9766586

ROC of S2: +11.74 mm
Surface quality, S-D S2: 40-20
Surface quality, S-D S1: 40-20
S1 Flatness, PV IR S2 Flatness, PV:   <λ/4 @ 632.8 nm
S2: AR(R<0.25%)@800-890nm
S1: AR(R<0.25%)@800-890nm
ROC tolerance: 3 fringes
Dimensions, mm:   Ø12.7 (+0/-0.1)
Center thickness, mm: 4 (±0.1)
Protective chamfers: <0.25 mm x 45°
LIDT: > 500 MW/cm2 or >10J/cm2, 10 ns, 10 kHz, 1064 nm
Wavelength, nm: 632.8
Coatings:
Clear Aperture: > 90%
Centration error: <3 arcmin
ROC of S1: infinity
Material: JGS1