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Best Achromatic Waveplate

AmScope A10X 10X Achromatic Microscope Objective

  • This is a brand new 10X Achromatic microscope objective lens with high quality.
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AmScope PA60X 60X Plan Achromatic Microscope Objective Lens

  • This brand new 60X Plan Achromatic microscope objective lens fits common size (DIN/JIS standard) compound microscopes.
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AmScope 4X-100X Six Achromatic Objective Lens Set

  • A set of 6 achromatic objective lenses: 4X, 10X, 20X, 40X, 60X, and 100X.
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AmScope PA4X 4X Plan Achromatic Microscope Objective

  • This brand new 4X Plan Achromatic microscope objective lens fits common size (DIN/JIS standard) compound microscopes.
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OMAX 40X-400X Monocular Polarizing Compound Microscope with Center Adjustable Rotating Circular Stage

  • Head: Monocular 45degrees inclined 360 degrees rotatable.
  • Eyepiece: A wide field WF10X, with crosshair reticle.
  • Objectives: Achromatic, DIN 4x, 10x, 40x (spring).
  • Condenser: NA1.25 Abbe Condenser with iris diaphragm and polarizer.
  • Stage: Center adjustable, rotatable, with 360degrees.
  • Analyzer: Removable, mounted on the top of the eyepiece.
  • Polarizer: Mounted on the bottom of the condenser, easy to swing in and out of the light path.
  • Focus adjustment: Separated coarse and fine adjusting knobs on both sides.
  • Illumination: Halogen Lamp, 6V/20W, brightness adjustable.
  • 5-year warranty against manufacturing defects.
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OMAX 40X-2500X LED Lab Trinocular Compound Microscope with Double Layer Mechanical Stage

  • Total magnification: 40X-100X-250X-400X-1000X-2500X.
  • Objectives: achromatic DIN 4X, 10X, 40X(S), 100X(S, Oil).
  • Viewing head: 45 degrees inclined 360 degrees swiveling trinocular.
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OMAX 40X-600X Professional Trinocular Polarizing Microscope

  • Head: Trinocular 45 degrees inclined 360 degrees rotatable.
  • Eyepieces: a pair of wide field WF10X/18 (one with crosshair reticle).
  • Objectives: Strain free achromatic, DIN 4x, 10x, 40x (spring), 60x (spring).
  • Condenser: NA1.25 Abbe Condenser with iris diaphragm and filter holder.
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Artisan Small Shark Linerlock D2 Black ATZ1707PSBBKF

  • 【4 Sets of Achromatic Doublets】: Dispersion is a common optical phenomenon, especially in fast lenses. 4 sets of Achromatic Doublets are used in M....
  • 【First Choice for Portrait & Close-up Beauty】: Its high speed and the unique aesthetics of its depth of focus makethis telephoto lens the frst....
  • 【Smooth Bokeh with Fast F/1.25 Maximum Aperture】: Extremely fast f/1 . 25 maximum aperture affords notable control over depth of hield for....
  • 【Support Macular Linkage】: Support the macular focusing of Leica/Voigtlander/Minolta and other paraxial m-port cameras ..
  • 【Wide Compatibility】: 90mm F1.25 camera lens is compatible with Leica M mount camera like M2 M3 M4 M5 M6 M7 M8 M9 M9P M10 M262 M240 M240P..
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OMAX 40X-2000X Lab Trinocular Compound LED Microscope with 1.3MP Camera

  • Total magnification: 40X-80X-100X-200X-400X-800X-1000X-2000X.
  • Objective: achromatic DIN 4X, 10X, 40X(S), 100X(S, Oil).
  • Viewing head: 45 degrees inclined 360 degrees swiveling trinocular.
  • Sliding adjustable interpupillary distance: 2-3/16inch ~ 2-15/16inch(55mm ~ 75mm).
  • Ocular diopter adjustable on both eyetubes.
  • Stage: mechanical double layer size: 4-1/2inchx 4-15/16inch (115mm x 125mm).
  • Stage x-y stroke (travel range): 2-13/16inch x 1-3/16inch (70mm x 30mm).
  • Condenser and diaphragm: NA1.25 Abbe condenser with iris diaphragm.
  • Transmitted (lower) illuminator: LED light, intensity....
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Eisco PH0619 Laboratory-Grade Spectrometer, 0 to 360 Degree Rotation, 1 Degree Graduations, 0.1 Degree Vernier Scale

  • Goniometer-type spectrometer provides hands-on experience observing and measuring light spectra.
  • 0 to 360 degree rotation, 1 degree graduations, and 0.1 degree vernier scale.
  • Collimator has an adjustable slit, an achromatic converging lens with a 178mm focal length, and a locking screw.
  • Prism table with 175mm diameter rotates around the central axis and has three leveling screws to ensure precise placement.
  • Astronomical-type telescope has achromatic objective and Ramsden eyepiece with crosswire, and is mounted on heavy bearing to rotate around the central axis of the instrument.
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OMAX 40X-2500X LED Digital Trinocular Lab Compound Microscope with 5MP Camera and Mechanical Stage

  • Total magnification: 40X-100X-250X-400X-1000X-2500X.
  • Objective: achromatic DIN 4X, 10X, 40X(S), 100X(S, Oil).
  • Viewing head: 45 degrees inclined 360 degrees swiveling trinocular.
  • Sliding adjustable interpupillary distance: 2-3/16inch ~ 2-15/16inch(55mm ~ 75mm).
  • Ocular diopter adjustable on both eyetubes.
  • Stage: mechanical double layer size: 4-1/2inchx 4-15/16inch (115mm x 125mm).
  • Stage x-y stroke (travel range): 2-13/16inch x 1-3/16inch (70mm x 30mm).
  • Condenser and diaphragm: NA1.25 Abbe condenser with iris di....
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Telescope Finderscope Mount, Finder Scope Mounting Bracket Dovetail Slot Plate, Dovetail Base for Finder Scope

  • The SV182 finder scope with 6x power magnification and a 30mm diameter lens collects ample light to make aiming your telescope easy and fun.
  • The SV182 finder scope features fully muilt coated achromatic finder scope optics.
  • Can effectively eliminate aberrations and chromatic aberrations.
  • 2 plastic adjustment screws with a 90 degree angle and a fixed spring push-pull screw.
  • only need to adjust 2 screws to quickly find the target.
  • the inside of the SV182 finder scope fully threaded to minimize reflections.
  • SV182 finder scope net weight is 0.49lb that won't add excessive weight or bulk to your OTA.
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OMAX 40X-2500X Digital Infinity Trinocular Polarizing Metallurgical Microscope with 9MP Camera and 100X Dry Objective

  • Total magnification: 40x-80x-100x-200x-250x-400x-800x-1000x-2000x-2500x.
  • Eyepieces: wide field WF10X/20, WF20X and WF25X.
  • Objective: infinity-corrected plan field achromatic DIN 4x, 10x, 40x(Spring, WD 2.8mm), 100x(Spring, Dry, WD 0.7mm).
  • Head: 30 degrees inclined 360 degrees rotatable trinocular siedentopf head.
  • Illumination system: 6V/30W halogen bulb, position adjustable, intensity adjustable, with built-in condenser, iris aperture diaphragm, iris field diaphragm, 2 color filter slots and polarizer/analyzer slots.
  • Stage: triple layer mechanical stage with clips, size: 15cm - 14cm, translation range 50mm x 75mm.
  • Focus mechanism: Coaxial coarse and fine knobs on both sides with adjustable tension control and stop ....
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