Hello, fellow parent here. My 3 year old daughter was diagnosed with LCA at 6 months old and has been legally blind since birth. Just to reassure you the feelings you have are completely normal and everything can be very overwhelming.
As for resources, you didn’t mention where you live. Assuming you are in the US, you should look into getting services through the school district. This can happen before they even begin kindergarten. For my daughter the school has been providing a teacher for the visually impaired since she got her diagnosis.
I would also suggest to reach out to other groups. There is probably one for his specific diagnosis. I have met a few families through the
$1. Also look into the
$1. I would also suggest you take a few classes with
$1. The courses will be free for you and have a lot of information about making the world accessible to your son.
If you are interested there are also several organizations that offer free Braille books that I can point you toward.
Let me know if you have any questions or reach out if you need someone to talk to.