View Full Version : Optics

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  1. Nubm44 focusing lens
  2. Beam reducer thing
  3. Bought Type I and Type II 1064nm to 532nm green SHG units
  4. correcting a NDG7475
  5. Looking for a way to project image/halogram
  6. AOBD Beam Deflector, need some advice....
  7. Lens combination for a DIY SLS 3D printer
  8. Rick Trent 2 element lense for 405/445
  9. basic optics question
  10. Dimensions on Sanwu 3X and Jetlaser 10X expanders?
  11. Short Length Large Diameter ND: YAG Crystal - What for?
  12. JetLasers 10X Expander for Arctic III 3.5W?
  13. Questions Regarding Optical Choppers for YAG Lasers....
  14. What Is It... thread for unidentified laser optic goodies
  15. Tech hood combine reflect optics
  16. Flat lenses from Edmund Optics.
  17. Advice for optics and powers
  18. Anyone care to guess what this lens setup was used for?
  19. Laser Expander
  20. Prisms and glass balls?
  21. Dust on the opposite side of the three elements glass lens
  22. Anyone have an idea what this gas laser optical board was used for?
  23. Maths behind optimal beam expansion
  24. Question for the optics savvy in regard to beam expansion to reduce divergence.
  25. Multiple cube beam combiner "it can be done"..... Has anyone seen this article?
  26. Help with testing
  27. MIT Demonstrations on Lasers and Optics. College level videos.
  28. Anyone have an idea what this is?
  29. G2 lens
  30. Lens surface accuracy question; 1/2, 1/4 or 1/10 wavelength?
  31. Fiber Beam expander
  32. G7 lens, What is it?
  33. JetLasers 10X RCB
  34. Diffraction Optical Element - from Reddit & Material Sample Shop
  35. Thick line laser
  36. Holo effect?
  37. G2 problem
  38. Ebay laser combiner?
  39. DTR projector optics
  40. Sanwu g2 vs g7
  41. Beam expander that works with Survival Laser S4X?
  42. Pass Green Reflect Red dichroic mirror as an infrared filter
  43. Dirty diode window
  44. Sanwu g2
  45. G2 does a trick.
  46. Tall stand
  47. First Contact Polymer Cleaner Question
  48. Sanwu G2 lenses
  49. How to collimate a DPSS-Laser (green)
  50. Laser Design Help
  51. The amazing gball
  52. AR coated lens
  53. I see dead "waves" :)
  54. Laser beam through a lens
  55. OPT Lasers Cylindric lenses - NUBM44 beam correction tests
  56. Broken tip on 301
  57. Decrease lasers power
  58. DOWN LASER OPTICS Please help
  59. Where to find optical lens for 445nm 3.2W laser?
  60. Host plus beam expanders?
  61. Beam splitter/combiner cubes for 14w of 450nm
  62. 5mm Round Cylinder Lenses
  63. Not all 3 element lens are the same focal length.
  64. 6X Cylindrical pair test from group buy.
  65. Newbie needs an intro to diffraction gratings
  66. Difference between polarized and non-polarized beam splitters
  67. Seeking links to good knife edging techniques material.
  68. Best NLO Crsytal for Doubling 980nm
  69. Atomi DIY beam expander
  70. Help,, I need module laser for DOE rings
  71. Jetlasers Beam Expander - Does anyone have a silver one?
  72. Fiber Optic Bundle Lenses, what can we use them for?
  73. Knife Edging for Dummies (me... please help)....
  74. Where can I get mounts like these?
  75. Any interest for Mirrors/Lenses for 532/1064nm?
  76. 10 bucks via PP to the individual who calculates this for me...
  77. Coherent 808nm/IR Fiber Array Package Beam Shot (Movie added to thread).
  78. The difference focal length makes with our highly divergent diodes.
  79. Beam Splitter for 12mm AixiZ Module
  80. Light Saber Illumination - Help Diverge
  81. Hitachi Rear Projection TV - No Pics Yet, soon
  82. how to focus a big spot ?
