View Full Version : Optics

Pages : [1] 2 3 4

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