View Full Version : Optics

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  1. Gold AR coating? Wavelength?
  2. Aha! Found how to best focus an IR beam to infinity, sharing the idea.
  3. Looking for DVD writer type lenses for cell phone microscopes
  4. Converging a beam to a small point?
  5. DL Laser Beam Expander New Generation
  6. Laser amplification
  7. A few questions about beam expanders
  8. Anyone ever use Anti-Reflex Coating Stripper?
  9. Tiny Aspheric Lens 1.45mm FL - What purpose would this lens have?
  10. Anyone have experience with the Inno Pocket Scan made by American DJ?
  11. Beam expander
  12. The cost of having a lens AR coated $$$
  13. Anamorphic Prism Pair, good for 635nm?
  14. N/A
  15. Fiber being sold on ebay for lasers - anyone ever try it?
  16. Just a lil idea low cost laser cutter
  17. Hard Drive Disks As Mirrors
  18. Cylindrical Plano-Convex vs Rod Lens for Laser Line Generation?
  19. How to know if is S or P polarization
  20. When a lens is limited to 500MW/CM2 what does that mean?
  21. Newbie looking for optics ideas
  22. What kind of Special mirror
  23. mirros suitable for lasers?
  24. camera lens as beam expander?
  25. Any ideas on what this might have been for?
  26. 3 element lens info!
  27. Straight wide beam
  28. G9 vs G2
  29. Laser diode chip aperture, lens aperture & wavelength relationships to divergence?
  30. Beam Expander DIY Cons
  31. optics to combine focus lasers for cutter/etcher
  32. New ultra thin diffractive lenses
  33. coversion crystals?
  34. AixiZ 'G' lens changes
  35. Bausch + Lomb 39676 Ruled Diffraction Grating
  36. laser rookie with a question
  37. Where to find the best purple or blue laser's with the kaleidoscope diffraction tips
  38. New G7 lens for 445nm / 462nm / 520nm
  39. lens questions
  40. Anyone here used a compander for R,G,B laser diodes combining all or even for one?
  41. Co2 laser galvo needs a protective window
  42. Universal C6 5x Beam Expander Build [Build and Beamshots][Tonz'o'Pics]
  43. Green lasers beam combining
  44. Liquid Sky from a LaserJet 4P Polygon Mirror
  45. Spinning glass diffuser
  46. Mini x3 beam expander for 7A75&7475 Handheld(Updated Videos for X5 beam expander)
  47. Need some help.
  48. Change diffraction angle?
  49. some clarification and questions regarding lens choices
  50. Front surface mirrors
  51. Diffraction grating lens position
  52. Beam double expander
  53. Re-terminating fibre optic cable.
  54. What is the best way to align beams with this knife edge?
  55. us seller of lens holder?
  56. Fluorescent lens?
  57. Lens off center?
  58. Proper method for focusing high power lasers?
  59. Highest power through a S1 or G2 lens?
  60. Cleaning a Lens
  61. anyone remember the liquid fan DG at novalasers ?
  62. Building a white laser
  63. Re-creating the BMW i8 Headlamps
  64. Diffraction Grating question
  65. Newbie ? about possible dirty G2 Lens
  66. 45 Deg Dichroic blocking blue, transmitting red & !520!
  67. Aftermarket IR Filter?
  68. Anyone ever heard of LLLT or phototherapy?
  69. Effect of IR laser printer optics on non-IR wavelengths?
  70. GRIN Lens
  71. YVO4 Crystal 5x2.9x9.6mm Yttrium Vanadate
  72. G-lenses?
  73. Cross Dichroic Prism Laser Project
  74. Conceptual design of anamorphic prisms on sinner focus ring. Pix!
  75. How to Specify Optical Coatings
  76. Replace Lens to keep beam tighter?
  77. Anyone grind lenses
  78. D i v e r g e n c e
  79. OK...I redid the graph...
  80. Can reflections kill a laser diode?
  81. PBS cube troubles. Pictures
  82. Use your spare lenses to make a microscope!
  83. Theoretical Optic Problems. Please help :)
  84. Beam Expander Question: Two or More Diverging Lenses Before Collimation?
  85. Green AR coated 3 element lens exist?
  86. Wierd polygonal Zerodur laser lens, what do you think its function was?
  87. Would this work? Idea for focusable FAC optics
  88. Any other lens options?
  89. Green AR
  90. Beam splitter /combiner
  91. Looking for information on how to build own lens assembly.
  93. Unable to focus
  94. Even smaller spot size by using a mask?
  95. optimal lens
  96. Is there such thing as a universal Beam expander?
  97. diffraction gratings 2
  98. Noob screw up not azixa module what to do
  99. Laser Grid (Or Other Localization System)
  100. Adaptive Optics-EZ Add on for any Hand Held Unit-Proto Type Done
  101. Optical experts here? Question about biconvex
  102. Spot size at distance vs. negative focal length
  103. Lenses & First Surface Mirrors from DLP & CRT big screen TVs (pic heavy)
  104. Beam expander or not?
  105. Diffraction Gratings
  106. Broken focusing lens
  107. WL Phosforce on Zaser?
  108. Has anyone here made a laser line using a prism?
  109. Adaptive Optics-Easy add on to any Hand Held
  110. Line-lens
  111. Focusing laser pattern from DOE lens
  112. Help identifying lens.
  113. Dragon lasers new beam expanders NOW available
  114. lens nut with 12mm thread
  115. I need some lens springs
  116. Looking for reasonable priced 1/2 wave plate for dual diode build
  117. O-Like 405 G-2
  118. Lens AR questions / Green AR coating.
  119. Just ran across this sweet piece of optical glass...
  120. Noob question... hit me if you want :-p
  121. Laser optics producing images?
  122. My optical table and breadboard build..
  123. Cheap (free) beamsplitters and FS mirrors
  124. Help me clean my laser
  125. An interesting CD/DVD optics group
  126. Help clean a laser lens
  127. The fluctuating intensity at the exit end of the fiber!
  128. Large, quality, AR Lenses?
  129. Super cheap beam expander!
  130. AR window
  131. Would this work for a Beam Combiner
  132. Remove coating from lens.
  133. Diverse lens types
  134. This Is What a Laser From the Moon Looks Like (Photo)
  135. What is a G2 glass lens mae of ?
  136. zero aperature....airy disk?
