HJ3 W provides high quality a variety of Quartz Substrates at low cost. DIMENSIONAL GUIDE A: Maximum Width of Slot, Channel, etc.+/- Tolerance B: Minimum Width of Slot, Channel, etc.+/- Tolerance C: Overall Diameter+/- Tolerance D: Length of Piece.+/- Tolerance E: Depth of Groove, Slot, Channel etc.+/- Tolerance F: Distance Between Bottom of Piece and Bottom of Slot, Groove, Channel etc.+/- Tolerance G: Major Axis of Outer Piece+/- Tolerance H: Minor Axis of Outer Piece+/- Tolerance I: Angle Specifications(max./min.) NOTE1： Specify shape requirements such as full-radiused, parallel sides, right angle sides, tapered, etc. Application: Coupler, WDM, etc. Example ( Unit: mm) Description Substrates Width 0.5～2.00 Width Tolerance +/-0.10 Length 2～100 Length Tolerance +/-0.2 OD φ1.0～φ3.0 OD Tolerance +/-0.05 Angle 23° Angle Tolerance +/-3° Material Borosilicate or Quartz