View Full Version : Optics

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  1. Multiple cube beam combiner "it can be done"..... Has anyone seen this article?
  2. Help with testing
  3. MIT Demonstrations on Lasers and Optics. College level videos.
  4. Anyone have an idea what this is?
  5. G2 lens
  6. Lens surface accuracy question; 1/2, 1/4 or 1/10 wavelength?
  7. Fiber Beam expander
  8. G7 lens, What is it?
  9. JetLasers 10X RCB
  10. Diffraction Optical Element - from Reddit & Material Sample Shop
  11. Thick line laser
  12. Holo effect?
  13. G2 problem
  14. Ebay laser combiner?
  15. DTR projector optics
  16. Sanwu g2 vs g7
  17. Beam expander that works with Survival Laser S4X?
  18. Pass Green Reflect Red dichroic mirror as an infrared filter
  19. Dirty diode window
  20. Sanwu g2
  21. G2 does a trick.
  22. Tall stand
  23. First Contact Polymer Cleaner Question
  24. Sanwu G2 lenses
  25. How to collimate a DPSS-Laser (green)
  26. Laser Design Help
  27. The amazing gball
  28. AR coated lens
  29. I see dead "waves" :)
  30. Laser beam through a lens
  31. OPT Lasers Cylindric lenses - NUBM44 beam correction tests
  32. Broken tip on 301
  33. Decrease lasers power
  34. DOWN LASER OPTICS Please help
  35. Where to find optical lens for 445nm 3.2W laser?
  36. Host plus beam expanders?
  37. Beam splitter/combiner cubes for 14w of 450nm
  38. 5mm Round Cylinder Lenses
  39. Not all 3 element lens are the same focal length.
  40. 6X Cylindrical pair test from group buy.
  41. Newbie needs an intro to diffraction gratings
  42. Difference between polarized and non-polarized beam splitters
  43. Seeking links to good knife edging techniques material.
  44. Best NLO Crsytal for Doubling 980nm
  45. Atomi DIY beam expander
  46. Help,, I need module laser for DOE rings
  47. Jetlasers Beam Expander - Does anyone have a silver one?
  48. Fiber Optic Bundle Lenses, what can we use them for?
  49. Knife Edging for Dummies (me... please help)....
  50. Where can I get mounts like these?
  51. Any interest for Mirrors/Lenses for 532/1064nm?
  52. 10 bucks via PP to the individual who calculates this for me...
  53. Coherent 808nm/IR Fiber Array Package Beam Shot (Movie added to thread).
  54. The difference focal length makes with our highly divergent diodes.
  55. Beam Splitter for 12mm AixiZ Module
  56. Light Saber Illumination - Help Diverge
  57. Hitachi Rear Projection TV - No Pics Yet, soon
  58. how to focus a big spot ?
  59. Beam Expander Design Theory
  60. Cylindrical lens setup in combination with beam expander
  61. MrCrouse Mace of Doom Host with 500mm Telephoto Lens Converted to a Beam Expander
  62. Basic question for a n00b :/
  63. Why do I have wings?
  64. fiber coupling laser diodes directly.
