Type : Air-spaced
Material : N-BK7
Diameter : 25mm
Thickness : 8mm
Diameter tolerance : +0.00, -0.2mm
Thickness tolerance : ± 0.2mm
Surface flatness : λ /4 @ 632.8nm
Surface quality : 40 – 20 (Scratch – dig)
Clear aperture : > 90% of diameter
R/T ratio : 60/40
Coating : Aluminium
(1 set contains 2 Nos.)
# Dispatch within 5 days
Model No. ED-INT-10-FPI(UM)
Exworks-Kochi : Apply coupon ‘Exworks-Kochi’ in the ‘Checkout page’ or in the ‘Cart page’ in case you want to use your carrier for shipping and delivery.
