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ADJUSTABLE REFERENCE MIRROR -- D-571

The Model D-571 5.8 Inch (147 mm) Diameter Adjustable Reference Mirror provides a large reflecting surface that is perpendicular to the mounting plane.  Two extremely fine adjustment screws simplify precision alignment.

    Features:
    • General lab and shop reference mirror
    • Flat to ⅕ fringe over working surface
    • Adjustable to fractions of one arc second
    • Flatness certified traceable to National Institute of Standards and Technology

The Model D-571 Adjustable Reference Mirror offers a clear 5.8 inch (147 mm) diameter working surface.  The adjustment screws tilt the mirror approximately 1.0 second for each 1° turn.  A series of Model D-569 or Model D-571 mirrors are often used for the purpose of simulating long distances.  Both mirrors are basic tools recommended for any laboratory or precision shop, and most aerospace ground support installations.

Detailed Specifications:

Flatness ⅕ Fringe
Surface Quality 80/50 per MIL-O-13830
Material Mirror Fused Silica
Mount Brass
Coating Aluminum with protective overcoat per MIL-M-13508
Mirror Dimensions Diameter 5.8 Inch (147 mm)
Thickness ⅞ Inch (22 mm)
Overall Dimensions Height 9¾ Inch (248 mm)
Width 7½ Inch (190 mm)
Depth 7 Inch (178 mm)
Height to Mirror Center 6 Inch (152 mm)
Finish Ivory Enamel
Mirror Weight 25 pounds (11.4 kg)
Shipping Weight 30 pounds (13.6 kg)

Davidson Optronics, Inc.
Phone: (626) 962-5181
Fax: (626) 962-5188
E-mail: sales@davidsonoptronics.com