Uploaded January 2023 | Updated September 2026, 2 hours ago

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In this video we will demonstrate the basic maintenance needed to keep an LDC series cleaver performing optimally. This includes cleaning fiber holding blocks, inserts, and when necessary, the cleave blade.

For more information on LDC401 and LDC401A Fiber Cleavers, please visit: thorlabs.com/newgrouppage9.cfm?objectgroup_id=9352&ytid=RvvC8J1B0DY

For more information on the Portable LDC450B Cleaver, please visit: thorlabs.com/newgrouppage9.cfm?objectgroup_id=13997&ytid=RvvC8J1B0DY

For a demonstration of flat cleaving, please visit:
youtube.com/watch?v=_mEMlYUCYfs&list=PLN3i-H51ZELhGQFBFnVNXZX_pUkNItXn8&index=5

For a demonstration of angled cleaving, please visit:
youtube.com/watch?v=qfSEjr1IRZ8&list=PLN3i-H51ZELhGQFBFnVNXZX_pUkNItXn8&index=6

For instructions on installing inserts, please visit:
youtube.com/watch?v=m29Rjgk3bZ4&list=PLN3i-H51ZELhGQFBFnVNXZX_pUkNItXn8&index=3

For instructions on repositioning or replacing the cleave blade, please visit:
youtube.com/watch?v=x2rKuyj5eZE&list=PLN3i-H51ZELgjJOltcLu-nhln0FAVlBPd&index=1

0:00 Introduction
1:34 Verify Insert Sizes
1:55 Cleaning the Fiber Holding Blocks and Inserts
2:20 Inspecting the Blade
3:20 Cleaning the Blade
3:59 Verifying Cleaver Performance