MINOLTA - Minolta 16mm Fisheye Disassembly

Comprehensive technical disassembly and repair manual for the MINOLTA MD 16mm f2.8 Fisheye lens, a specialized ultra-wide-angle optical system. This detailed workshop guide provides step-by-step disassembly instructions for safe access to internal optical elements. Required tools are clearly identified: JIS cross-point precision screwdriver, spanner wrench, rubber gloves, and compressed air or blower for delicate cleaning operations. The disassembly procedure covers front name ring removal, lens group extraction using the spanner wrench, rear cap removal, and rear lens unit retrieval. The manual explicitly addresses handling of fragile components—click-stop springs and tiny ball bearings easily misplaced during disassembly—ensuring technicians understand critical points where damage or loss can occur. Detailed coverage of lens group structure clarifies how front and rear optical units sandwich the aperture mechanism, distinguishes between hard-coated external lens surfaces and softer internal coatings vulnerable to scratching, and identifies built-in filter locations. An optical diagram illustrates the multi-element construction of this complex fisheye design. This service manual is an essential resource for camera technicians, optical repair professionals, and collectors maintaining classic manual-focus Minolta systems.