Double-Concave Lenses

Center thickness, mm: 2.00 (±0.05)
Centering (ETV): <0.015 mm

Protective chamfers: 0.1-0.3 mm x 45 ±10°
Clear Aperture:
Coatings: AR/AR (R < 1.5%) @ 1064 + 1570 nm, AOI = 0° (over CA)
Diameter, mm: 7.00 (+0.00/-0.02)
S1 Flatness, PV IR S2 Flatness, PV: 1/4 fringe @ 632.8 nm
Material: Schott N-SF57
Power: 2 fringes @ 632.8 nm
ROC S1, mm: 39.995 CC
ROC2, mm: 46.073 CC
S1: > Ø5.2 mm
S2: > Ø5.5 mm
Surface finish:
Surface quality: 10-5 S-D

Center thickness, mm: 4.00 (±0.05)
Centering: <2 arcmin

Protective chamfers: 0.2 + 0.2 mm (FW) x 45°
Clear Aperture:
Coatings: AR/AR (Ravg < 0.5%) @ 1520 - 1560 nm, AOI = 0°
Diameter, mm: 8.00 (+0/-0.02)
S1 Flatness, PV IR S2 Flatness, PV: 1.0 fringe @ 633 nm
Material: N-SF6 (equivalent)
ROC S1, mm: 6.000 (±0.006) CC
ROC2, mm: 6.000 (±0.006) CC
S1: >Ø5.5 mm
S2: >Ø6.5 mm
Surface quality: 20-10 S-D

AR coatings: Laser line AR coated
Centration error: <3 arcmin

Clear aperture: >90
Dimensions tolerance, mm: (+0/-0.1)
Dimensions, mm: 12.7
Edge thickness, mm: 8
Focal length, mm: -25
Material: UVFS
Surface quality, S-D: 40-20
Thickness tolerance, mm: ±0.1
Wavelength, nm: 258+343

AR coatings: AR/(R<0.15%)@1064 i0°
Center thickness, mm: 2

Comments: CA=6mm
Dimensions tolerance, mm: ±0.15
Dimensions, mm: 10
Focal length, mm: -7.5
Material: UVFS (C7980)
ROC S1, mm: -7.05
ROC2, mm: -7.05
Thickness tolerance, mm: ±0.05
Wavelength, nm: 1064

Clear aperture: 90
Coatings: AR/AR(R<0.2%)@1030, AOI=0°

Dimensions tolerance, mm: +0.0/-0.1
Dimensions, mm: 12.7
Edge thickness, mm: 5
Focal length, mm: -12
Material: BK7
Protective chamfers: <0.25 mm x 45°
ROC S1, mm: -12.59
ROC S2, mm: -12.59
S1 Flatness, PV IR S2 Flatness, PV: <λ/6 @ 632.8 nm
Surface quality, S-D: 40-20
Thickness tolerance, mm: +/-0.1

Material: equivalent
ROC S1, mm: 50.57 (±0.15)

ROC2, mm: 17.38 (±0.05)

Centration error: <3 arcmin
Clear aperture: >90 %

Diameter, mm: 25.4 mm (+0/-0.1 mm)
Edge thickness, mm: 5 mm (+/-0.1 mm)
Focal length, mm: -20 mm +/-3% @ 632.8 nm
Material: UVFS
S1 Flatness, PV IR S2 Flatness, PV: Surface quality: 40-20 S-D

AR coatingsS1/S2: R<0,3%@ 1054-1074nm, AOI=0-8deg
Center thickness, mm: 3

Centration error: <1 arcmin
Chamfer: 0.2 x 45 deg
Clear Aperture: 35(7mm S1, 9mm S2)
Dimensions tolerance, mm: +0/-0.05
Dimensions, mm: Ø20
Material: N-SF57
ROC S1, mm: 15.0409 +/- 0.2%
ROC S2, mm: 37.4539 +/- 0.2%
S1 Flatness, PV IR S2 Flatness, PV: <λ/2 @ 632.8 nm
Thickness tolerance, mm: ±0.05

Coatings: AR/AR(R<0.3%)@700-900 nm. AOI=0deg.
S1 Flatness, PV IR S2 Flatness, PV: <λ/4 @ 632.8 nm

Material: FS
Focal length, mm: -800 ( ±3%)
Dimensions, mm: Ø50.8 (+0/-0.2)
Surface quality, S-D: 40-20
Clear Aperture: >90
Adhesion and durability: Per MIL-C-675A
Edge thickness, mm: >3

