TXT
묘사:
Optical Instrument Mirror
MRC:
The length of a straight line which passes through the center of a circular figure or body,and terminates at the circumference.ABMZ
Diameter:
Between 45.800 inches and 46.000 inches
MRC:
A measurement of the smallest dimension of an item,in distinction from length or width.ABNM
Thickness:
Between 6.950 inches and 7.050 inches
MRC:
The element,compound,or mixture of which the reflective backing is fabricated,excluding any surface treatment.BMSF
Reflective Backing Material:
Any acceptable
MRC:
The element,compound,or mixture of which an item is fabricated,excluding any surface treatment.MATL
Material:
Pyrex or equiv mirror quality
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Pyrex or equiv mirror quality
