Collimation Calculator
Calculate secondary mirror offset and collimation tolerance for Newtonian reflectors.
Inputs
Results
Secondary Offset
0.44 mm
Alignment Tolerance
0.079 mm
Difficulty (1=Easy, 3=Critical)2
How to Use This Calculator
- Enter Focal Ratio (f/X), Primary Diameter (in), and Secondary Minor Axis (in).
- Review Secondary Offset (mm) and Alignment Tolerance (mm).
- Use Difficulty (1=Easy, 3=Critical) to inform your decision.
- Use the chart to visualize the results and explore different scenarios by adjusting inputs.
Ad Placeholder
Related Calculators
Telescope Comparison Calculator
Compare two telescopes by f/ratio, light-gathering power, and angular resolution.
Eyepiece Collection Calculator
Plan a 3-eyepiece set for your telescope with low, medium, and high power focal lengths.
Mount Payload Calculator
Check if your telescope and accessories are within your mount's payload capacity for visual or imaging use.
Deep Sky Finder Calculator
Estimate how many galaxies, nebulae, and star clusters are observable with your telescope from your location.
Ad Placeholder