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Optics

Discuss optics accessories for laser pointers.
L
Expansion ratio of ebay cylindrical lens set
2
Replies
17
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4K
CDBEAM777
CDBEAM777
L
Optic damage threshold? 445nm
Replies
8
Views
3K
likevvii
L
J
Collimation - Down the rabbit hole
2
Replies
29
Views
7K
lazeristasUVISIR
L
D
Need help on laser selection.
Replies
3
Views
2K
Cyparagon
Cyparagon
Snecho
What Is M9x0.5mm?
Replies
15
Views
4K
Deleted member 46822
D
Dsmith
Optics stores?
Replies
5
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2K
paul1598419
paul1598419
nzoomed
How good are these optics?
2
Replies
19
Views
4K
paul1598419
paul1598419
L
Keplerian BE to improve focus of NUBM/NUGM diodes after G-ball (stock lens)
Replies
1
Views
2K
Alaskan
Alaskan
J
XIRI fiber patch cables?
Replies
6
Views
2K
Junkers
J
Snecho
Advice On Cleaning Cheap 532nm Optics
2
Replies
21
Views
4K
Snecho
Snecho
Alaskan
Interesting web page discussing the optics of the eye and wavelength
Replies
12
Views
2K
kecked
kecked
N
Focus help! (ofc XD)
2
Replies
30
Views
9K
Cyparagon
Cyparagon
S
Micro optics for diode array collimation video
Replies
0
Views
1K
steve001
S
Alaskan
Stick Lens or ?
Replies
7
Views
2K
Alaskan
Alaskan
aaronnoraa
Video Projector Zoom/Focus Assembly as Beam Expander
2
Replies
26
Views
7K
aaronnoraa
aaronnoraa
barthchris
Optical coating question
Replies
0
Views
1K
barthchris
barthchris
Alaskan
How to determine the focal length of a random lens? Here's how: EO video.
Replies
2
Views
2K
steve001
S
L
Front surface mirrors from A-130 projector
Replies
6
Views
2K
Light superglue
L
ruud
Use of beam expanders
Replies
2
Views
2K
Cyparagon
Cyparagon
LazyBeam
Need help selecting a plano-convex cylindrical lens (beam correction)...
Replies
13
Views
5K
LazyBeam
LazyBeam
C
Very Strange Beam Distortion?
Replies
9
Views
2K
crashmidget
C
Ainus
Making beam expander
Replies
4
Views
2K
RedCowboy
RedCowboy
Peter Dodge
DVD Laser diode
Replies
11
Views
8K
Encap
E
J
Variable optics - Liquid lenses
Replies
8
Views
2K
Junkers
J
CDBEAM777
Opt Lasers 6X Cylindrical Testing
6 7 8
Replies
114
Views
21K
paul1598419
paul1598419
CDBEAM777
Laser Diode holder for larger than 6.33mm Coli Lens
Replies
5
Views
2K
reloader45
reloader45
D
Need help with lens selection
Replies
8
Views
4K
CDBEAM777
CDBEAM777
Alaskan
DPSS Nonlinear Crystal Types+ my general optics questions.........
Replies
1
Views
2K
Alaskan
Alaskan
F
Need help with sanwu pocket lens
Replies
11
Views
4K
carulli2
C
Ainus
I need change my lasers lens
Replies
15
Views
3K
BowtieGuy
BowtieGuy
Ainus
How to clean my laser diode
2
Replies
27
Views
9K
DTR
DTR
trinh hong phuoc
Cylinder lens not clean
Replies
4
Views
1K
trinh hong phuoc
trinh hong phuoc
Dmax
Red Polarisation rotator/waveplate needed
Replies
5
Views
1K
RedCowboy
RedCowboy
C
PCAOM , Polychromatic Acoustic-Optical Modulator
Replies
13
Views
4K
chloderic
C
D
Difference between lenses?? Gball/G2/G3/G7 etc.
2
Replies
18
Views
19K
RedCowboy
RedCowboy
C
What type of artifact is this?
2
Replies
19
Views
4K
carulli2
C
C
I need a replacement lens for Thor H series pointer.
Replies
6
Views
3K
Donald88776655
D
A
focus Shifter
Replies
1
Views
1K
Lifetime17
Lifetime17
Dr_Evil
correcting a NDG7475
3 4 5
Replies
73
Views
17K
CDBEAM777
CDBEAM777
Glutton
Cool beam expander.
2
Replies
26
Views
8K
Immo1282
Immo1282
EfoDom10
How do I change the lens on this 1W laser?
2 3
Replies
35
Views
14K
Ainus
Ainus
hoo7h
Using the Jetlaser's Beam Expander for high divergence diodes (eg 44)
Replies
15
Views
3K
hakzaw1
hakzaw1
Richie89
mounting Dichro lens help
Replies
5
Views
2K
diachi
diachi
RedCowboy
Anyone recognize this beam expander or it's lens coating ?
Replies
15
Views
3K
RedCowboy
RedCowboy
D
Optics of those Chinese laser engraver modules?
Replies
4
Views
3K
diachi
diachi
Lifetime17
Digital Microscope
2
Replies
16
Views
3K
paul1598419
paul1598419
W
Numerical aperture problem (lens + optic fiber)
Replies
3
Views
1K
Singlemode Laser
S
D
lens to focus "to square"
Replies
4
Views
2K
paul1598419
paul1598419
L
Need "Reverse" PBS for 20W "laser tank gun" prototype - do they exist?
2 3
Replies
35
Views
9K
Pelagius
P
Shotgundrums
3 Element Glass Lens- (minus spacer)
Replies
0
Views
1K
Shotgundrums
Shotgundrums
LewDude
Right Angle Prisms - Review of Cheaper Options
2
Replies
17
Views
4K
LewDude
LewDude
hakzaw1
XCUBES & XKUBES Prisms , optics, crystal balls and new member
2
Replies
25
Views
8K
paul1598419
paul1598419
P
Is this the tool for changing lenses?
