Try taking it outside and taking pictures of your lenses in better light. The images above are not clear enough to diagnose accurately. It’s premature to say for certain what you’re observing.
Try running camera diagnostics on your iPhone.
- Power off your iPhone completely, iPhone > Settings > General > Shut Down or by holding the side/volume buttons and sliding to power off).
- Press and hold both the Volume Up and Volume Down buttons simultaneously.
- While continuing to hold both buttons, connect your iPhone to a power source (plug it into a power adapter or a computer using a Lightning or USB-C cable).
- Keep holding the volume buttons until the Apple logo appears on the screen, then release them.
- On the prompt screen, tap Continue and connect to your local WiFi network.
- Review and agree to the Diagnostics and Repair Privacy terms.
https://support.apple.com/en-us/101944
If that seems too confusing, Apple Support can do remote diagnostics. Diagnostics can be done in person at an Apple Retail Store or at an Apple Authorized Service Provider. You can also contact Apple Support and request remote diagnostics.
If you’re in the US, please call 1-800-MY-APPLE, or outside the US, consult the support articles below. In Canada, call 1-800-263-3394.
Contact Apple for support and service - Apple Support
Genius Bar Reservation and Apple Support Options - Apple