Pick the Right Drywall Type for Your Project. Homeowners can choose between fire- and moisture-resistant drywall, and select drywall thickness. When purchasing drywall for a home improvement project, homeowners can choose between drywall thickness and its ability to resist moisture and mildew.
The numbers you have indicated (4x32) are for a 4-power magnification (4x) riflescope with a 32mm objective (front) lens. You cannot make the scope stronger.2 means the diameter of the scope tube. Wider tubes gather more light, but this is mostly important for bigger magnifications. 4x32 is a common setup for a 22 rifle scope 3-9x40 is a common deer hunting scope.
The largest-focal-length eyepiece you can use with your telescope is easy to calculate: multiply the focal ratio (the focal length of your scope divided by its aperture) by 7. For example, your Newtonian scope is f/5: the largest-focal-length eyepiece you should use is 35 mm.