The 3M Expressions Anti-Glare Computer Filter is a black computer frame that reduces light glare up to 90 percent to help prevent glare-related eyestrain and headaches. The lightly tinted glass acts as an aid for improved screen contrast.
Electric mail opener opens mail quickly and safely, slitting across one side of the envelope, does not slit completely through both sides. Opens 150 envelopes per minute. Special settings for lightweight and airmail envelopes.