Circular-step neutral-density optical filter GCO-07 series

circular-step neutral-density optical filter
circular-step neutral-density optical filter
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Type of optics
Other characteristics
circular-step neutral-density, broadband, BK7, aluminum


The 50mm OD filters are available mounted. The durable anodized aluminum mount has an indicator arrow that accurately identifies the angular position of the filter for increased repeatability. A convenient M6 screw hole in the aluminum mount block permits a variety of mounting configurations. •Dimension Tolerance: ±0.1 •Wavelength: 400 ~ 700nm •Parallelism: <30" •Surface Quality: 40-20 scratch-dig •Metallic Coating Area Angle: 270° •Coating: S1: No-Cr-Fe S2: Broadband AR coated, Rave<0.5%@430-700nm


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