A basic print, but I made this little cover for my Ikea Tertial lamp to hold wax paper so it acts as a very cheap light diffuser for work calls. : r/functionalprint
User manual Ikea TERTIAL (English - 8 pages)
NEW IKEA TERTIAL Work Lamp Adjustable Arm Table Lighter Desk Study with bulb. | eBay
IK EA TERTIAL Work Light, Dark Grey Adjustable Arm and Head : Amazon.co.uk: Everything Else
Make a budget friendly LED TERTIAL work lamp - IKEA Hackers