  65. The Cyan Cannon Vll Build
  66. Stock M140 Lens good for Macro Shots
  67. Lens choice for first high power laser
  68. where is a good place to get beam spliters
  69. Lens removal tool?
  70. Beam diverging lens?
  71. Dichroic Mirror Source
  72. Lazy Mans Beam Expander for 445nm NUBM44 6+ watt laser diode.
  73. Beam correcting optics
  74. 6 watt Nubm44 focus help
  75. Knife edge followed by expander? Anyone try that here?
  76. More info on the S1 lens?
  77. Glue for mounting optics to metal?
  78. Less expensive alternative to Newport .5 inch adjustable mirror platform?
  79. Gold AR coating? Wavelength?
  80. Aha! Found how to best focus an IR beam to infinity, sharing the idea.
  81. Looking for DVD writer type lenses for cell phone microscopes
  82. Converging a beam to a small point?
  83. DL Laser Beam Expander New Generation
  84. Laser amplification
  85. A few questions about beam expanders
  86. Anyone ever use Anti-Reflex Coating Stripper?
  87. Tiny Aspheric Lens 1.45mm FL - What purpose would this lens have?
  88. Anyone have experience with the Inno Pocket Scan made by American DJ?
  89. Beam expander
  90. The cost of having a lens AR coated $$$
  91. Anamorphic Prism Pair, good for 635nm?
  92. N/A
  93. Fiber being sold on ebay for lasers - anyone ever try it?
  94. Just a lil idea low cost laser cutter
  95. Hard Drive Disks As Mirrors
  96. Cylindrical Plano-Convex vs Rod Lens for Laser Line Generation?
  97. How to know if is S or P polarization
  98. When a lens is limited to 500MW/CM2 what does that mean?
  99. Newbie looking for optics ideas
  100. What kind of Special mirror
  101. mirros suitable for lasers?
  102. camera lens as beam expander?
  103. Any ideas on what this might have been for?
  104. 3 element lens info!
  105. Straight wide beam
  106. G9 vs G2
  107. Laser diode chip aperture, lens aperture & wavelength relationships to divergence?
  108. Beam Expander DIY Cons
  109. optics to combine focus lasers for cutter/etcher
  110. New ultra thin diffractive lenses
  111. coversion crystals?
  112. AixiZ 'G' lens changes
  113. Bausch + Lomb 39676 Ruled Diffraction Grating
  114. laser rookie with a question
  115. Where to find the best purple or blue laser's with the kaleidoscope diffraction tips
  116. New G7 lens for 445nm / 462nm / 520nm
  117. lens questions
  118. Anyone here used a compander for R,G,B laser diodes combining all or even for one?
  119. Co2 laser galvo needs a protective window
  120. Universal C6 5x Beam Expander Build [Build and Beamshots][Tonz'o'Pics]
  121. Green lasers beam combining
  122. Liquid Sky from a LaserJet 4P Polygon Mirror
  123. Spinning glass diffuser
  124. Mini x3 beam expander for 7A75&7475 Handheld(Updated Videos for X5 beam expander)
  125. Need some help.
  126. Change diffraction angle?
  127. some clarification and questions regarding lens choices
  128. Front surface mirrors
  129. Diffraction grating lens position
  130. Beam double expander
  131. Re-terminating fibre optic cable.
  132. What is the best way to align beams with this knife edge?
  133. us seller of lens holder?
  134. Fluorescent lens?
  135. Lens off center?
  136. Proper method for focusing high power lasers?
  137. Highest power through a S1 or G2 lens?
  138. Cleaning a Lens
  139. anyone remember the liquid fan DG at novalasers ?
  140. Building a white laser
  141. Re-creating the BMW i8 Headlamps
  142. Diffraction Grating question
  143. Newbie ? about possible dirty G2 Lens
  144. 45 Deg Dichroic blocking blue, transmitting red & !520!
