Elevate your microscopy experience with our Adjustable Focus Arm Holder, designed for precision and durability: Application: This versatile focus arm holder is compatible with objective lenses of 42mm (1.65in) diameter and connects seamlessly with 22mm (0.87in) diameter pillars. It features a 135mm (5.31in) center distance, making it suitable for a wide range of microscopy setups. Functional Microscope Accessory: Enhance your observational clarity with this adjustable focus holder. It allows for easy and precise focus adjustments, ensuring that you can observe objects with exceptional detail and accuracy. Heavy Duty Structure: Constructed from high-strength alloy, this focus stand bracket boasts a rugged and wearproof design. Its sturdy construction prevents deformation, providing a reliable and robust support for your microscope head and camera lens. Long Service Life: Crafted with exquisite workmanship, this microscope camera lens lift bracket offers stable and reliable performance. Designed for longevity, it ensures that your microscopy equipment remains functional and efficient over time. Optimum Performance: Extensively tested for high performance and strong reliability, this focus arm bracket allows you to operate your camera steadily. It ensures smooth and precise adjustments, making it an essential accessory for any serious microscopy enthusiast. Upgrade your laboratory or workshop with our Focus Arm Holder, offering unparalleled stability and precision. Whether for professional use or educational purposes, this accessory ensures optimal performance and longevity, making it a valuable addition to your microscopy toolkit.