What does OS stand for?
OS stands for "Optical Stabilizer (Sigma brand)."
How to abbreviate "Optical Stabilizer (Sigma brand)."?
"Optical Stabilizer (Sigma brand)." can be abbreviated as OS
What is the meaning of OS abbreviation?
The meaning of OS abbreviation is "Optical Stabilizer (Sigma brand)."
What does OS mean?
OS as abbreviation means "Optical Stabilizer (Sigma brand)."
