Edmund Elliptical flat mirror, 1.25 x 1.768 inches, Newtonian Secondary For Sale
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Edmund Elliptical flat mirror, 1.25 x 1.768 inches, Newtonian Secondary:
$32
CliffStoll Store
Edmund Optical Newtonian secondary mirror - elliptical, 1.25 inches x 1.768 inches.
New in box, untouched. From around 1992.
Photo is of the packaging
Edmund sells this today for $93.00 - yikes!
The following is from Edmund's website:
Elliptical Mirror 1.250" Minor Axis Enhanced Aluminum
Type
A
Minor Axis (mm)
31.75
Major Axis (mm)
44.91
Dimensional Tolerance (inches)
±0.005
Thickness (mm)
9.53
Thickness Tolerance (inches)
±0.030
Surface Accuracy (λ)
1/8
Surface Quality
60-40
Substrate
Pyrex® 7740
Coating
Enhanced Aluminum
RoHS
Compliant