Replies
10
Views
2K
Benm
Benm
R
Anyone remember the liquid fan diffraction grating at NOVA LASERS ?
2
Replies
22
Views
7K
RedCowboy
RedCowboy
Devil_Master
What is this set of optics used for?
Replies
6
Views
2K
hakzaw1
hakzaw1
FRITZ HID
DIY Optical Bench Idea
Replies
12
Views
4K
paul1598419
paul1598419
S
Styropyro new vid. Telescope Blaster.
Replies
1
Views
2K
BowtieGuy
BowtieGuy
RedCowboy
Has anyone used any F-Theta lenses ?
Replies
8
Views
4K
paul1598419
paul1598419
Alaskan
Laser diode chip aperture, lens aperture & wavelength relationships to divergence?
Replies
9
Views
5K
kp4djt
K
cheech226
jet lasers beam expander
Replies
9
Views
4K
hakzaw1
hakzaw1
M
minimum spot size with a 405nm laser diode
Replies
5
Views
4K
migs
M
B
where i can buy a front surface mirrors?
Replies
11
Views
3K
hakzaw1
hakzaw1
hakzaw1
Seeking Portland member wanting help with Jetlasers BE
Replies
4
Views
2K
hakzaw1
hakzaw1
ArcticDude
New collimator lens for Blue MM diodes
2 3
Replies
33
Views
8K
RedCowboy
RedCowboy
analog56x
Need help with collimating lenses...
2
Replies
16
Views
6K
steve001
S
Alaskan
Who are the L P F optic experts?
2
Replies
18
Views
5K
RedCowboy
RedCowboy
Andrew124C41
New Two Tone 10X Jetlaser BE
Replies
12
Views
2K
RedCowboy
RedCowboy
trussmonkey25
Anyone here grind lenses
2
Replies
16
Views
5K
Alaskan
Alaskan
D
optical models for the 'G' lenses
2
Replies
18
Views
4K
dbrown2k
D
ldrago125
replacing laser pointer lens?
Replies
3
Views
2K
Cyparagon
Cyparagon
S
Single metalens focuses all colors of the rainbow in one point;
2
Replies
17
Views
4K
steve001
S
Glutton
DIY Beam Expander.
3 4 5
Replies
73
Views
49K
thebigfotos
T
leon1603
Best way to clean snawu x3 optical expander
Replies
7
Views
2K
WizardG
WizardG
Alaskan
Question for the optics savvy in regard to beam expansion to reduce divergence.
2
Replies
31
Views
8K
Alaskan
Alaskan
L
I burned a wave plate by putting too close to Ball lens
Replies
7
Views
2K
paul1598419
paul1598419
R
aspheric lens optimized to collimate Nichia’s blue laser diode?
2
Replies
26
Views
8K
Jubathoph
Jubathoph
R
large beam expander?
2
Replies
21
Views
7K
ryanlee
R
A
new user, new project, new diode
Replies
8
Views
3K
paul1598419
paul1598419
Alaskan
12-14 mm inner diameter threaded brass lens tube/mount? Where to find, who can make?
Replies
4
Views
2K
Lifetime17
Lifetime17
Alaskan
PCX Lens FL Question
2
Replies
26
Views
5K
Alaskan
Alaskan
jonnyrotin
identify a doublet lens?
Replies
4
Views
2K
Rivem
Rivem
Alaskan
Seeking links to good knife edging techniques material.
2 3 4
Replies
54
Views
16K
ArcticDude
ArcticDude
S
Is my laser beyond repair?
2
Replies
17
Views
3K
Alaskan
Alaskan
V
Best lens for Collimation ?
2
Replies
23
Views
10K
steve001
S
Alaskan
Laser Glasses Specifications Question
Replies
4
Views
2K
Deleted member 46822
D
thebouljello
Using optics inside a dvd rw drive laser sled
Replies
12
Views
3K
aaronnoraa
aaronnoraa
Alaskan
Nice find: Electro-Optics Handbook. PDF DL.
Replies
9
Views
3K
Singlemode Laser
S
Accutronitis
Home Made Monster Beam Expander !
3 4 5
Replies
73
Views
15K
WizardG
WizardG
CDBEAM777
The Cyan Cannon Vll Build
8 9 10
Replies
149
Views
29K
paul1598419
paul1598419
C
Laser diode, 905nm 70w
Replies
14
Views
4K
Encap
E
gozert
Cylindrical lens setup in combination with beam expander
2 3
Replies
39
Views
12K
diachi
diachi
F
will Blue/ Green laser goggles work for the eclipse?
Replies
8
Views
3K
steve001
S
Accutronitis
Cylindrical Lens Pair Mount Tube Rebuild & Test Video !
Replies
2
Views
2K
Accutronitis
Accutronitis
S
Single optical lens elements focal length importance of
Replies
8
Views
2K
dden4012
D
trinh hong phuoc
My new low-cost lenses
Replies
10
Views
3K
dethlore
dethlore
Accutronitis
A question about collimated light and the collimator ?
2
Replies
16
Views
7K
Accutronitis
Accutronitis
L
Sanwu expander as compensator for bad spots from some Ball-lenses
Replies
14
Views
3K
RedCowboy
RedCowboy
Alaskan
Stupid Optics Question - Laser line divergence
Replies
7
Views
2K
Benm
Benm
W
Pointer to expander question
Replies
3
Views
2K
dden4012
D
D
would a standard prism work for rgb?
2
Replies
18
Views
5K
Benm
Benm
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