Feature: 1. Suitable for many types of microscopes, suitable for biological/stereo microscope. 2. Exquisite workmanship ensures its long service life, meet your needs. 3. Made of alumium alloy material, sturdy, durable and for long time use. 4. Easy to carry , super light weigt and small in size , so you can carry out easity . 5. It has a large viewing angle and a wide field of view, improves the experience of the viewing. Specification: Item Type: Microscope Eyepiece Material: Alumium Alloy Color: As shown in the picture Model: T2-M4/3+NDPL-1(2X) Interface Parameters: Thread: M42x0.75mm Lens Parameters: Microscope Diameter (φ): 30mm / 1.18in and 30.5mm / 1.20in Application: Mirrorless camera, microscope Purpose: Take pictures of objects under microscope . Package List: 1 x Lens2 x Microscope Interface1 x Camera Interface Note: 1. Please allow 1‑2in error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.