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Laser pointer, general laser talk. This area is for general discussion about lasers and laser pointers.
Q
470nm vs 445nm against 525 nm
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8
Views
511
QiQi
Q
A
Brand new Sanwu Pocket 520nm has strange 'ring' leaking around beam.
2
Replies
16
Views
1K
Arstulex
A
405nanoMatt
Lasers make you smarter.
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7
Views
603
Encap
E
A
Help me with my laser please
2
Replies
28
Views
2K
Garoq
Garoq
K
Laser Recommendations for Large Format CNC Fabric Cutter (that's not CO2)
Replies
11
Views
1K
trussmonkey25
trussmonkey25
G
Looking for the Best 10180 LiIon
Replies
0
Views
220
gazer101
G
A
Line Lens Angle question
Replies
8
Views
540
Achayan
A
K
Can get a Casio xj-st155 for cheap- What tkind of lasers are in it?
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3
Views
417
Shmackitup
Shmackitup
G
Laser power question
Replies
5
Views
528
Richie89
Richie89
D
Current and Voltage need to Drive DVD Laser Diodes
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15
Views
1K
Láser rookie
L
E
New Leadlight Pointer Build
Replies
7
Views
618
Edgeoftomorrow011
E
Lifetime17
Arctic Alumina Thermal Adhesive
2
Replies
17
Views
1K
RedCowboy
RedCowboy
A
Does anyone know a site where you can find data sheets of all kinds of LD's
Replies
2
Views
294
Abel
A
A
Questions
Replies
7
Views
598
RedCowboy
RedCowboy
E
Radioshack collection
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0
Views
255
Edgeoftomorrow011
E
G
Focussing?
Replies
1
Views
257
gazer101
G
ciscoyao715
Back from 2014...man prices have changed
Replies
15
Views
847
MurphyMurph
MurphyMurph
T
+ & - ???
Replies
10
Views
462
paul1598419
paul1598419
Andrew124C41
Is DTR Alright?
Replies
8
Views
449
Andrew124C41
Andrew124C41
S
Adjusting power with focusing lense removed
Replies
2
Views
283
Sideburn
S
vik
How does the 301 laser pointer differ from the 303?
Replies
6
Views
930
Bullzeye94
B
T
First "builds"
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9
Views
734
gazer101
G
A
Wide Beam laser from singular point
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7
Views
566
kecked
kecked
Z
Installing IR blocking filters on the cheap 532 nm green laser burners
Replies
1
Views
233
Zone47
Z
loreadarkshade
  • Poll
What is your favorite laser color / wavelength?
2
Replies
23
Views
2K
Zone47
Z
Z
Stronger than average- but doesn't need glasses?
Replies
1
Views
289
Encap
E
D
Is my laser lens dirty?
2
Replies
25
Views
7K
Basho
B
cool qwertyuiop
Building my first laser need help!
Replies
3
Views
308
RedCowboy
RedCowboy
Lifetime17
More Snow
Replies
15
Views
592
paul1598419
paul1598419
jarrod694
A visible laser beam from household chemicals! No laser diodes! No specialized parts. No kidding!
Replies
3
Views
469
hakzaw1
hakzaw1
A
Need help with powering 3 drivers with one power supply
Replies
3
Views
305
Abel
A
cool qwertyuiop
Need safety advice!
Replies
2
Views
309
RedCowboy
RedCowboy
S
Single mode and multi mode
2
Replies
18
Views
1K
Encap
E
E
Where to buy "Danger" Stickers
Replies
10
Views
550
hakzaw1
hakzaw1
NightExplorer96
Finally used my lasers in Astronomy 🌙
Replies
3
Views
384
NightExplorer96
NightExplorer96
S
Basic beginner advice
Replies
2
Views
307
Encap
E
Lifetime17
Adds all over the place it terrible
Replies
9
Views
540
Unown (WILD)
Unown (WILD)
andro077
Looking for installation iShow 2.31
Replies
4
Views
378
andro077
andro077
S
Laser pointer power dissipation
Replies
0
Views
290
Sideburn
S
S
DVD diode
Replies
6
Views
1K
loreadarkshade
loreadarkshade
G
How Much Extra Power Output does AR Coating Give?
Replies
7
Views
387
gazer101
G
D
How expensive are lasers really?
Replies
8
Views
542
gazer101
G
_xXx_MLG_PiNgU_69420_xXx_
Blue VS Green Laser Brightness
Replies
4
Views
403
_xXx_MLG_PiNgU_69420_xXx_
_xXx_MLG_PiNgU_69420_xXx_
D
sanwu guardian question
Replies
12
Views
605
gazer101
G
D
Photoreactive fluids
2
Replies
20
Views
1K
dogfishmcfiz
D
sz3bbylA
laser diode pcb maker, engrave metal
2
Replies
19
Views
4K
GrahamRounce
G
D
Laser optics puzzle
Replies
7
Views
355
dgoulian
D
H
I need some help
Replies
5
Views
494
Platupus999
P
Permanent Waves
Tiniest 365nm - 395nm simple setup
Replies
13
Views
594
Permanent Waves
Permanent Waves
Gatrezal
How long do laser stuff stay good if no use ever ?
Replies
3
Views
452
Unown (WILD)
Unown (WILD)
N
My Very First Laser Build!!! --- 445nm, 2W (M140), my "Alternative" Laser Host, and Analysis of Build Cost!
