... close-up you will see the print layers- in fact the only way I can see them is with a loupe or in an extreme close-up photo. At normal viewing distance they are invisible. It will be interesting to see how the samples from Shapeways compare. 2983_061519_440000000.jpg posted: 15 Aug 2017 22:38 from: Andrew Barrowman The samples arrived. Same CAD model. Sintered nylon on the left, "Frosted Ultra Detail" resin on the right. (Both sprayed with dark brown camouflage paint.) 2983_151719_200000000.jpg No contest in terms of appearance, but the resin is rather brittle. I also need to change the jaws to support the rail a bit better. More protos will be required. Next is the latest in PLA on my own printer. The detail isn't too bad but PLA prints can be a bit inconsistent. 2983_151717_540000000.jpg posted: 16 Aug 2017 21:44 from: Andrew Barrowman I conducted a highly scientific experiment with a soldering iron to find out how the various materials above react to temperature. PLA and the sintered ...