  145. Aftermarket IR Filter?
  146. Anyone ever heard of LLLT or phototherapy?
  147. Effect of IR laser printer optics on non-IR wavelengths?
  148. GRIN Lens
  149. YVO4 Crystal 5x2.9x9.6mm Yttrium Vanadate
  150. G-lenses?
  151. Cross Dichroic Prism Laser Project
  152. Conceptual design of anamorphic prisms on sinner focus ring. Pix!
  153. How to Specify Optical Coatings
  154. Replace Lens to keep beam tighter?
  155. Anyone grind lenses
  156. D i v e r g e n c e
  157. OK...I redid the graph...
  158. Can reflections kill a laser diode?
  159. PBS cube troubles. Pictures
  160. Use your spare lenses to make a microscope!
  161. Theoretical Optic Problems. Please help :)
  162. Beam Expander Question: Two or More Diverging Lenses Before Collimation?
  163. Green AR coated 3 element lens exist?
  164. Wierd polygonal Zerodur laser lens, what do you think its function was?
  165. Would this work? Idea for focusable FAC optics
  166. Any other lens options?
  167. Green AR
  168. Beam splitter /combiner
  169. Looking for information on how to build own lens assembly.
  170. Looking for CUSTOM MADE DIFFRACTION GRADING filters
  171. Unable to focus
  172. Even smaller spot size by using a mask?
  173. optimal lens
  174. Is there such thing as a universal Beam expander?
  175. diffraction gratings 2
  176. Noob screw up not azixa module what to do
  177. Laser Grid (Or Other Localization System)
  178. Adaptive Optics-EZ Add on for any Hand Held Unit-Proto Type Done
  179. Optical experts here? Question about biconvex
  180. Spot size at distance vs. negative focal length
  181. Lenses & First Surface Mirrors from DLP & CRT big screen TVs (pic heavy)
  182. Beam expander or not?
  183. Diffraction Gratings
  184. Broken focusing lens
  185. WL Phosforce on Zaser?
  186. Has anyone here made a laser line using a prism?
  187. Adaptive Optics-Easy add on to any Hand Held
  188. Line-lens
  189. Focusing laser pattern from DOE lens
  190. Help identifying lens.
  191. Dragon lasers new beam expanders NOW available
  192. lens nut with 12mm thread
  193. I need some lens springs
  194. Looking for reasonable priced 1/2 wave plate for dual diode build
  195. O-Like 405 G-2
  196. Lens AR questions / Green AR coating.
  197. Just ran across this sweet piece of optical glass...
  198. Noob question... hit me if you want :-p
  199. Laser optics producing images?
  200. My optical table and breadboard build..
  201. Cheap (free) beamsplitters and FS mirrors
  202. Help me clean my laser
  203. An interesting CD/DVD optics group
  204. Help clean a laser lens
  205. The fluctuating intensity at the exit end of the fiber!
  206. Large, quality, AR Lenses?
  207. Super cheap beam expander!
  208. AR window
  209. Would this work for a Beam Combiner
  210. Remove coating from lens.
  211. Diverse lens types
  212. This Is What a Laser From the Moon Looks Like (Photo)
  213. What is a G2 glass lens mae of ?
  214. zero aperature....airy disk?
  215. Hoping for tight focus
  216. jet lasers beam expander
  217. Mitsubishi ML520G71 635nm focussing issue
  218. SS Beam Splitter question
  219. 405nm Laser with <100Ám Focus
  220. 3 element lens on 2.5w 445nm
  221. 980nm fine focus lens
  222. Correct spherical aberration from DVD-RW lens
  223. Glass Diffraction Grating
  224. The brighter Showwx+ pico laser projector project
  225. G9 Lens Extraction! Will it work? or Fail?
  226. Nearly finished my first build, couple of questions about focussing
  227. Laser Line Generators
  228. Where To Buy The G9?
  229. adjustable mirror and cube base?
  230. 10ish way beam splitter
  231. 'which three element lense for blue
  232. Expanders vs Collimators
  233. IR Laser pointer spot is not dot
  234. Found a Cube Inside Sony AD-7203S!
  235. Absolutely new to the world of lasers
  236. "flashlight" laser lens??
  237. Help focusing my 50mw laser pointer into a burning laser
  238. Precision Focussing
  239. Keeping beam tight?
  240. I have a doubt. The collimator is the same as the focus lens?
  241. Laser Optics collection, Mirrors, Lens, + more
  242. 50mm FL Lens?
  243. GBFeeler? 405-G-2 $20 ea @ Laser66! 1 Week only sale, 445 9mm lens (G9) on dhgate?
  244. CNI Beam expander?
  245. 50W diode laser bar focusing.
  246. What happens if a lens isn't centered perfectly?
  247. looking for beam expander for 3.5W 445
  248. Lens size
  249. How does Bosch do that? Line laser - no rotation?
  250. High Beam Divergence