International Organization for Standardization (ISO)
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ISO 8040:2001
Scope
This International Standard specifies the mechanical dimensions required for the interchange of auxiliary optics and compensators on microscopes made by all manufacturers.
ISO 8040:2001 history
2001ISO 8040:2001 Optics and optical instruments - Microscopes - Dimensions of tube slide and tube slot connections
1986ISO 8040:1986 Optics and optical instruments; Microscopes; Connecting dimensions of tube slides and tube slots