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  • Advanced Digital Technology Breaking Ground in Light Microscopy (.pdf)
    . only focus a slice of the image at a time. Optimizing the optical properties of a lens. to increase its working distance (up to. 3.35” at 500x) and expanding its depth. Figure 1: Depth of Field. of field by 20 times that of a. conventional microscope (1.34” at 20x). was one of the major challenges
  • Near Field Imaging of a Laser Diode Using Scanning Method
    microscope objective. detector with a pinhole, as opposed to using a camera. lens, which has NA of 0.95, 1.41 um for a 60X lens, and. Simple theoretical backgrounds to understand the near. 2.99 um for a 20X lens. This limit is purely based on. field imaging and measurement limitations are. diffraction. Since
  • MICRO:Top 40 Product Allstars page 2 (Nov/Dec '98)
    offers 0.75-to-4.5x lens magnification and accommodates transmitted and incident light. Model 2 features a quadruple nosepiece and 4x, 10x, 20x, and 40x lens magnification. Both models contain a 2-in. color LCD and a 1/3-in. progressive CCD camera with a resolution of 640 x 480 pixels. Laser thermal
  • Medical Device Link . An Essential Tool in Quality Control
    hardness by making an indentation in the material to be tested by means of a pyramid-shaped diamond. "Looking at the impression requires an optical device," says managing director Trevor Sidaway of Indentec Hardness Testing Machines Ltd. (Lye, W Midlands, UK). "That device used to be a microscope