First of all, you need to understand that deer hunting is a tough task and if you will not get a second chance to fire on a deer if you miss the first one. That is why; you should get information about the most appropriate rifle scope that plays a central role in hitting the target accurately.
You should select the right magnification and the most recommended one is 3x-9x which is generally used by a huge majority of deer hunters. This magnification enables the scope to magnify the highest range for about 9 times and the lowest range for 3 times.
But, you should use the magnification that you think is most appropriate and suitable for you. You should buy such rifle scope that allows required adjustment. It enables hunters to move the knob of the rifle scope and adjust its magnification as required.
Lens of a rifle scope is the most important thing and you should always try to find a scope with larger lens because it helps in making the image of the target bright by producing better resolution and thus increases the chances of hitting the target accurately.
You should try to buy a rifle scope with 40mm lens which is used by a huge majority of hunters all over the world who love deer hunting.
The optics of the rifle scope is another important aspect that you should be careful about while buying a scope. The rifle scope having optics coated increases the light exposure that enables the hunter to hit the target in desired area.
The finish of the rifle scope comes usually in black colour but hunters always like finishes of scope that matches the colour of their rifle. That is why; the manufacturers use matte or gloss finish that makes the scope bright and more attractive.