Flat-parallel windows «In Stock»
Standard uncoated flat-parallel windows are fabricated from BK7 or UV grade fused silica optical glass. UV grade fused silica glass windows are a good option for UV, ultrashort pulse, and high-power laser applications due to their low sensitivity to temperature variations, relatively high damage threshold, and UV transmission down to 185 nm. BK7 glass windows are a cost-effective choice for visible and near-infrared range, low/mid-power laser, and non-laser applications. These components are initially uncoated and demand metallic or dielectric coatings for a particular application. 4Lasers provide coating service upon request. Contact us for custom solutions and pricing.
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SPECIFICATION
SKU
PRICE
Qty. of stock
QUANTITY
BK7; ⌀76,2 mm; 12,7 mm; +0/-0,15 mm; ±0,25 mm; >85 %; 20-10 S-D; <λ/2; <30 arcsec; <0,5 mm at 45°; uncoated
10313
100 €
4
BK7; ⌀38 mm; 6,35 mm; +0/-0,15 mm; ±0,25 mm; >85 %; 20-10 S-D; <λ/5; <30 arcsec; <0,35 mm at 45°; uncoated
10372
24 €
1
UVFS(Corning); ⌀76,2 mm; 3mm; +0/-0,2 mm; ±0,1 mm; 20/10 S/D; L/20; <10 arcsec; <0,25 mm x 45 deg; AR/AR(R<0,4%@425-675nm, AOI=0deg
10462
Request
2
UVFS; ⌀25,4 mm; 2 mm; +0/-0,15 mm; ±0,25 mm; >85%; 10-5 S-D; λ/2; <λ/8@632,8 nm; <30 arcsec; <0,35 mm at 45°; uncoated
10465
16 €
>5
UVFS; ⌀38,1 mm; 6,35 mm; +0/-0,15 mm; ±0,25 mm; >85 %; 20-10 S-D; <λ/3; <30 arcsec; <0,35 mm at 45°; uncoated
10560
30 €
>5
BK7; ⌀50,8 mm; 9,53 mm; +0/-1 mm; ±0,25 mm; >85 %; 20-10 S-D; <λ/5; <30 arcsec; <0,35 mm at 45°; uncoated
10638
34 €
1
BK7; ⌀50,8 mm; 9,53 mm; +0/-1 mm; ±0,25 mm; >85 %; 20-10 S-D; <λ/5; <30 arcsec; <0,35 mm at 45°; uncoated
10639
34 €
1
BK7; ⌀50,8 mm; 9,53 mm; +0/-1 mm; ±0,25 mm; >85 %; 20-10 S-D; <λ/5; <30 arcsec; <0,35 mm at 45°; uncoated
10640
34 €
1
UVFS(Corning 7980); 20x30 mm; 5 mm; +0/-0,1 mm; +0/-0,2 mm; 20/10 S/D; <λ/8; L/8; <20 arcsec; <0,25 mm x 45 deg
10739
14 €
2
BK7; ⌀40 mm; 6 mm; ±0,2 mm; 60-40 S-D; <5 arcmin
10985
10 €
1
UVFS; 152x152 mm; 3 mm; uncoated
10994
Request
5
BK7; ⌀50,8 mm; 9,525 mm; ±0,5 mm; ±0,25 mm; 70 %; 40-20 S-D; <λ/5; <30 arcsec; <0,35 mm at 45°; uncoated
11109
34 €
3
BK7; ⌀50,8 mm; 9,525 mm; ±0,5 mm; ±0,25 mm; 70 %; 80-40 S-D; <λ/5; <30 arcsec; <0,35 mm at 45°; uncoated
11110
34 €
1
BK7; 30x30 mm; 6 mm; +/-0,1 mm; +/-0,1 mm; >90 %; 60/40 S/D; < λ/10
11129
10 €
1
BK7; 30x30 mm; 6 mm; +/-0,1 mm; +/-0,1 mm; >90 %; 40/20 S/D; < λ/10
11134
10 €
1
BK7; 25x20 mm; 7 mm; +/-0,1 mm; +/-0,1 mm; > 85 %; 20/20 S/D; < λ/10
