Telescope focusing tube: The scale serves as a focusing aid. The second time you use it, you can directly call up the scale to fine-tune the focus. The top of the long tube has a locking screw to prevent the focus from slipping after adjustment.
Apochromatic Refractive Lens: Multi-layer anti-reflective coating/optical aperture, achromatic lens imaging is clear and sharp, vivid colors, low chromatic aberration, bright observation scene, large optical aperture, less brightness loss, high brightness, clearer.
Two-speed focusing wheel: More detailed photo observation: According to your own observation needs, you can adjust different speeds to track the star target, which is convenient and fast.