上海瞬渺光电技术有限公司

 USAF Glass Slide Resolution Targets
  • USAF Glass Slide Resolution Targets
  • USAF Glass Slide Resolution Targets

    参考价格: ¥0.00
    产品型号:NT36-275
    所在地区:上海
    上架时间:2017年05月23日
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  • 详细说明

    Negative and Positive Patterns On Glass
    Two Sizes Available
    Each is Boxed and Includes Resolution Value Chart
    High Resolution Target Available (down to 645 lp/mm)

    Resolution test slides with the 1951 USAF test pattern are available in either positive (chrome pattern on clear background) or negative (clear pattern on a chrome background). The positive pattern is recommended for quality control of microscopes and magnifiers. The negative pattern is ideal for collimators and other illuminated test equipment. Each is boxed and includes resolution value chart. Targets conform to MIL-S-150A.
    主要特点 Overall Specifications
    Substrate Soda Lime Glass with Beveled Edges
    Substrate Thickness 1.5mm (0.06")
    Flatness ≤0.0001"
    Surface Quality 40-10
    Coating Vacuum-Deposited Durable Chromium, ≥3.0 Optical Density
    Minimum Resolution for #38-256, #38-257, #56-622 and #58-198: Group 0, Element 1
    for #36-408 & #36-275: Group -2, Element 1
    Maximum Resolution for Standard: Group 7, Element 6
    for High Res: Group 9, Element 3