The Artesky OCAL 2.0 Pro electronic collimator (SKU: OCAL-2-PRO) is an advanced tool for precise collimation of Newtonian, SCT, and RC telescopes. By combining dedicated software with a high-quality T2 thread camera, the device enables digital analysis of the optical axis with accuracy unattainable by visual methods. The new 2.0 Pro version offers a number of improvements that simplify the collimation process while increasing its repeatability.

Key features

• designed for Newtonian, RC and SCT telescopes
• works with Windows and Android systems
• possibility of collimation also via a smartphone with OTG
• mounting via precision T2 thread (M42 × 0.75)
• camera with linear focusing system
• live image contrast and brightness adjustment
• function of applying crosshairs and auxiliary rings
• enables analysis of the secondary mirror spider alignment
• ability to take screenshots as documentation
• collimation possible in four simple steps
• each piece is factory tested before shipment

Set components

• OCAL 2.0 Pro collimator
• T2–M48 adapter
• 1.25" adapter
• USB cable
• USB-C OTG adapter

Technical parameters

• connector: T2 (M42 × 0.75)
• weight: 134 g
• system compatibility: Windows 7+, Android
• supported telescope types: Newton, SC, RC
• device type: collimation camera
• software version: OCAL 2.0 Pro