View Full Version : Optics

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  1. how to focus a big spot ?
  2. Beam Expander Design Theory
  3. Cylindrical lens setup in combination with beam expander
  4. MrCrouse Mace of Doom Host with 500mm Telephoto Lens Converted to a Beam Expander
  5. Basic question for a n00b :/
  6. Why do I have wings?
  7. fiber coupling laser diodes directly.
  8. The Cyan Cannon II Build
  9. Stock M140 Lens good for Macro Shots
  10. Lens choice for first high power laser
  11. where is a good place to get beam spliters
  12. Lens removal tool?
  13. Beam diverging lens?
  14. Dichroic Mirror Source
  15. Lazy Mans Beam Expander for 445nm NUBM44 6+ watt laser diode.
  16. Beam correcting optics
  17. 6 watt Nubm44 focus help
  18. Knife edge followed by expander? Anyone try that here?
  19. More info on the S1 lens?
  20. Glue for mounting optics to metal?
  21. Less expensive alternative to Newport .5 inch adjustable mirror platform?
  22. Gold AR coating? Wavelength?
  23. Aha! Found how to best focus an IR beam to infinity, sharing the idea.
  24. Looking for DVD writer type lenses for cell phone microscopes
  25. Converging a beam to a small point?
  26. DL Laser Beam Expander New Generation
  27. Laser amplification
  28. A few questions about beam expanders
  29. Anyone ever use Anti-Reflex Coating Stripper?
  30. Tiny Aspheric Lens 1.45mm FL - What purpose would this lens have?
  31. Anyone have experience with the Inno Pocket Scan made by American DJ?
  32. Beam expander
  33. The cost of having a lens AR coated $$$
  34. Anamorphic Prism Pair, good for 635nm?
  35. N/A
  36. Fiber being sold on ebay for lasers - anyone ever try it?
  37. Just a lil idea low cost laser cutter
  38. Hard Drive Disks As Mirrors
  39. Cylindrical Plano-Convex vs Rod Lens for Laser Line Generation?
  40. How to know if is S or P polarization
  41. When a lens is limited to 500MW/CM2 what does that mean?
  42. Newbie looking for optics ideas
  43. What kind of Special mirror
  44. mirros suitable for lasers?
  45. camera lens as beam expander?
  46. Any ideas on what this might have been for?
  47. 3 element lens info!
  48. Straight wide beam
  49. G9 vs G2
  50. Laser diode chip aperture, lens aperture & wavelength relationships to divergence?
  51. Beam Expander DIY Cons
  52. optics to combine focus lasers for cutter/etcher
  53. New ultra thin diffractive lenses
  54. coversion crystals?
  55. AixiZ 'G' lens changes
  56. Bausch + Lomb 39676 Ruled Diffraction Grating
  57. laser rookie with a question
  58. Where to find the best purple or blue laser's with the kaleidoscope diffraction tips
  59. New G7 lens for 445nm / 462nm / 520nm
  60. lens questions
  61. Anyone here used a compander for R,G,B laser diodes combining all or even for one?
  62. Co2 laser galvo needs a protective window
  63. Universal C6 5x Beam Expander Build [Build and Beamshots][Tonz'o'Pics]
  64. Green lasers beam combining
  65. Liquid Sky from a LaserJet 4P Polygon Mirror
  66. Spinning glass diffuser
  67. Mini x3 beam expander for 7A75&7475 Handheld(Updated Videos for X5 beam expander)
  68. Need some help.
  69. Change diffraction angle?
  70. some clarification and questions regarding lens choices
  71. Front surface mirrors
  72. Diffraction grating lens position
  73. Beam double expander
  74. Re-terminating fibre optic cable.
  75. What is the best way to align beams with this knife edge?
  76. us seller of lens holder?
  77. Fluorescent lens?
  78. Lens off center?
  79. Proper method for focusing high power lasers?
  80. Highest power through a S1 or G2 lens?
  81. Cleaning a Lens
  82. anyone remember the liquid fan DG at novalasers ?
