Good item well packed and as described. Thank you.
z***8 (15)- Feedback left by buyer.
Past month
Verified purchase
Chip arrived functional in new condition, well packaged to prevent damage.
l***t (23)- Feedback left by buyer.
Past month
Verified purchase
techlulu says in an image where they sell lenses such as these state that the recommended distance is 4cm between two of them. I dont know the actual way to use these though yet