3K
Oct 29, 2020
lasersbee
R
cheap Chinese ebay LPMs vs Coherent LaserCheck vs LaserBee
runcyclexcski
Aug 22, 2020
2
Replies
17
Views
4K
Sep 7, 2020
Buffo
Help with LPM wiring db25 pinout PM5200 to attach Thermopile sensor
ducatidragon916
Jun 18, 2020
2
Replies
17
Views
5K
Aug 25, 2020
Alaskan
what LPM is the real deal?
AX3L
May 12, 2020
Replies
7
Views
2K
Jun 13, 2020
lasersbee
Software for Kenometer USB
micksterbs
Feb 8, 2012
Replies
7
Views
3K
Jun 13, 2020
hakzaw1
S
SCIENTECH 36-5002
Scruffinator3K
May 27, 2020
Replies
4
Views
2K
May 28, 2020
Encap
E
Laser Power Meter Question - (Hyperion Argentum)
MurphyMurph
May 11, 2020
Replies
6
Views
2K
May 12, 2020
lasersbee
Finally got myself a spectrometer!
mwang
May 9, 2020
Replies
2
Views
966
May 9, 2020
Encap
E
J
Spectrometer recommendations?
JimMc
Apr 25, 2020
Replies
5
Views
1K
Apr 26, 2020
paul1598419
Wavelength Correction. Does it Matter?
Snecho
Apr 1, 2020
Replies
8
Views
2K
Apr 17, 2020
Cyparagon
My New LPM Design
brianpe
Apr 5, 2020
Replies
6
Views
2K
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
16K
Mar 30, 2020
gecko991
G
Does Ophir Work With LaserBee?
Snecho
Nov 26, 2019
Replies
10
Views
3K
Mar 12, 2020
Snecho
T
Which budget Laser Power Meter for measuring telescope mirror reflectivity?
Tatsu
Jan 4, 2020
Replies
1
Views
1K
Jan 5, 2020
paul1598419
S
Laser diode divergence as a function of driving current.
samchan
Sep 28, 2019
Replies
5
Views
3K
Sep 29, 2019
Encap
E
T
850nM Well Water Level Measurement?
tma
Aug 21, 2019
Replies
5
Views
3K
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
1K
May 7, 2019
paul1598419
C
How does a laser power meter actually work?
cosmonaut
Apr 24, 2019
Replies
10
Views
4K
Apr 25, 2019
lasersbee
DMM power meter?
Anthony P
Feb 25, 2019
Replies
8
Views
2K
Mar 22, 2019
lasersbee
S
Spectrometer help
SOSDD
Mar 19, 2019
Replies
4
Views
1K
Mar 19, 2019
paul1598419
USB Oscilloscope
Anthony P
Feb 27, 2019
2
Replies
17
Views
3K
Mar 17, 2019
m3vuv
M
K
What is the power meter commonly used?
Ken Hudd
Jan 9, 2019
2
Replies
26
Views
4K
Jan 14, 2019
lasersbee
50W LPM laser
trinh hong phuoc
Aug 2, 2018
2
3
Replies
41
Views
10K
Jan 14, 2019
lasersbee
Cheap DIY Heat Sink for Ophir 20C
ScottW
Jun 6, 2014
Replies
8
Views
4K
Jan 3, 2019
paul1598419
Ophir 20C-A-1-Y Heatsink
brendon7358
Aug 20, 2018
Replies
6
Views
2K
Jan 2, 2019
Hikke
H
R
Laser power
rooster9119
Dec 12, 2018
2
Replies
20
Views
3K
Dec 31, 2018
paul1598419
Has anyone recieved a sanwu LPM yet ?
RedCowboy
Nov 29, 2018
Replies
10
Views
2K
Nov 30, 2018
paul1598419
DIY CO2 Power Meter
Anthony P
Oct 31, 2018
Replies
11
Views
4K
Nov 12, 2018
Anthony P
Could someone let me borrow a laser to test my LPM
brendon7358
Aug 31, 2018
Replies
12
Views
3K
Sep 1, 2018
lasersbee
Pocket LPM from Laserpointerstore?