11137
10 €
1
UVFS(Corning); ⌀8 mm; 1 mm; +0/-0,1 mm; +0/-0,2 mm; 20/10; <λ/6; L/10; <1 arcmin; <0,25 mm x 45 deg
11282
10 €
>5
11321
Request
>5
UVFS; ⌀15 mm; 1,5 mm; +/-0,1 mm; ±0,1 mm; >90% of diameter; 40/40SD; < λ/7; <λ/8@632,8 nm; <10 arcsec
11557
10 €
1
UVFS; ⌀25,4 mm; 2 mm; +/-0,1 mm; ±0,1 mm; >90% of diameter; 20/20 S/D; < λ/5; <λ/8@632,8 nm; <10 arcsec
11558
16 €
1
UVFS; ⌀50,8 mm; 6,4 mm; +0/-0,2 mm; ±0,2 mm; >80%; 80/50 S/D; < λ/4; <λ/8@632,8 nm; <30 arcsec
11565
30 €
1
UVFS; ⌀50,8 mm; 6,4 mm; +0/-0,2 mm; ±0,2 mm; >80%; 80/40 S/D; < λ/4; <λ/8@632,8 nm; > 5arcmin
11567
30 €
1
11700
Request
2
UVFS; ⌀25,4 mm; 5 mm; +0/-0,15 mm; ±0,25 mm; >85%; 10-5 S-D; <λ/6; <30 arcsec; <0,35 mm at 45°; uncoated
11983
Request
>5
Silicon(optical grade); ⌀6 mm; 0,8 mm; +/-0,1 mm; (+0/-0,1); >90 %; 40/20 S/D; < λ/5; 10arcmin; <0,25 mm x 45 deg; uncoated
12039
Request
3
Fused Silica; 10x10 mm; 8 mm; +/-0,2 mm; +/-0,2 mm; 2,5 mm hole; uncoated, fine ground
12118
Request
5
BK7; ⌀12,7 mm; 3 mm; +/-0,1 mm; +/-0,2 mm; > 85 %; 10/20SD; uncoated
12270
Request
2
CaF2; ⌀12,0 mm; 1 mm; <80-50 S-D; <10 arcmin
13066
Request
2
UVFS; 16 x12; 3 mm; +/-0,1 mm; +/-0,1 mm; >90 %; 20/10 SD; < λ/6; <30 arcsec
13475
Request
>5
UVFS; ⌀12,7 mm; 2 mm; >85%; <10/5SD; < λ/10; S1/S2: AR(R<0,5%)@ 258 nm, AOI=0 deg
13534
Request
>5
UVFS; ⌀25,4 mm; 5 mm; +0/-0,15 mm; ±0,25 mm; >85%; 10/20SD; λ/6-λ/8; <λ/8; <30 arcsec; <0,35 mm at 45°; uncoated
13721
Request
>5
UVFS; ⌀50 mm; 7 mm; +0/-0,15 mm; ±0,25 mm; >85 %; 20/40SD; <λ/5 ; uncoated
13770
Request
1
UVFS; ⌀38 mm; 5 mm; (+/-0,1 mm); (+/-0,1 mm); 20/40SD; < λ/5; L/8; <30 arcsec;
13812
Request
1
UVFS; 20x40 mm; 5 mm; +0/-0,1 mm; ±0,1 mm; >90 %; 20/40SD; <λ/8; L/8; <20 arcsec;
13821
Request
2
UVFS; 45 x 75 mm; 3 mm; +0/-0,1 mm; +0,1/-0,1 mm; 90%; 20/10 S/D; <λ/4@632,8 nm typical; <0,35 mm at 45˚; uncoated
13997
Request
2
BK7; ⌀6 mm; 3 m; 40/20 S/D ; 15 arcsec; <0,25 mm x 45 deg
14010
Request
4
N-BK7; 41.75x12.75 mm; 3 mm; >90 %; 20/10 SD; <30 arcsec; uncoated
14129
Request
>5
UVFS; ⌀12,7 mm; 2 mm; +0/-0,15 mm; ±0,25 mm; >85%; 10/10 S/D; <λ/4; <λ/8; <30 arcsec; <0,35 mm at 45°; uncoated
14190
Request
>5
CaF2 (optical grade); ⌀13 mm; 0,2 mm; +0/-0,1 mm; ±0,02 mm; >90 %; 40-20 S-D; <30 arcsec; no chips on the edge; uncoated
14217
Request
>5
sapphire (c-cut); ⌀25,4 mm; 0,5 mm; +0,0/0,1 mm; +/-0,1 mm; >90%; 60/40 S/D; 1 λ per inch @ 633nm; <3 arcmin; S1: Ravg 60% @ 600 - 1080 nm
14256
Request
4