  83. Building a white laser
  84. Re-creating the BMW i8 Headlamps
  85. Diffraction Grating question
  86. Newbie ? about possible dirty G2 Lens
  87. 45 Deg Dichroic blocking blue, transmitting red & !520!
  88. Aftermarket IR Filter?
  89. Anyone ever heard of LLLT or phototherapy?
  90. Effect of IR laser printer optics on non-IR wavelengths?
  91. GRIN Lens
  92. YVO4 Crystal 5x2.9x9.6mm Yttrium Vanadate
  93. G-lenses?
  94. Cross Dichroic Prism Laser Project
  95. Conceptual design of anamorphic prisms on sinner focus ring. Pix!
  96. How to Specify Optical Coatings
  97. Replace Lens to keep beam tighter?
  98. Anyone grind lenses
  99. D i v e r g e n c e
  100. OK...I redid the graph...
  101. Can reflections kill a laser diode?
  102. PBS cube troubles. Pictures
  103. Use your spare lenses to make a microscope!
  104. Theoretical Optic Problems. Please help :)
  105. Beam Expander Question: Two or More Diverging Lenses Before Collimation?
  106. Green AR coated 3 element lens exist?
  107. Wierd polygonal Zerodur laser lens, what do you think its function was?
  108. Would this work? Idea for focusable FAC optics
  109. Any other lens options?
  110. Green AR
  111. Beam splitter /combiner
  112. Looking for information on how to build own lens assembly.
  113. Looking for CUSTOM MADE DIFFRACTION GRADING filters
  114. Unable to focus
  115. Even smaller spot size by using a mask?
  116. optimal lens
  117. Is there such thing as a universal Beam expander?
  118. diffraction gratings 2
  119. Noob screw up not azixa module what to do
  120. Laser Grid (Or Other Localization System)
  121. Adaptive Optics-EZ Add on for any Hand Held Unit-Proto Type Done
  122. Optical experts here? Question about biconvex
  123. Spot size at distance vs. negative focal length
  124. Lenses & First Surface Mirrors from DLP & CRT big screen TVs (pic heavy)
  125. Beam expander or not?
  126. Diffraction Gratings
  127. Broken focusing lens
  128. WL Phosforce on Zaser?
  129. Has anyone here made a laser line using a prism?
  130. Adaptive Optics-Easy add on to any Hand Held
  131. Line-lens
  132. Focusing laser pattern from DOE lens
  133. Help identifying lens.
  134. Dragon lasers new beam expanders NOW available
  135. lens nut with 12mm thread
  136. I need some lens springs
  137. Looking for reasonable priced 1/2 wave plate for dual diode build
  138. O-Like 405 G-2
  139. Lens AR questions / Green AR coating.
  140. Just ran across this sweet piece of optical glass...
  141. Noob question... hit me if you want :-p
  142. Laser optics producing images?
  143. My optical table and breadboard build..
  144. Cheap (free) beamsplitters and FS mirrors
  145. Help me clean my laser
  146. An interesting CD/DVD optics group
  147. Help clean a laser lens
  148. The fluctuating intensity at the exit end of the fiber!
  149. Large, quality, AR Lenses?
  150. Super cheap beam expander!
  151. AR window
  152. Would this work for a Beam Combiner
  153. Remove coating from lens.
  154. Diverse lens types
  155. This Is What a Laser From the Moon Looks Like (Photo)
  156. What is a G2 glass lens mae of ?
  157. zero aperature....airy disk?
  158. Hoping for tight focus
  159. jet lasers beam expander
  160. Mitsubishi ML520G71 635nm focussing issue
  161. SS Beam Splitter question
  162. 405nm Laser with <100Ám Focus
  163. 3 element lens on 2.5w 445nm
  164. 980nm fine focus lens
  165. Correct spherical aberration from DVD-RW lens
  166. Glass Diffraction Grating
  167. The brighter Showwx+ pico laser projector project
  168. G9 Lens Extraction! Will it work? or Fail?
  169. Nearly finished my first build, couple of questions about focussing
  170. Laser Line Generators
  171. Where To Buy The G9?
  172. adjustable mirror and cube base?
