How to Make a Homemade Nerf Sniper Scope

Yes. It will last far longer then cardboard..

On newer magnifying glasses: Twist the handle counterclockwise until it comes off. Then apply a bit of pressure to the lens and it should pop out.

Get a Sharpie and a ruler and use the ruler to draw a straight lines through the lens, top to bottom and left to right.

Cling wrap or plastic wrap (the clear version) will work. Be aware that it will get wrinkled easily so you may have to replace it once and and a while.

It really doesn't matter but Behr is a leading brand of interior and exterior paints, meaning it will work well with cardboard. It is available exclusively at The Home Depot. Otherwise, you can use any acrylic paint that you can buy from a craft store.

You could remove the sight part from the flip up sights on Recons and Longstrikes and then glue it to them. I would also advise using PVC pipe instead, as it lasts longer. You can also just buy the Modulus long range kit. I got mine on sale for $6.72 and it comes with a scope, barrel, and bipod.

You can't; you just have to eyeball it depending on how far away the target is.

Buy them. Or You could make them by cutting two circles out of the curved part of a plastic bottle. Superglue them together and leave a hole. Fill it up with water using a syringe, then seal it.

If you're using an Apollo, you could use a telescope lens.

You just need a lens that's the size of a standard toilet paper roll opening.