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View Full Version : Lenses and Optics: Making and Modifying


  1. Overhead projector lens
  2. lens coatings
  3. Help me with my Dories!
  4. Close-up lens filters as taking lenses
  5. Rodenstock Apo-Gerogon 9/150mm
  6. how do you get the correct spacing?
  7. Surplus Shed 600 mm x 50 mm air achromat
  8. Lens repair and AR coatings??
  9. Cleaning optics- Photonic First Contac
  10. Good optics primer?
  11. Stanhope, anyone?
  12. Simple Achromat
  13. Simple Achromat Test Pics
  14. zone plates?
  15. Help !#5 shutter blues
  16. what determines lens coverage?
  17. cobbled lens
  18. Wide Angle with half sphere?
  19. lens mod for Pentacon/Kiev/etc
  20. yes,yes here it is.
  21. anti fogg?
  22. recycled lens design
  23. Lens making
  24. New lens hacking book: Exploring Simple Lenses by
  25. Ultimate depft of field AND sharp images.
  26. Symposium, Greene's Primitives, spacing
  27. Adapting lens mount
  28. A large format zoom lens? Homebuilt, no less.
  29. theres a sale at surplus shed!
  30. Close-up lens combo
  31. 100 monkey lens design vs. research
  32. +1+3 at f/16
  33. +10 Diopter Close-up
  34. +10+3 and +4+10
  35. +1+4
  36. +1+2+4+10 = 17
  37. Nikon Body 9 Stepper Lens
  38. large aperture lens for 4x5?
  39. 400mm F/10 singlet for my new camera
  40. F/2.5 Aero Pentax 6x7
  41. More from my homemade 400mm
  42. Macro/Micro Talpa1
  43. Golf monocular equals 1:1 macro
  44. Pentax No.2 Hawkeye
  45. home made lens for 12 X 20 banquet camera?
  46. Gundlach 5x7 Sym. partial repair
  47. Star D + a plus 10
  48. home made lens for my 12 x 20 banquet camera
  49. BIG LENS
  50. what lenses to choose?
  51. attitude glasses
  52. 50% off Surplus Shed Precision Optics
  53. Condensor lens
  54. how to use lens?
  55. LCD projector
  56. Optical machining
  57. plano convex for my 11X14 and 12X20
  58. Question for Joe Van Cleave
  59. Magnifying Glass, Lens Advice?
  60. Fresnel Image
  61. zone plate as an aperture to a lens
  62. 'Yen' Camera Paper Exposure Time
  63. What cable release with long throw for Ilex No 4?
  64. homemade tilt shift with enlarger lens, etc.
  65. Lens Re-Coating?
  66. Building a DSLR Lens Housing
  67. Magnifying glass on a SLR
  68. Enlarger Lens used on homemade LargeFormat camera?
  69. Design Help for Wide Lenses?
  70. Ideas to use these lenses?
  71. Magnifier Image
  72. Cementing Lens elements?
  73. Help! Sourcing for Linear Scanner Array attached to circuit + built in memory card!
  74. how to build Cooke triplet ??
  75. Slide projector element
  76. Beam Splitter
  77. chemical focus
  78. How do I guess the Angle of Coverage?
  79. first surface mirror
  80. Tim's Vermeer and 4 inches dia, 28 inches FL, Plano Convex Lens Maker from China ?
  81. China , Exotic Optical Glass Suppliers for Tim's Vermeer Optics
  82. Tim's Vermeer, Can Fluoride be used, no oxidation, no coating after polished ?
  83. Tim's Vermeer , Can 3D OTF, Leica Relief be inserted in plano convex design
  84. Tim's Vermeer, Plano Convex designer uses Wavefront Analysis , from China ?
  85. Optical Glass Catalog Reading and Wider Color Range able Glass ?
  86. Do Anomalous Glass Improve plano convex lens ?
  87. Novel technique to create flat lenses
  88. Achromatic planar lenses