5 lp/mm 1″ x 3″, Opal Glass Ronchi Ruling Slide

Product Details Opal Glass material has been discontinued by the manufacturer and may be available in limited quantities. Contact us for more information. Chrome on Opal Test Resolution of Reflective Systems High Tolerance Specifications General Note: Pattern Location is Centered NIST Certification: No Physical & Mechanical Properties Dimensional Tolerance (inches): ±0.100 Length (mm): 25.40 Pattern Size (mm): 12.7 x 25.4 Thickness (mm): 1.52 ±0.100 Width (mm): 76.20 Line Width Tolerance (μm): ±0.002 Optical Properties Coating: Vacuum Deposited Chrome Frequency (lp/mm): 5.00 Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More Opal Glass Optical Density OD (Average): >3.0 Surface Quality: 40-20 Regulatory Compliance RoHS 2015: Compliant × Certificate of Conformance: View × Reach 235: Compliant ×