Enhance the precision and efficiency of your telescope alignment with this high-quality Collimator designed for 1.25" and 2" focusers. Crafted from durable aluminum alloy, this collimator ensures long-lasting performance and easy operation, making it an essential accessory for Newtonian, SCA, and Reflector telescopes. Featuring a removable 2" adapter, it fits seamlessly into various telescope focusers, saving you time and effort during setup. Key Features: · Compatibility and Convenience: Includes a removable 2" adapter, allowing quick installation into both 1.25" and 2" telescope focusers for versatile use across different telescope models. · Adjustable Brightness Levels: Equipped with 7 brightness settings, this collimator offers clear and customizable visibility for precise alignment in both dark and daylight conditions. · Safe and Effective Laser Output: Emits a focused laser beam with a wavelength range of 635-655nm and output power of less than 5mW, ensuring safe usage without compromising performance. · Easy Collimation Adjustment: Features sealed screws that can be easily adjusted to fine-tune the laser alignment, eliminating the need to constantly check through the eyepiece. · Durable Aluminum Alloy Construction: Built to withstand regular use with a robust aluminum alloy body that provides longevity and reliable operation. · Lightweight and Portable: Compact and lightweight design (82g for the collimator and 53g for the adapter) makes it easy to carry and store, ideal for both amateur and professional astronomers. Specifications: · Material: Aluminum Alloy · Output Power: <5mW · Wavelength: 635-655nm · Brightness Levels: 7 adjustable settings · Power Source: 1 × CR-2032 battery (not included) · Dimensions: 103.4 × 31.7mm (4.0 × 1.2in) · Total Length: 137mm (5.3in) · Weight: Collimator 82g (2.8oz), Adapter 53g (1.8oz) · Package Size: 21 × 8.5 × 5.8cm (8.2 × 3.3 × 2.2in) · Package Weight: 251g (8.8oz) Package Includes: · 1 × Collimator with 2" removable adapter This collimator simplifies and speeds up the telescope alignment process while providing accurate and reliable performance. Its adjustable brightness and safe laser output allow for clear targeting in any lighting condition, making it an indispensable tool for telescope owners seeking precise optical calibration.