Ortur Laser Master 2

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20W model

• 400mm x 430mm work area
• 5000-5500mw output
• 445nm wavelength
• 32 bit
• 921600 baud

55mm focal length for original lens (20W model)

YRR Rotary Setup

• Basics
• Calibrate mm per rotation
  • New value = Old value x Requested size / Actual result size

2021/04/22

2021/04/21

Materials

Body Tubes

ASP T-MM [coated cardboard, white]

• Cuts on x-axis at 600mm/s 90% power
• Cuts on y-axis at 600mm/s 50% power
• Etch on both axes at 600mm/s 40% power
• Consistently visible on both axes 600mm/s 30% power
• Diameter is 7.1, circumference 22.305

Estes BT5 [coated cardboard, brown]

• Cuts on x-axis at 600mm/s 70% power
• Cuts on y-axis at 600mm/s 50% power
• Etch on both axes at 600mm/s 40% power
• Consistently visible black on both axes 600mm/s 30% power
• Consistently visible white on both axes 600mm/s 20% power

ASP BT5 [coated cardboard, white]

Settings 2024/10/15---

• Multi-axis cuts (cuts): 500 mm/s, 90% power
• Y-axis cut (black): 500 mm/s, 85% power

Testing 2021:

• Cuts on x-axis at 600mm/s 90% power
• Cuts on y-axis at 600mm/s 60% power
• Etch on both axes at 600mm/s 40% power
• Consistently visible black on both axes 600mm/s 30% power

Parts

Steppers

Nema 17 17HS244008/17HS4401S

Nema 17 Bipolar

• Spec sheet
• Number of Phase: 2.
• Step Angle: 1.8°.
• Phase Voltage: 2.6Vdc.
• Phase Current: 1.7A.
• Resistance: 1.5Ω ±10%.
• Inductance: 2.8mH ±20% (1KHz).
• Number of Wire: 4 (100cm Length).
• Holding Torque: 43N.cm.
• Shaft Diameter: Ø5mm.
• Motor Length: 40mm.
• Mass: 290g.