2
Replies
19
Views
2K
pados1002_Alex_13
P
Z
Need a laser with visible beam (noob with lasers)
Replies
11
Views
717
loreadarkshade
loreadarkshade
S
Anti-reflected absorbed red laser
Replies
7
Views
496
sfcdrlCat
S
D
Need to make laser circle shapes on the ice rink.
2
Replies
17
Views
1K
FireMyLaser
FireMyLaser
Indrabodhi
mW safety question
Replies
13
Views
802
Indrabodhi
Indrabodhi
T
Would something like this be possible?
Replies
5
Views
616
T_Warne
T_Warne
Gatrezal
Where can I buy good quality modules ?
Replies
15
Views
930
Lifetime17
Lifetime17
C
First laser / first build
Replies
8
Views
595
gazer101
G
C
Daylight visible laser at 600yds
Replies
2
Views
565
trussmonkey25
trussmonkey25
trussmonkey25
Fat diode laser head for portable CNC
Replies
0
Views
293
trussmonkey25
trussmonkey25
M
Which laser should I get for a security system?
Replies
1
Views
303
T_Warne
T_Warne
A
Ideal laser pointer for a long range distress signal at sea
2
Replies
20
Views
1K
WizardG
WizardG
Lifetime17
Sanwu Beam Expander Adapters
Replies
3
Views
451
Lifetime17
Lifetime17
BowtieGuy
HAPPY NEW YEAR !!!
Replies
9
Views
497
CurtisOliver
CurtisOliver
sam1902
Visible beam yet low power diode
Replies
5
Views
466
Anthony P
Anthony P
dunkelheit_phoenix_2008
How can I identify this laser diode?
Replies
11
Views
551
Alaskan
Alaskan
P
First Laser
Replies
4
Views
461
Platupus999
P
BowtieGuy
MERRY CHRISTMAS!
Replies
10
Views
475
RedCowboy
RedCowboy
loreadarkshade
Repaired HTC Vive Base Station with old PC CD Burner
Replies
4
Views
1K
FireMyLaser
FireMyLaser
L
Any ideas why the laser dot would look like this?
2 3
Replies
46
Views
3K
FireMyLaser
FireMyLaser
Lifetime17
Has anybody hear from GSS
2
Replies
16
Views
937
Unown (WILD)
Unown (WILD)
S
Need help in designing a laser power meter using a thermopile sensor
Replies
2
Views
459
Lifetime17
Lifetime17
Lifetime17
How did you folks do with snow in the North East
Replies
7
Views
441
Lifetime17
Lifetime17
S
ACS5500BU replacement as driver for NUBM08
Replies
0
Views
401
SomeLaserGuy
S
T
Big laser power supply question.
Replies
4
Views
413
Lifetime17
Lifetime17
icecruncher
Build a $10 burning laser
Replies
6
Views
1K
bryanfuel
B
D
Laser power required to mark/ burn paper in 20ms?
Replies
6
Views
550
Encap
E
P
My Laser Driver Circuit!
Replies
15
Views
1K
Platupus999
P
P
Help with capacitors and Battery voltage?
Replies
13
Views
1K
Platupus999
P
O
Buy lasers.
Replies
1
Views
419
icecruncher
icecruncher
P
How do i know what resistor i need?
Replies
14
Views
592
Platupus999
P
elitedangerous
New Invention, thermal laser. Thought Experiment
2
Replies
16
Views
2K
elitedangerous
elitedangerous
J
Optotronics 150mw green pen & batteries
Replies
3
Views
428
Gatrezal
Gatrezal
P
Does Anyone know where i can get survival lasers goggles in the UK?
Replies
4
Views
291
Encap
E
L
Shaky rattling button on sanwu pocket.
2 3
Replies
33
Views
2K
Unown (WILD)
Unown (WILD)
L
ILDA EDI MEMBER RECRUITMENT
Replies
0
Views
277
lasertize
L
L
NUGM01T / NDG7475 520nm vs NUGM03 525nm green lasers. Which is better for visibility at night time?
Replies
0
Views
323
Laserman776
L
Richie89
Im still here. always have been :)
Replies
8
Views
728
BowtieGuy
BowtieGuy
Giannis_TDM
Retractable head build.
Replies
4
Views
401
Emerekt the JankLord
Emerekt the JankLord
ebbbiccc
Need help finding dichroic mirrors with limited budget
Replies
1
Views
277
Anthony P
Anthony P
beamjunkie7
Will this Damage my Sanwu Pocket Laser?
Replies
9
Views
1K
beamjunkie7
beamjunkie7
ErnestoPortis
burning question for today
Replies
1
Views
323
gazer101
G
Jrg0405
New to lasers. Here to learn and have fun!
Replies
5
Views
790
steve001
S
dopplereffect
Introduction and more.
Replies
4
Views
470
dopplereffect
dopplereffect
Jrg0405
Waiting on a new laser is BRUTAL.
Replies
10
Views
876
Jrg0405
Jrg0405
C
Sanwu Pocket Laser help
Replies
6
Views
557
Encap
E
R
Which laser color is the brightest at night ?
2
Replies
16
Views
5K
RedCowboy
RedCowboy
T
What is the best lens for low divergence?
Replies
5
Views
560
Alaskan
Alaskan
D
What to do with accidental purchase??? 1600mW 450nm?
Replies
14
Views
1K
kecked
kecked
B
New laser not working properly
Replies
3
Views
1K
Gatrezal
Gatrezal
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