Sometimes lock codes get worn down and are difficult to read. EasyKeys.com recommends:
1. Magnifying Card Light: Make it easy on yourself when trying to read those tiny lock codes - use one of our magnifying card lights and hard to read lock codes are a thing of the past! Magnifying Card Lights - Free if you spend $75 or more at EasyKeys.com.
2. iPhone 'Magnifying Glass With Light' App by Falcon In Motion LLC: 4.5 Rating
This free app comes in handy when you find yourself, squinting at the tiny lock code on the face of your lock. Point your iPhone's camera at the text, turn on your light, move the on-screen slider, and you'll have a large, easy-to-read lock code in no time. Download App
3. Whiteout: Dab whiteout over the lock face and then gently wipe off the excess with your finger. Your lock code should be more visible.