  137. Hoping for tight focus
  138. jet lasers beam expander
  139. Mitsubishi ML520G71 635nm focussing issue
  140. SS Beam Splitter question
  141. 405nm Laser with <100Ám Focus
  142. 3 element lens on 2.5w 445nm
  143. 980nm fine focus lens
  144. Correct spherical aberration from DVD-RW lens
  145. Glass Diffraction Grating
  146. The brighter Showwx+ pico laser projector project
  147. G9 Lens Extraction! Will it work? or Fail?
  148. Nearly finished my first build, couple of questions about focussing
  149. Laser Line Generators
  150. Where To Buy The G9?
  151. adjustable mirror and cube base?
  152. 10ish way beam splitter
  153. 'which three element lense for blue
  154. Expanders vs Collimators
  155. IR Laser pointer spot is not dot
  156. Found a Cube Inside Sony AD-7203S!
  157. Absolutely new to the world of lasers
  158. "flashlight" laser lens??
  159. Help focusing my 50mw laser pointer into a burning laser
  160. Precision Focussing
  161. Keeping beam tight?
  162. I have a doubt. The collimator is the same as the focus lens?
  163. Laser Optics collection, Mirrors, Lens, + more
  164. 50mm FL Lens?
  165. GBFeeler? 405-G-2 $20 ea @ Laser66! 1 Week only sale, 445 9mm lens (G9) on dhgate?
  166. CNI Beam expander?
  167. 50W diode laser bar focusing.
  168. What happens if a lens isn't centered perfectly?
  169. looking for beam expander for 3.5W 445
  170. Lens size
  171. How does Bosch do that? Line laser - no rotation?
  172. High Beam Divergence
  173. Optics cubes?
  174. Effect of Plano-Concave lens in standard focusable dot laser
  175. G2/G9 Lens Not Giving More Output - Am I doing It Wrong?
  176. PBS Cube Maximum Power
  177. Am I being ripped off?
  178. What Expansion Ratio?
  179. Need a protective glass for diode that does not decrease intensity.
  180. Focusing lens
  181. How to make a liquid sky effect
  182. Flat visible beam from a laser pointer
  183. 405nm beam focus to tiny dot?
  184. need reasonable aperture safety for burning man project
  185. Looking for Mirrors or Light bending glass
  186. Laserlands Lens
  187. Line Generator and Collimation
  188. Beam Splash from Internal Lens Reflections Correction Idea?
  189. Smallest Spot Diameter: Focusing High Wattage IR Laser Diodes
  190. not a dumb question
  191. Yee olde exposed film IR PASS FILTER
  192. Jetlasers B.E. adapter modifications for the PL-E series
  193. Lenses for IR
  194. infared filter fell off
  195. Interesting grating from an LCD screen
  196. removing the lens...
  197. wondering about lenses and 800-850nm...
  198. Anamorphics and waveplate help?
  199. Where to purchase standard focusing rings?
  200. meant by "focusing" in advertisements...
  201. Any cheap caps to increase attenuation factor of 445nm?
  202. What can you do will optics form a DVD burner?
  203. The eyes are getting old...
  204. where to buy a g2 lens for 445 nm.
  205. LFL - long focal length G2 Lens?
  206. Infrared Filter
  207. $16 Beam-splitters
  208. How to clean a G1 Lens
  209. DIY Attaching Diffraction Grating to Lens Nut
  210. Beam expander for dominator.
  211. Quick simple high transmission lens with an old PHR sled / Tutorial video included
  212. Lens Housing Attachment for Chinese Laser Modules
  213. Beam Profile with G-2 for 405nm Request
  214. Where can one find some cheap combing optics
  215. PBS for 660 & 405 nm
  216. Is getting a G2 lens worth it?
  217. A Theory on Automatic Focus for Lasers
  218. G1/G2 Lenses
  219. Laser suggestion for 360░ laser with cone mirror
  220. co2 ray gun
  221. Recommendations for beam correction.
  222. Glasses Comparison
  223. what is the purpose
  224. 20,000 foot range on 5mW green pointer?
  225. JD-851 Laser Pointer lens broke!? Need help finding a new one pls!
  226. Reducing beam size?
  227. Cheapest red or blue laser pointer that mounts diffraction gratings
  228. dvd burner laser and lenses question.
  229. laser for 3d printer
  230. Better lens?
  231. What lens is this?
  232. Newbie question , lens in dvd module
  233. need some help shopping ;) about focusing down a laser diode
  234. Looking for High Power 808nm Cross or Line Lens
  235. Good web site for learning the basics?
  236. Where to buy: Optics kit, prisms, diffraction gratings..
  237. What is are these spots ??
  238. Looking for a special lense or head for my laser..
  239. How to determine the type of AR coating on a lens?
  240. reducing "bat wing/halo" effect
  241. Lens Problems
  242. Lens too good to be true?
  243. Reflecting Laser
  244. Need help with terminology...
  245. Collimating the collimated
  246. Lenses for 445nm or 473nm
  247. Wicked Laser lenses
  248. Question about Lens Outputs
  249. Dragon Laser Beam Expander
  250. How much energy is transfered?