This question is a follow-up to this answer.

Does doing it this way mean I can make the centre of the tube transparent? If not, are there any alternative procedures that would allow me to make the center transparent?

1 Answer 1


Just click the middle slider and choose your desired amount of opacity.

See the image below:

enter image description here

Your Answer

By clicking “Post Your Answer”, you agree to our terms of service and acknowledge you have read our privacy policy.

Not the answer you're looking for? Browse other questions tagged or ask your own question.