  173. 10ish way beam splitter
  174. 'which three element lense for blue
  175. Expanders vs Collimators
  176. IR Laser pointer spot is not dot
  177. Found a Cube Inside Sony AD-7203S!
  178. Absolutely new to the world of lasers
  179. "flashlight" laser lens??
  180. Help focusing my 50mw laser pointer into a burning laser
  181. Precision Focussing
  182. Keeping beam tight?
  183. I have a doubt. The collimator is the same as the focus lens?
  184. Laser Optics collection, Mirrors, Lens, + more
  185. 50mm FL Lens?
  186. GBFeeler? 405-G-2 $20 ea @ Laser66! 1 Week only sale, 445 9mm lens (G9) on dhgate?
  187. CNI Beam expander?
  188. 50W diode laser bar focusing.
  189. What happens if a lens isn't centered perfectly?
  190. looking for beam expander for 3.5W 445
  191. Lens size
  192. How does Bosch do that? Line laser - no rotation?
  193. High Beam Divergence
  194. Optics cubes?
  195. Effect of Plano-Concave lens in standard focusable dot laser
  196. G2/G9 Lens Not Giving More Output - Am I doing It Wrong?
  197. PBS Cube Maximum Power
  198. Am I being ripped off?
  199. What Expansion Ratio?
  200. Need a protective glass for diode that does not decrease intensity.
  201. Focusing lens
  202. How to make a liquid sky effect
  203. Flat visible beam from a laser pointer
  204. 405nm beam focus to tiny dot?
  205. need reasonable aperture safety for burning man project
  206. Looking for Mirrors or Light bending glass
  207. Laserlands Lens
  208. Line Generator and Collimation
  209. Beam Splash from Internal Lens Reflections Correction Idea?
  210. Smallest Spot Diameter: Focusing High Wattage IR Laser Diodes
  211. not a dumb question
  212. Yee olde exposed film IR PASS FILTER
  213. Jetlasers B.E. adapter modifications for the PL-E series
  214. Lenses for IR
  215. infared filter fell off
  216. Interesting grating from an LCD screen
  217. removing the lens...
  218. wondering about lenses and 800-850nm...
  219. Anamorphics and waveplate help?
  220. Where to purchase standard focusing rings?
  221. meant by "focusing" in advertisements...
  222. Any cheap caps to increase attenuation factor of 445nm?
  223. What can you do will optics form a DVD burner?
  224. The eyes are getting old...
  225. where to buy a g2 lens for 445 nm.
  226. LFL - long focal length G2 Lens?
  227. Infrared Filter
  228. $16 Beam-splitters
  229. How to clean a G1 Lens
  230. DIY Attaching Diffraction Grating to Lens Nut
  231. Beam expander for dominator.
  232. Quick simple high transmission lens with an old PHR sled / Tutorial video included
  233. Lens Housing Attachment for Chinese Laser Modules
  234. Beam Profile with G-2 for 405nm Request
  235. Where can one find some cheap combing optics
  236. PBS for 660 & 405 nm
  237. Is getting a G2 lens worth it?
  238. A Theory on Automatic Focus for Lasers
  239. G1/G2 Lenses
  240. Laser suggestion for 360░ laser with cone mirror
  241. co2 ray gun
  242. Recommendations for beam correction.
  243. Glasses Comparison
  244. what is the purpose
  245. 20,000 foot range on 5mW green pointer?
  246. JD-851 Laser Pointer lens broke!? Need help finding a new one pls!
  247. Reducing beam size?
  248. Cheapest red or blue laser pointer that mounts diffraction gratings
  249. dvd burner laser and lenses question.
  250. laser for 3d printer