BRESSER 4910200 Laser Collimator for Telescope Alignment

Misaligned telescope optics cause blurry views and frustrate observing sessions. The BRESSER Laser Collimator provides a precise, single-beam alignment solution for Newtonian, Dobsonian, and Schmidt-Cassegrain telescopes (with adapter). Its red 650 nm diode laser projects a clear reference point to simplify collimation, ensuring sharp, high-contrast images.

Who is it for

Amateur astronomers and telescope owners who need an accurate, easy-to-use tool for aligning mirrors and optics. Ideal for both beginners and experienced users maintaining Newtonian reflectors and Dobsonians.

Main features

• High-precision laser collimation for Newtonian and Dobsonian telescopes
• 1.25 inch barrel fits standard focusers
• Red diode laser (650 nm, Class 2, <1 mW) for clear visibility
• Durable anodized aluminum housing
• Simple on/off toggle switch
• Powered by 3x LR44/AG13 button cells (included)

Specifications

• Product type: Laser Collimator
• Compatible telescope types: Newtonian, Dobsonian, Schmidt-Cassegrain (with adapter)
• Barrel diameter: 1.25 inch (31.7 mm)
• Laser wavelength: 650 nm
• Laser output power: <1 mW (Class 2)
• Power source: 3x LR44/AG13 button cells
• Housing material: Anodized aluminum
• Colour: Black

Tips

For best results, perform collimation in a dimly lit room and ensure the collimator is fully seated in the focuser. Check laser alignment periodically by rotating the collimator in the focuser—the dot should remain stationary.