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GB/T 2831-1981 Surface form deviation of optical elements-Inspection methods via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 19864.1-2013 Stereomicroscopes—Part 1:Stereomicroscopes for general use (USD) via email in 1-3 business day VALID
GB/T 7660.1-1987 Reflecting prisms-Optical axis, length of optical axis, axial section and optical parallelism (USD) via email in 1-3 business day ABOLISHED
GB/T 17365-1998 Method of preparation for samples of metal and alloy in electron probe microanalysis (USD) via email in 1-3 business day VALID
JB/T 8230.1-1999 Light microscope -- vocabulary via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 17360-1998 Method of quantitative electron probe microanalysis on low contents of Si and Mn in steels via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
JB/T 9310-1999 Specification of optical potaroid (USD) via email in 1-3 business day
GB/T 1204-1975 Chamfers for optical parts via email in ABOLISHED please email coc@codeofchina.com for quotation
GB/T 22055.2-2008 Microscopes - Screw threads for objectives and related nosepieces - Part 2: Screw thread type M25×0.75mm (USD) via email in 1-3 business day VALID
JB/T 9338-1999 Technical requirements for coordinate measuring machines via email in 1-3 business day please email coc@codeofchina.com for quotation
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