ROC S1, mm: 70.141
ROC S2, mm: 8.205826

Protective chamfers: 0.1-0.2 mm x 45°
Dimensions, mm: Ø11.0
Clear aperture: 90
AR coatings: AR/AR (<0.2%)@1560-1584, AOI=0-25 deg
Centration error: <30 arcsec
Center thickness, mm: 3
S1 Flatness, PV IR S2 Flatness, PV: <λ/4 @ 632.8 nm
Material: H-ZF7L

Dimensions tolerance, mm: +0.0/-0.05
ROC S1, mm: 16.166 (+/-0.2%)

Thickness tolerance, mm: (±0.1)
Surface quality, S-D: 20-10
S1 Flatness, PV IR S2 Flatness, PV: <2λ PWR, 0.5λ IRR
ROC S2, mm: 19.49 (+/-0.2%)
Protective chamfers: <0.3 mm x 45°
Dimensions, mm: Ø20
Coatings: AR<0,5%@ 1050-1070 (T>99%@ 1064) AOI=0-35 deg
Clear aperture: Ø8.7mm,S1;Ø10mm,S2
Centration error: <1arcmin
Center thickness, mm: 2
Material: N-SF57HT

Thickness tolerance, mm: (±0.1)
Surface quality, S-D: 20-10

ROC S1, mm: 16.765 (+/-0.2%)
S1 Flatness, PV IR S2 Flatness, PV: , 0.5λ IRR
Coatings: AR<0,5%@ 1050-1070 (T>99%@ 1064) AOI=0-35 deg
ROC S2, mm: 98.279 (+/-0.2%)
Material: N-SF57HT
Dimensions tolerance, mm: +0.0/-0.05
Clear aperture: Ø8.7mm,S1;Ø10mm,S2
Centration error: <1arcmin
Protective chamfers: <0.3 mm x 45°
Center thickness, mm: 3
Dimensions, mm: Ø20

Thickness tolerance, mm: (±0.1)
Surface quality, S-D: 60-40

S1 Flatness, PV IR S2 Flatness, PV: , 0.5λ IRR
ROC S2, mm: 39.552 (+/-0.1%)
Protective chamfers: <0.3 mm x 45°
Material: N-SF57HT
Dimensions, mm: Ø60
Dimensions tolerance, mm: +0.0/-0.05
Coatings: AR<0,5%@ 1050-1070 (T>99%@ 1064) AOI=0-35 deg
Clear aperture: Ø54mm,S1;Ø58mm,S2
Centration error: <1arcmin
Center thickness, mm: 11.3
ROC S1, mm: 75.217 (+/-0.1%) CC

Material: N-SF57HT
Thickness tolerance, mm: (±0.1)

Surface quality, S-D: 60-40
S1 Flatness, PV IR S2 Flatness, PV: 0.5λ IRR
ROC S2, mm: 80.324 (+/-0.2%)
ROC S1, mm: 379.834 (+/-0.2%) CC
Dimensions, mm: Ø64
Dimensions tolerance, mm: +0.0/-0.05
Coatings: AR<0,5%@ 1050-1070 (T>99%@ 1064) AOI=0-25 deg
Clear aperture: Ø61mm,S1;Ø63mm,S2
Centration error: <1arcmin
Center thickness, mm: 8.9
Protective chamfers: <0.3 mm x 45°

Surface quality, S-D: 40-20
S1 Flatness, PV IR S2 Flatness, PV: <λ/4 @ 632.8 nm

ROC S1, mm: 225.205 +/-0.1
Dimensions, mm: Ø22.00
Dimensions tolerance, mm: (+0.00/-0.02)
Coatings: BBAR(R<0.5%)@450-680nm, AOI=0° +AR(R<1%)@1064nm,AOI=0°
Centration error: <2 arcmin
Material: N-SF57HT
ROC S2, mm: 225.205 +/-0.1
Center thickness, mm: 3

Surface quality, S-D: 40-20
S1 Flatness, PV IR S2 Flatness, PV: <λ/4 @ 632.8 nm

Protective chamfers: 0.1-0.3 mm x 45°
ROC S1, mm: -17.06 (±1%)
Material: UVFS (Corning 7980 0F)
Focal length, mm: -19 (±3%)
Edge thickness, mm: 4.5 (±0.1)
ROC S2, mm: -17.06 (±1%)
Dimensions, mm: 12.7 (+0/-0.1)
Clear aperture: 90