View Full Version : Optics

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  1. mirros suitable for lasers?
  2. camera lens as beam expander?
  3. Any ideas on what this might have been for?
  4. 3 element lens info!
  5. Straight wide beam
  6. G9 vs G2
  7. Laser diode chip aperture, lens aperture & wavelength relationships to divergence?
  8. Beam Expander DIY Cons
  9. optics to combine focus lasers for cutter/etcher
  10. New ultra thin diffractive lenses
  11. coversion crystals?
  12. AixiZ 'G' lens changes
  13. Bausch + Lomb 39676 Ruled Diffraction Grating
  14. laser rookie with a question
  15. Where to find the best purple or blue laser's with the kaleidoscope diffraction tips
  16. New G7 lens for 445nm / 462nm / 520nm
  17. lens questions
  18. Anyone here used a compander for R,G,B laser diodes combining all or even for one?
  19. Co2 laser galvo needs a protective window
  20. Universal C6 5x Beam Expander Build [Build and Beamshots][Tonz'o'Pics]
  21. Green lasers beam combining
  22. Liquid Sky from a LaserJet 4P Polygon Mirror
  23. Spinning glass diffuser
  24. Mini x3 beam expander for 7A75&7475 Handheld(Updated Videos for X5 beam expander)
  25. Need some help.
  26. Change diffraction angle?
  27. some clarification and questions regarding lens choices
  28. Front surface mirrors
  29. Diffraction grating lens position
  30. Beam double expander
  31. Re-terminating fibre optic cable.
  32. What is the best way to align beams with this knife edge?
  33. us seller of lens holder?
  34. Fluorescent lens?
  35. Lens off center?
  36. Proper method for focusing high power lasers?
  37. Highest power through a S1 or G2 lens?
  38. Cleaning a Lens
  39. anyone remember the liquid fan DG at novalasers ?
  40. Building a white laser
  41. Re-creating the BMW i8 Headlamps
  42. Diffraction Grating question
  43. Newbie ? about possible dirty G2 Lens
  44. 45 Deg Dichroic blocking blue, transmitting red & !520!
  45. Aftermarket IR Filter?
  46. Anyone ever heard of LLLT or phototherapy?
  47. Effect of IR laser printer optics on non-IR wavelengths?
  48. GRIN Lens
  49. YVO4 Crystal 5x2.9x9.6mm Yttrium Vanadate
  50. G-lenses?
  51. Cross Dichroic Prism Laser Project
  52. Conceptual design of anamorphic prisms on sinner focus ring. Pix!
  53. How to Specify Optical Coatings
  54. Replace Lens to keep beam tighter?
  55. Anyone grind lenses
  56. D i v e r g e n c e
  57. OK...I redid the graph...
  58. Can reflections kill a laser diode?
  59. PBS cube troubles. Pictures
  60. Use your spare lenses to make a microscope!
  61. Theoretical Optic Problems. Please help :)
  62. Beam Expander Question: Two or More Diverging Lenses Before Collimation?
  63. Green AR coated 3 element lens exist?
  64. Wierd polygonal Zerodur laser lens, what do you think its function was?
  65. Would this work? Idea for focusable FAC optics
  66. Any other lens options?
  67. Green AR
  68. Beam splitter /combiner
  69. Looking for information on how to build own lens assembly.
  71. Unable to focus
  72. Even smaller spot size by using a mask?
  73. optimal lens
  74. Is there such thing as a universal Beam expander?
  75. diffraction gratings 2
  76. Noob screw up not azixa module what to do
  77. Laser Grid (Or Other Localization System)
  78. Adaptive Optics-EZ Add on for any Hand Held Unit-Proto Type Done
  79. Optical experts here? Question about biconvex
  80. Spot size at distance vs. negative focal length
  81. Lenses & First Surface Mirrors from DLP & CRT big screen TVs (pic heavy)
  82. Beam expander or not?
  83. Diffraction Gratings
  84. Broken focusing lens
  85. WL Phosforce on Zaser?
  86. Has anyone here made a laser line using a prism?
  87. Adaptive Optics-Easy add on to any Hand Held
  88. Line-lens
  89. Focusing laser pattern from DOE lens
  90. Help identifying lens.
  91. Dragon lasers new beam expanders NOW available
  92. lens nut with 12mm thread
  93. I need some lens springs
  94. Looking for reasonable priced 1/2 wave plate for dual diode build
  95. O-Like 405 G-2
  96. Lens AR questions / Green AR coating.
  97. Just ran across this sweet piece of optical glass...
  98. Noob question... hit me if you want :-p
  99. Laser optics producing images?
  100. My optical table and breadboard build..
  101. Cheap (free) beamsplitters and FS mirrors
  102. Help me clean my laser
  103. An interesting CD/DVD optics group
  104. Help clean a laser lens
  105. The fluctuating intensity at the exit end of the fiber!
  106. Large, quality, AR Lenses?
  107. Super cheap beam expander!
  108. AR window
  109. Would this work for a Beam Combiner
  110. Remove coating from lens.
  111. Diverse lens types
  112. This Is What a Laser From the Moon Looks Like (Photo)
  113. What is a G2 glass lens mae of ?
  114. zero aperature....airy disk?
  115. Hoping for tight focus
  116. jet lasers beam expander
  117. Mitsubishi ML520G71 635nm focussing issue
  118. SS Beam Splitter question
  119. 405nm Laser with <100Ám Focus
  120. 3 element lens on 2.5w 445nm
  121. 980nm fine focus lens
  122. Correct spherical aberration from DVD-RW lens
  123. Glass Diffraction Grating
  124. The brighter Showwx+ pico laser projector project
  125. G9 Lens Extraction! Will it work? or Fail?
  126. Nearly finished my first build, couple of questions about focussing
  127. Laser Line Generators
  128. Where To Buy The G9?
  129. adjustable mirror and cube base?