sapphire (c-cut); ⌀12,7 mm; 0,5 mm; +0,0/0,1 mm; +/-0,1 mm; >90%; 60/40 S/D; 1 λ per inch @ 633nm; <3 arcmin; S1: Ravg 60% @ 600 - 1080 nm
14257
Request
3
Silicon(optical grade); ⌀8 mm; 1 mm; +/-0,1 mm; (+0/-0,1); >90 %; 40/20 S/D; <1λ; < 30 arcsec; <0,25 mm x 45 deg; uncoated
14454
Request
>5
UVFS(Corning 7980); 20x40 mm; 5 mm; +0/-0,1 mm; +0/-0,2 mm; 40/40SD; <λ/8; L/8; <20 arcsec; <0,25 mm x 45 deg
14648
Request
>5
Silicon(optical grade); ⌀12,7 mm; 0,5 mm; +0/0,1 mm; ±0,05 mm; >85 %; 40-20 S-D; ≤3 arcmin; <0,25 mm at 45°; AR/AR(R<0,25%)@940 nm, AOI=0deg
15382
Request
2
BK7; ⌀76,2 mm; 8 mm; +0/-0,5 mm; ±1 mm; >90 %; 20-10 S-D; <λ/6; uncoated, S2 fine ground
15630
Request
>5
BK7; ⌀75 mm; 10 mm; (+0,0/-0,1 mm); +0/-0,1 mm; 70 %; 60/40 S/D; <λ/10@632,8 nm; <30 arcsec; <0,35 mm at 45˚
15906
Request
1
UVFS; ⌀25,4 mm; 1 mm; +0/-0,2 mm; ±0,2 mm; 40-20 S-D; <λ/4 at 632,8 nm; AR/AR(R<0,25%)@800-880nm, AOI=45deg
15918
Request
1
sapphire, a-cut; ⌀12,7 mm; 2 mm; +0/-0,2 mm; ±0,2 mm; one side 60/40 S/D, other side grinded roughly with 40micron grains; <λ; <3arcmin; <0,25 mm x 45 deg
16154
Request
>5
UVFS; 10x20 mm; 2 mm; +/-0,25 mm; ±0,15 mm; >85 %; 40/20; < λ/5; <λ/8@632,8 nm; <20 arcsec
16247
Request
3
UVFS Corning 7980 0F grade; 20x40 mm; 5 mm; +0/-0,1 mm; ±0,2 mm; > 85 %; 10-40 S-D; <λ/10; L/10; <30 arcsec; <0,25 mm x 45 deg
16338
Request
>5
BK7; 20 x 20 mm; 6,1 mm; (+/-0,1 mm); +/-0,2 mm; > 85 %; 50/60SD; <λ/2; <λ/4; <1 arcmin; uncoated
16490
Request
>5
ULE (Corning); 6x6 mm; 4 mm; (+0,0/-0,1 mm); (+/-0,1 mm); >90 %; 10/5 S/; < λ/10; 3 arcmin; <0,25 mm x 45 deg; uncoated
16501
Request
>5
UVFS; ⌀22 mm; 1,1 mm; uncoated
16544
Request
2
UVFS; ⌀25,4 mm; 6,0 mm; +0/-0,15 mm; ±0,1 mm; >85 %; 10-5 S-D (oone side grinded); <λ/8@632,8 nm; <0,35 mm at 45°; uncoated
16640
Request
2
UVFS; ⌀15 mm; 3,2 mm; (+/-0,1 mm); (+/-0,2 mm); >90 %; one side 40/20 S/D, other side grinded not polished; < λ/8
16880
Request
>5
BK7; ⌀30 mm; 6 mm; +0/-0,5 mm; ±0,25 mm; >90%; 20/10 S/D; <λ/8; <30 arcsec
16926
Request
>5
BK7; 16x16 mm; 6 mm; (+/-0,1 mm); ±0,2 mm; >90 %; 40/30; <λ/8; < 30 arcsec; uncoated
16946
Request
>5
BK7; 16x16 mm; 4 mm; (+/-0,1 mm); ±0,2 mm; >90 %; 20/40SD; <λ/8; < 30 arcsec; uncoated
16947
Request
1
Suprasil 2A; ⌀12,7 mm; 2 mm; +0,0/-0,15 mm; ±0,2 mm; >90%; 10-5 S-D; <λ/4@632,8 nm; <30 arcsec; <0,35 mm at 45°; AR/AR@343-355 nm
16960
Request
1
BK7; ⌀12,7 mm; 2 mm; (+/-0,1 mm); (+/-0,1 mm); >90 %; 40/20 S/D; <λ/8; <30 arcsec; uncoated
17087
Request
>5
BK7; ⌀20 mm; 3,6 mm; +/-0,2 mm; +/-0,2 mm; >85 %; 20/10 S/D; <λ; uncoated, S2 fine ground
