From the September 2009 issue

I have a 70-millimeter refracting telescope. Would a scope with a larger diameter make objects look bigger or closer?

Mike Haverko, Kelowna, British Columbia
By | Published: September 28, 2009 | Last updated on May 18, 2023
November 2009 refracting scope

increasing diameter (“aperture”) means your image will be brighter and more detailed, but not necessarily larger.