In a 3-9x40 scope, the 3 means three power, or 3x. This means that the image you see through the scope appears three times (3x) closer than it does with your naked eye. The 9 means nine power, or nine times (9x) closer than it appears with your naked eye. The forty (40) is the objective lens diameter in millimeters.
Is 3x magnification enough?
But, as a rule of thumb, every additional magnification factor gets you about 100 yards of engagement distance. So 3x gets you about 300 yards, which is about as far as most people are effective with a rifle in any event.
How far can you shoot with a 6X magnifier?
For example, a scope set at 6X will make a deer standing at 200 yards (600 feet) look like it's just a bit more than 30 yards away (100 feet to be exact). It shouldn't be difficult to aim at an animal that appears as though it's at 30 yards—most of the time.Sept 1, 2020
Is a 3x scope good for hunting?
For many years now, the 3-9x variable has been the most popular scope hunters buy. There's good reason for this. The 3x setting offers a reasonably large field of view for close, running shots, while 9x is plenty of magnification for shooting deer or elk at 300 yards.
What scope magnification is best for hunting?
For closer range situations and daylight shots, a basic 3-9×40 scope should be plenty good enough for whitetails, mule deer, or elk. In fact, that's probably the most common and best scope magnification for deer hunting.Oct 2, 2018
What is the focal length of a 3x magnifier?
THE 14-INCH RULE Most people don't understand 'focal length' and so when they see a '3' (for some reason eyeglasses are usually marked like this) they think it means "3X magnification" when it really means "three inch focal length".
What does 3 times magnification look like?
At 3x magnification, you likely would still see the entire head and shoulders of the president on the 1-dollar bill. As you climb in magnification power, you will lose viewing area but get more pinpointed detail at a closer range.
What does 3x magnification mean?
This put simply means that any object you are attempting to focus on from 1” away would appear 10 times larger. The entire purpose as stated above is for the magnifier to deliver crisp focus and help you get a clear vision when focusing this close to the object.
What is 3x magnification good for?
Your 3X and 4X magnifiers are generally used for like CQB shooting situations or fairly close urban shooting situations. In some cases some hunters will use such lower power optics to take down feral hogs or deer when they are under like 200 yards or so.
What's the difference between 3x9 and 4x12?
The 3x9 model will make targets appear between 3 and 9 times closer than the actual distance based on what magnification you select by rotating the variable power knob in the scope. The 4x12 model makes targets appear between 4 and 12 times closer than the actual distance.
What does 3x9 mean?
This scope has variable zoom on it so a 3x9 means the scope is cable of showing a magnification of 3 to 9 times normal eyesight.
How do scope numbers work?
A rifle scope specification includes two numbers. The first number identifies the magnification while the second number identifies the diameter of the objective lens. Thus, a specification of 8.5×50 describes a scope with 8.5× magnification and an objective lens that is 50 mm in diameter.Jan 1, 2020
How far is a 3-9x40 good for?
You can shoot out to 1,000 yards just fine with a 3-9x40 if it has good turrets and decent optical quality, so it's tough to pick just one perfect magnification range for long-range shooting because everyone will have their own preferences.
What is the difference between 3x and 5X magnification?
The 5x magnifying is a lot closer the view then the 3x, and the magnification is build in the mirror so you can't adjust the magnification.