25 mm, *. 1 in. 25.4 mm, = 0.9842519685 in ... How many times their actual sizes would he need to magnify each insect if a fire ... 25mm is very nearly one inch.

25mm = 0,9842 inch (make that ... To convert mm to inches, just multiply the mm by .03937 that will give you inches. So 25mm is .98425 inches.

Inches to millimeters (mm) conversion table shows the most common values for the quick reference. Alternatively, you may use the converter below to convert ...