Richie89
Oct 12, 2017
2
3
4
Replies
52
Views
8K
Aug 25, 2018
lasersbee
S
Sodium laser visibility vs distance.
steve001
Jul 21, 2018
Replies
4
Views
2K
Jul 21, 2018
steve001
S
G
Using a LPM to test laser engraving enclosure
granter11
Jul 21, 2018
Replies
4
Views
1K
Jul 21, 2018
granter11
G
I
Ophir DG-HH Input Voltage?
IHeartLasers
Jul 15, 2018
Replies
9
Views
2K
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
4K
May 30, 2018
kecked
Feeler for 3D enclousers for HYperion LPMs
hakzaw1
Mar 31, 2018
2
Replies
21
Views
4K
Apr 28, 2018
Alaskan
Real amateur datalogging
JimK
Apr 24, 2018
Replies
4
Views
1K
Apr 26, 2018
JimK
Convert Wavelength to Color
HydroSean
Mar 7, 2018
Replies
9
Views
3K
Mar 7, 2018
paul1598419
A
How to make LPM by myself?
Allen Lin
Feb 20, 2018
Replies
10
Views
2K
Feb 22, 2018
paul1598419
D
Visibility vs distance
Dridapada
Feb 1, 2018
2
3
Replies
33
Views
6K
Feb 16, 2018
Dridapada
D
TECs used as LPM sensors failures...
lasersbee
Feb 7, 2018
2
Replies
18
Views
3K
Feb 10, 2018
lasersbee
On Getting Good Results From Diffraction-Grating DIY Spectrometers
imallett
Jan 18, 2018
Replies
5
Views
3K
Jan 18, 2018
paul1598419
M
Hobbyist LPM Comparisons
moogle
Dec 26, 2017
Replies
12
Views
3K
Dec 27, 2017
electron
Coating Linearity (White Uncoated TECs)
lasersbee
Dec 9, 2017
2
Replies
19
Views
3K
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
5K
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
3K
Nov 11, 2017
Seoul_lasers
Peregrine
Andrew124C41
Nov 8, 2017
2
Replies
19
Views
3K
Nov 11, 2017
Seoul_lasers
E
damaged Ophir 20C UAS-.5Y
equal
Nov 5, 2017
2
Replies
20
Views
4K
Nov 7, 2017
lasersbee
LaserBee II Issue
mikeyjames
Sep 20, 2017
2
3
Replies
47
Views
8K
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
2K
Sep 23, 2017
LSRFAQ
L
J.BAUER Electronics RTA Prototype - Test results
ElectricPlasma
Sep 2, 2017
Replies
15
Views
3K
Sep 20, 2017
astralist
Want to buy a cheap LPM
trinh hong phuoc
Jul 16, 2017
Replies
6
Views
2K
Jul 17, 2017
Encap
E
D
unexpected behaviour - 405nm driver - solved
dbrown2k
Jul 6, 2017
Replies
10
Views
3K
Jul 6, 2017
dbrown2k
D
Received my Hyperion Cuprum. And kind words to all.
Richie89
Jun 9, 2017
Replies
8
Views
2K
Jun 10, 2017
Richie89
Introducing the 10W Rubicon X LPM!
Trevor
Oct 9, 2013
2
3
4
Replies
56
Views
12K
May 20, 2017
Trevor
S
Very low laser beam divergence
steve001
May 5, 2017
Replies
13
Views
7K
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
7K
Mar 12, 2017
Benm
Most efficient way to find duty cycle?
WhiteFang
Mar 9, 2017
Replies
4
Views
2K
Mar 9, 2017
WhiteFang
Can a TMP36 as a LPM Meter Sensor?
kuhny1
Aug 16, 2016
2
3
Replies
36
Views
6K
Jan 29, 2017
Benm
Open Source LaserBee SDK!
Trevor
Jul 1, 2013
2
3
4
Replies
51
Views
10K
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
2K
Sep 11, 2016
paul1598419
Hyperion Cuprum is in!
94Z28
Aug 24, 2016
Replies
4
Views
3K
Aug 27, 2016
94Z28
L
LPM using a photodiode
Laser201698
Jul 17, 2016
Replies
9
Views
3K
Jul 19, 2016
paul1598419
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