  130. 10ish way beam splitter
  131. 'which three element lense for blue
  132. Expanders vs Collimators
  133. IR Laser pointer spot is not dot
  134. Found a Cube Inside Sony AD-7203S!
  135. Absolutely new to the world of lasers
  136. "flashlight" laser lens??
  137. Help focusing my 50mw laser pointer into a burning laser
  138. Precision Focussing
  139. Keeping beam tight?
  140. I have a doubt. The collimator is the same as the focus lens?
  141. Laser Optics collection, Mirrors, Lens, + more
  142. 50mm FL Lens?
  143. GBFeeler? 405-G-2 $20 ea @ Laser66! 1 Week only sale, 445 9mm lens (G9) on dhgate?
  144. CNI Beam expander?
  145. 50W diode laser bar focusing.
  146. What happens if a lens isn't centered perfectly?
  147. looking for beam expander for 3.5W 445
  148. Lens size
  149. How does Bosch do that? Line laser - no rotation?
  150. High Beam Divergence
  151. Optics cubes?
  152. Effect of Plano-Concave lens in standard focusable dot laser
  153. G2/G9 Lens Not Giving More Output - Am I doing It Wrong?
  154. PBS Cube Maximum Power
  155. Am I being ripped off?
  156. What Expansion Ratio?
  157. Need a protective glass for diode that does not decrease intensity.
  158. Focusing lens
  159. How to make a liquid sky effect
  160. Flat visible beam from a laser pointer
  161. 405nm beam focus to tiny dot?
  162. need reasonable aperture safety for burning man project
  163. Looking for Mirrors or Light bending glass
  164. Laserlands Lens
  165. Line Generator and Collimation
  166. Beam Splash from Internal Lens Reflections Correction Idea?
  167. Smallest Spot Diameter: Focusing High Wattage IR Laser Diodes
  168. not a dumb question
  169. Yee olde exposed film IR PASS FILTER
  170. Jetlasers B.E. adapter modifications for the PL-E series
  171. Lenses for IR
  172. infared filter fell off
  173. Interesting grating from an LCD screen
  174. removing the lens...
  175. wondering about lenses and 800-850nm...
  176. Anamorphics and waveplate help?
  177. Where to purchase standard focusing rings?
  178. meant by "focusing" in advertisements...
  179. Any cheap caps to increase attenuation factor of 445nm?
  180. What can you do will optics form a DVD burner?
  181. The eyes are getting old...
  182. where to buy a g2 lens for 445 nm.
  183. LFL - long focal length G2 Lens?
  184. Infrared Filter
  185. $16 Beam-splitters
  186. How to clean a G1 Lens
  187. DIY Attaching Diffraction Grating to Lens Nut
  188. Beam expander for dominator.
  189. Quick simple high transmission lens with an old PHR sled / Tutorial video included
  190. Lens Housing Attachment for Chinese Laser Modules
  191. Beam Profile with G-2 for 405nm Request
  192. Where can one find some cheap combing optics
  193. PBS for 660 & 405 nm
  194. Is getting a G2 lens worth it?
  195. A Theory on Automatic Focus for Lasers
  196. G1/G2 Lenses
  197. Laser suggestion for 360░ laser with cone mirror
  198. co2 ray gun
  199. Recommendations for beam correction.
  200. Glasses Comparison
  201. what is the purpose
  202. 20,000 foot range on 5mW green pointer?
  203. JD-851 Laser Pointer lens broke!? Need help finding a new one pls!
  204. Reducing beam size?
  205. Cheapest red or blue laser pointer that mounts diffraction gratings
  206. dvd burner laser and lenses question.
  207. laser for 3d printer
  208. Better lens?
  209. What lens is this?
  210. Newbie question , lens in dvd module
  211. need some help shopping ;) about focusing down a laser diode
  212. Looking for High Power 808nm Cross or Line Lens
  213. Good web site for learning the basics?
  214. Where to buy: Optics kit, prisms, diffraction gratings..
  215. What is are these spots ??
  216. Looking for a special lense or head for my laser..
  217. How to determine the type of AR coating on a lens?
  218. reducing "bat wing/halo" effect
  219. Lens Problems
  220. Lens too good to be true?
  221. Reflecting Laser
  222. Need help with terminology...
  223. Collimating the collimated
  224. Lenses for 445nm or 473nm
  225. Wicked Laser lenses
  226. Question about Lens Outputs
  227. Dragon Laser Beam Expander
  228. How much energy is transfered?
  229. 638 correction with only 2 lenses?
  230. Five Buck Fiber Optics
  231. Lens recommendation required please
  232. Need information about lens
  233. beam expander
  234. Need help: want to diffract
  235. Focussing many diodes
  236. Unique Optics Design Combines Modulated RGB LDs
  237. Neutral density filter not for high power, but what's the limit?
  238. frazier lens
  239. power reduction with diffraction grating?
  240. Found some interesting 445 lens.. ;)
  241. 5x vs 10x BE's and relative beam brightness
  242. Basic Beam Expander
  243. Beam Combiner
  244. Beam patterns / shapes
  245. External lens Spring.
  246. Best way of cleaning G1 lens
  247. Fiber Optic Y Connection Question
  248. Cheap 2-Element 445nm Lens
  249. Specks in laser diode
  250. Lower power lens