  83. Beam Expander Design Theory
  84. Cylindrical lens setup in combination with beam expander
  85. MrCrouse Mace of Doom Host with 500mm Telephoto Lens Converted to a Beam Expander
  86. Basic question for a n00b :/
  87. Why do I have wings?
  88. fiber coupling laser diodes directly.
  89. The Cyan Cannon Vll Build
  90. Stock M140 Lens good for Macro Shots
  91. Lens choice for first high power laser
  92. where is a good place to get beam spliters
  93. Lens removal tool?
  94. Beam diverging lens?
  95. Dichroic Mirror Source
  96. Lazy Mans Beam Expander for 445nm NUBM44 6+ watt laser diode.
  97. Beam correcting optics
  98. 6 watt Nubm44 focus help
  99. Knife edge followed by expander? Anyone try that here?
  100. More info on the S1 lens?
  101. Glue for mounting optics to metal?
  102. Less expensive alternative to Newport .5 inch adjustable mirror platform?
  103. Gold AR coating? Wavelength?
  104. Aha! Found how to best focus an IR beam to infinity, sharing the idea.
  105. Looking for DVD writer type lenses for cell phone microscopes
  106. Converging a beam to a small point?
  107. DL Laser Beam Expander New Generation
  108. Laser amplification
  109. A few questions about beam expanders
  110. Anyone ever use Anti-Reflex Coating Stripper?
  111. Tiny Aspheric Lens 1.45mm FL - What purpose would this lens have?
  112. Anyone have experience with the Inno Pocket Scan made by American DJ?
  113. Beam expander
  114. The cost of having a lens AR coated $$$
  115. Anamorphic Prism Pair, good for 635nm?
  116. N/A
  117. Fiber being sold on ebay for lasers - anyone ever try it?
  118. Just a lil idea low cost laser cutter
  119. Hard Drive Disks As Mirrors
  120. Cylindrical Plano-Convex vs Rod Lens for Laser Line Generation?
  121. How to know if is S or P polarization
  122. When a lens is limited to 500MW/CM2 what does that mean?
  123. Newbie looking for optics ideas
  124. What kind of Special mirror
  125. mirros suitable for lasers?
  126. camera lens as beam expander?
  127. Any ideas on what this might have been for?
  128. 3 element lens info!
  129. Straight wide beam
  130. G9 vs G2
  131. Laser diode chip aperture, lens aperture & wavelength relationships to divergence?
  132. Beam Expander DIY Cons
  133. optics to combine focus lasers for cutter/etcher
  134. New ultra thin diffractive lenses
  135. coversion crystals?
  136. AixiZ 'G' lens changes
  137. Bausch + Lomb 39676 Ruled Diffraction Grating
  138. laser rookie with a question
  139. Where to find the best purple or blue laser's with the kaleidoscope diffraction tips
  140. New G7 lens for 445nm / 462nm / 520nm
  141. lens questions
  142. Anyone here used a compander for R,G,B laser diodes combining all or even for one?
  143. Co2 laser galvo needs a protective window
  144. Universal C6 5x Beam Expander Build [Build and Beamshots][Tonz'o'Pics]
  145. Green lasers beam combining
  146. Liquid Sky from a LaserJet 4P Polygon Mirror
  147. Spinning glass diffuser
  148. Mini x3 beam expander for 7A75&7475 Handheld(Updated Videos for X5 beam expander)
  149. Need some help.
  150. Change diffraction angle?
  151. some clarification and questions regarding lens choices
  152. Front surface mirrors
  153. Diffraction grating lens position
  154. Beam double expander
  155. Re-terminating fibre optic cable.
  156. What is the best way to align beams with this knife edge?
  157. us seller of lens holder?
  158. Fluorescent lens?
  159. Lens off center?
  160. Proper method for focusing high power lasers?
  161. Highest power through a S1 or G2 lens?
  162. Cleaning a Lens
  163. anyone remember the liquid fan DG at novalasers ?
