High quality 3D printed lens board 152x152mm lens board for Calumet 8x10 camera This is a High quality 3D Printed Lens Board available in all sizes. The lens board is light-tight and has bees tested on a camera. The material used is PETG, one of the strongest 3D printing material with high temperature and mechanical resistance. I especially use only HIGH QUALITY filament made it Italy. This material is NOT biodegradable and will last a lifetime with a normal use. There are small imperfection do to the 3d printing process but this is one of the highest print quality available. All my items are painted with opaque black to prevent any light passing through.  Temperature resistance: 80°C It is available in all hole sizes, check the chart for the exact measure Brand # Size Hole Size - mm Hole Size - Inches Nearest fractional size Comments, lenses Compur #00 26.3mm         #0 34.6mm 1.362" 1 3/8" = 1.375"     #1 41.6mm 1.638" 1 5/8" = 1.625     #2 52.5mm     oddball   #3 65mm 2.559" 2 1/2"               Copal #0 34.6mm 1.362" 1 3/8" = 1.375"     #1 41.6mm 1.638" 1 5/8" = 1.625     #3 65mm 2.559" 2 1/2"               Ilex #3 50.42mm 1.985" 1 7/8" = 1.875" Kodak 10" Comm Ektar f/6.3   #3 dial set   1.985"       #4 66.14mm 2.604" 2 5/8" = 2.625" Kodak 12" Comm Ektar f/6.3   #4 dial set   2.604"       #5 85.47mm 3.365" 3 3/8" = 3.375" Kodak 14" Comm Ektar f/6.3             Prontor #0 34.6mm         #1 41.6mm         #3 65mm     Send me a message for custom hole sizes before placing the order You will receive: 1x lens board  The camera is for demonstration only.  Check my shop for more large format photography items Feel free to contact me for any question