View Full Version : Optics

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