Boom stand only. This is a boom stand and focusing holder assembly only. A microscope head with optics is required to create a complete system. Key benefits Precise, easy focusing: Large focusing knobs on both sides of the holder provide comfortable, twosided control for fine adjustments and balanced operation. Smooth, reliable movement: Steel gears in the focusing holder deliver consistent, lowslip focusing action for repeatable positioning. Wide compatibility: Standard size focusing holder accepts scope heads with a 50 mm diameter, making it compatible with commonly used microscope heads. Portable and practical: Professional, compact design is easy to carry and set up for bench, , or field use. Main features Boom stand only; microscope head and optics not included Large dualside focusing knobs for ergonomic control Steel gear mechanism for durable, precise focusing Focusing holder fits 50 mm diameter scope heads Clean, professional appearance and straightforward handling Typical applications Electronics inspection and soldering: Position a microscope head over circuit boards for detailed work and soldering tasks. Quality control and assembly: Use with a compatible scope head for part inspection, measurement, or assembly verification in workshops and small production lines. Teaching and demonstration: Set up a microscope head for classroom demonstrations, laboratory training, or bench demonstrations where a stable, adjustable boom is needed. Compatibility and usage notes This product is the boom stand and focusing holder only. Confirm your microscope head has a 50 mm diameter to ensure fit. A microscope head with optics is required to perform imaging or observation. The boom stand provides stable support and precise focusing for your chosen head. What it solves Replaces unstable or limited focus mounts by providing a dedicated boom stand with robust gearing and dualside controls for easier and more accurate positioning. Simplifies setups that require frequent repositioning and fine focus adjustments while maintaining stability during inspection or assembly tasks. If you need a stable, easytoadjust support for a 50 mm scope head, this boom stand and focusing holder provides precise, durable focusing and practical portability.