Product Description for M52-M42 (25-55mm) Camera Lens Adapter Ring Enhance your macro photography with the M52-M42 (25-55mm) Camera Lens Adapter Ring. This versatile macro extension tube and helicoid lens focusing adapter is designed to elevate your photography by offering exceptional flexibility, compatibility, and durability. Key Features: Broad Compatibility This adapter ring is suitable for M52 mount lenses and M42 mount adapter rings, providing a comprehensive focusing system for your camera. Its broad compatibility makes it an ideal choice for photographers looking to integrate various lens systems and expand their photographic capabilities. Adjustable Focus Length Offering an adjustable focus length ranging from 25mm to 55mm, the adapter supports precise manual focusing. This flexibility allows you to easily adapt to different shooting scenarios, providing the convenience needed to capture detailed and dynamic macro images. Macro Extension Tube Functionality Designed to serve as both a macro extension tube and a bridge for older lenses, this adapter is perfect for macro photography, digital camera photography, and more. Its straightforward installation and ease of use make it an excellent tool for photographers seeking to capture intricate close-up shots. Premium Aluminum Alloy Construction Constructed from high-quality aluminum alloy and featuring an advanced anodic oxidation technique, this adapter is both sturdy and durable. Its robust design ensures long-lasting performance while maintaining a sleek, professional look that complements your camera gear. Compact Size and Lightweight Design With a maximum diameter of 7cm and weighing only 99g, the adapter is compact and lightweight, making it easy to store and carry. Its portable design means you can conveniently bring it along in your camera bag, ready to use whenever you need to capture stunning macro photography. The M52-M42 (25-55mm) Camera Lens Adapter Ring is an essential accessory for photographers eager to explore the world of macro photography. Its adjustable focus, wide compatibility, and durable construction make it a versatile and reliable addition to any photographer's toolkit. Discover new perspectives and capture the beauty of the small details with this exceptional adapter.