SIGMA - Sigma 475NA8 Parts
Complete parts catalog for the Sigma 15mm F2.8 D EX Diagonal Fish-Eye lens (model 475NA8) designed for Nikon AF camera bodies. This technical document provides comprehensive coverage of all internal components for this advanced ultra-wide-angle optic, featuring detailed exploded-view technical illustrations clearly showing the positioning of every component.
The catalog includes a thorough index of 16 major parts and sub-assemblies, encompassing the front cap adapter unit, front lens element group, lens hood assembly, focusing cam mechanism, distance scale ring, internal optical elements, and rear barrel/bayonet assembly. Each entry specifies the Sigma part number, both French and English nomenclature, required quantities, and cross-references to additional specification pages.
A technical appendix details the various mounting washers available in different thicknesses, critical for precise component assembly and optical alignment during service procedures. This reference material serves as an essential resource for lens repair technicians, camera service centers, and precision optics restoration specialists. The document enables accurate parts identification, ordering, and component replacement following factory specifications.
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Document Details
- Format
- Pages
- 19
- Size
- 712.7 KB
- Category
- Photography