  164. Building a white laser
  165. Re-creating the BMW i8 Headlamps
  166. Diffraction Grating question
  167. Newbie ? about possible dirty G2 Lens
  168. 45 Deg Dichroic blocking blue, transmitting red & !520!
  169. Aftermarket IR Filter?
  170. Anyone ever heard of LLLT or phototherapy?
  171. Effect of IR laser printer optics on non-IR wavelengths?
  172. GRIN Lens
  173. YVO4 Crystal 5x2.9x9.6mm Yttrium Vanadate
  174. G-lenses?
  175. Cross Dichroic Prism Laser Project
  176. Conceptual design of anamorphic prisms on sinner focus ring. Pix!
  177. How to Specify Optical Coatings
  178. Replace Lens to keep beam tighter?
  179. Anyone grind lenses
  180. D i v e r g e n c e
  181. OK...I redid the graph...
  182. Can reflections kill a laser diode?
  183. PBS cube troubles. Pictures
  184. Use your spare lenses to make a microscope!
  185. Theoretical Optic Problems. Please help :)
  186. Beam Expander Question: Two or More Diverging Lenses Before Collimation?
  187. Green AR coated 3 element lens exist?
  188. Wierd polygonal Zerodur laser lens, what do you think its function was?
  189. Would this work? Idea for focusable FAC optics
  190. Any other lens options?
  191. Green AR
  192. Beam splitter /combiner
  193. Looking for information on how to build own lens assembly.
  194. Looking for CUSTOM MADE DIFFRACTION GRADING filters
  195. Unable to focus
  196. Even smaller spot size by using a mask?
  197. optimal lens
  198. Is there such thing as a universal Beam expander?
  199. diffraction gratings 2
  200. Noob screw up not azixa module what to do
  201. Laser Grid (Or Other Localization System)
  202. Adaptive Optics-EZ Add on for any Hand Held Unit-Proto Type Done
  203. Optical experts here? Question about biconvex
  204. Spot size at distance vs. negative focal length
  205. Lenses & First Surface Mirrors from DLP & CRT big screen TVs (pic heavy)
  206. Beam expander or not?
  207. Diffraction Gratings
  208. Broken focusing lens
  209. WL Phosforce on Zaser?
  210. Has anyone here made a laser line using a prism?
  211. Adaptive Optics-Easy add on to any Hand Held
  212. Line-lens
  213. Focusing laser pattern from DOE lens
  214. Help identifying lens.
  215. Dragon lasers new beam expanders NOW available
  216. lens nut with 12mm thread
  217. I need some lens springs
  218. Looking for reasonable priced 1/2 wave plate for dual diode build
  219. O-Like 405 G-2
  220. Lens AR questions / Green AR coating.
  221. Just ran across this sweet piece of optical glass...
  222. Noob question... hit me if you want :-p
  223. Laser optics producing images?
  224. My optical table and breadboard build..
  225. Cheap (free) beamsplitters and FS mirrors
  226. Help me clean my laser
  227. An interesting CD/DVD optics group
  228. Help clean a laser lens
  229. The fluctuating intensity at the exit end of the fiber!
  230. Large, quality, AR Lenses?
  231. Super cheap beam expander!
  232. AR window
  233. Would this work for a Beam Combiner
  234. Remove coating from lens.
  235. Diverse lens types
  236. This Is What a Laser From the Moon Looks Like (Photo)
  237. What is a G2 glass lens mae of ?
  238. zero aperature....airy disk?
  239. Hoping for tight focus
  240. jet lasers beam expander
  241. Mitsubishi ML520G71 635nm focussing issue
  242. SS Beam Splitter question
  243. 405nm Laser with <100Ám Focus
  244. 3 element lens on 2.5w 445nm
  245. 980nm fine focus lens
  246. Correct spherical aberration from DVD-RW lens
  247. Glass Diffraction Grating
  248. The brighter Showwx+ pico laser projector project
  249. G9 Lens Extraction! Will it work? or Fail?
  250. Nearly finished my first build, couple of questions about focussing