Best Iris Diaphragm

OMAX 40X-2500X Digital Infinity Trinocular Polarizing Metallurgical Microscope with 14MP Camera and 100X Dry Objective

  • ...lan 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 lever.
  • Power supply: 110V 50Hz/60Hz (US and Canada).
  • Digital camera: - true color 4096x3288 pixels (14M pixels) - 0.5X reduction lens to get larger field of view - 0.01 mm calibration slide: 1mm/100 division - Frame speed: 1.8fps at 4096x3288, 10fps at 2048x1644, 27fps at 1024x822 - Software compatible with Windows XP/Vista/7/8/10, Mac OS and Linux operating system - Capturing microscope images, recording live video, measuring lengths, angles, areas, editing images - USB cable included.
  • 5-year warranty against manufacturing defects.
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40X-2500X LED Digital Monocular Compound Microscope with 3D Stage M620C

  • Five wide field magnification settings: 40X, 100X, 250X, 400X, 1000X & 2500X.
  • Professional 30 degree inclined 360 degree swiveling monocular head.
  • Sturdy framework with 3-D double layer mechanical stage with coaxial coarse & fine focusing.
  • Abbe condenser, iris diaphragm and color filter.
  • Powerful single bulb LED illumination with dimmer.
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Hausser Scientific 3100 Glass Double Neubauer Counting Chamber Set with 2 Cover Glass

  • Semi-transparent layer of rhodium, which is fused into the polished surface of the counting areas.
  • Light transmission is controlled between 29 and 32%.
  • Cover glasses, which are supported by four small, matte surfaces opposite the rulings.
  • Slide, which is provided with chamber charging inclines and with polished concavity beneath the ruling.
  • Condenser and iris diaphragm adjustment, which are less critical.
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OMAX - 40X-2000X Trinocular Biological Compound Microscope with Replaceable LED Light - M837SL

  • 45 degree inclined 360 degree swiveling trinocular viewing head.
  • Replaceable 3W LED transmitted light with adjustable intensity.
  • 4 achromatic objectives DIN 4X, 10X, 40X(spring), 100X(spring, oil).
  • Large double layer mechanical stage with NA1.25 Abbe condenser and iris diaphragm.
  • Coaxial coarse and fine focus knobs with tension control.
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Carson Intermediate 100x-1000x Biological Microscope with Mechanical Stage (MS-100)

  • Metal body with a 360 degree rotatable monocular head | All glass optics ensure a clear, bright image | Illumination: Top and Bottom LED Light.
  • Total Magnification: 100x-1000x | Eyepiece: WF-10x | Objectives: 10x, 40x, 100x.
  • Double Layer | Mechanical Stage Size: 115mm x 125mm | Condenser: Abbe 1. 25 NA with Iris Diaphragm, Filter.
  • Coaxial coarse-fine adjustment for easy use.
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Canon PowerShot G7 X Digital Camera - Wi-Fi Enabled

  • New 1.0-inch, 20.2 MP High-Sensitivity CMOS Sensor combined with Canon's powerful DIGIC 6 Image Processor.
  • f/1.8(W)-f/2.8(T), 4.2x optical Zoom (24mm-100mm), 9-blade iris diaphragm and IS equipped lens.
  • Selfie-ready multi-angle capacitive 3.0" touch panel LCD.
  • Capture stunning 1080p/60p Full HD video with up to 60 fps.
  • IMPORTANT NOTE: Please refer to the Product Descriptiion section for troubleshooting information. Built-in Wi-Fi and NFC.
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Microscope Kit Adjustable 1-12mm Mechanical Iris Aperture for Microscope Camera Adapter Microscope Lens Adapters (Color : Iris)

  • Material : Metal. Type : 1-12mm iris diaphragm (adjustable)..
  • Perfect microscope accessories, exquisite workmanship, can be widely used in microscope. With good durability and stability..
  • You can reach us anytime for any query and I'll available 24x7 to assist you, have a good day..
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Nikon NIKKOR Z 40mm f/2

  • Camera compatibility: Compatible with FX and DX format Nikon Z series mirrorless (on DX-format cameras, the lens has a field of view of 60mm).
  • Fast & quiet Autofocus: AF System greatly suppresses focus breathing to prevent angle-of-view shifts during recording: also allows for smooth iris adjustments with the click-less control ring to create a natural shift in brightness..
  • Custom control ring: Customize the way you shoot. Use it for precise manual focusing or to adjust aperature, ISO, or exposure compensation..
  • Beautiful background blur: The shallow depth of field of f/2 is enhandced by the lens’ 9 rounded blade diaphragm, creating a natural bokeh effect..
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OMAX - 40X-2500X LED Binocular Lab Compound Microscope with 5MP Camera and Mechanical Stage - M82EZ-C50S

  • 5MP color digital camera compatible with Windows.
  • Binocular viewing head with sliding adjustable interpupillary distance.
  • Double layer mechanical stage and coaxial coarse and fine focus knobs on both sides.
  • NA1.25 Abbe condenser with iris diaphragm and filters.
  • Variable intensity LED transmitted illumination.
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