17149
Request
4
BK7; 170x20 mm; 15 mm; ±0,5 mm; (+/-0,2); 40/20 S/D; <2λ; S1+S3 polished, S2+S4 fine ground
17150
Request
1
UVFS; ⌀20 mm; 5 mm; +/-0,1 mm; (+/-0,1 mm); >90 %; 40/20 S/D; <λ/6; <20 arcsec
17177
Request
1
BK7; ⌀30 mm; 3 mm; +/-0,2 mm; (+/-0,2 mm); >90 %; 60/20 S/D; <λ/8; <30 arcsec
17272
Request
3
UVFS; ⌀25,4 mm; 5 mm; +0/-0,15 mm; ±0,25 mm; >85%; 60/20 S/D; λ/6-λ/8; <λ/8; <30 arcsec; <0,35 mm at 45°; uncoated
17552
Request
1
UVFS(Corning); Elyptical: 25,4 mm/x axis, 35,9 mm/y axis; 6 mm; +0/-0,1 mm; +0/-0,2 mm; 10/10 S/D; λ/4@632,8 nm; <λ/6@632,8 nm; <30 arcsec; <0,25 mm x 45 deg
17618
Request
>5
UVFS; ⌀12,7 mm; 9,525 mm; +0/-0,15 mm; ±0,25 mm; >85%; 10-5 S-D; <λ/8; <λ/8; <30 arcsec; <0,35 mm at 45°; uncoated
17629
Request
>5
UVFS; ⌀50,8 mm; 8 mm; +0/-0,15 mm; ±0,25 mm; >85 %; 20-10 S-D (one side grinded); <λ/10; <30 arcsec; <0,35 mm at 45°; coated (should be used for mirrors)
17656
Request
>5
UVFS; ⌀25,4 mm; 5 mm; +0/-0,15 mm; ±0,25 mm; >85 %; 20-10 S-D (one side grinded); <λ/8; <30 arcsec; <0,35 mm at 45°; uncoated
17658
Request
>5
UVFS; ⌀25,4 mm; 5 mm; +0/-0,15 mm; ±0,25 mm; >85 %; 20-10 S-D (one side grinded); <λ/5; <30 arcsec; <0,35 mm at 45°; uncoated
17698
Request
1
UVFS Corning 7980 0F grade; 20x40 mm; 5 mm; +0/-0,1 mm; ±0,2 mm; > 85 %; 10/10 S/D; <λ/10; L/10; <30 arcsec; <0,25 mm x 45 deg
17715
Request
2
17716
Request
>5
UVFS; ⌀25,4 mm; 5 mm; +0/-0,15 mm; ±0,25 mm; >85%; 10/10 S/D; <λ/8@632,8 nm; <λ/8; <30 arcsec; <0,35 mm at 45°; uncoated
17717
Request
3
UVFS Corning 7980 0F grade; 20x40 mm; 5 mm; +0/-0,1 mm; ±0,2 mm; > 85 %; 40/20; <λ/10; L/10; <30 arcsec; <0,25 mm x 45 deg
17783
Request
1
UVFS; ⌀20 mm; 3 mm; +0/-0,15 mm; ±0,25 mm; >90%; 40/50 S/D; <λ/6; <λ/8; <30 arcsec; <0,35 mm at 45°; uncoated
18102
Request
>5
UVFS; ⌀25 mm; 2 mm; (+0/-0,2); (+/-0,2 mm); >90 %; 20/30 SD; <λ/2; <λ/8; <30 arcsec
18163
Request
5
BK7; ⌀20 mm; 5,6 mm; (+/-0,1 mm); ±0,15 mm; >90 %; 40/40SD; <λ/4; <λ/6; <30 arcsec; uncoated
18178
Request
3
UVFS; 20x20 mm; 1 mm; 40/20 S/D; <0,25 mm x 45 deg
18187
Request
1
UVFS; 20x15 mm; 3 mm; +0/-0,15 mm; ±0,25 mm; >90%; 40/40SD; <λ/8; <30 arcsec; uncoated
18364
Request
>5
UVFS; ⌀50,8 mm; 6,35 mm; +0/-0,15 mm; ±0,25 mm; >80%; 20/40SD; <λ/2@632,8 nm; <2 arcmin
18394
Request
2
UVFS; 20mm; 3 mm; +0/-0,15 mm; ±0,25 mm; >90%; 40/40SD; <λ/8; <30 arcsec; uncoated
18411
Request
>5
UVFS; 12x25 mm; 20mm; +0/-0,2 mm; ±0,25 mm; >70%; 40/40SD; <λ/4; <30 arcsec; uncoated
18415
Request
4
UVFS; ⌀25 mm; 5 mm; (+/-0,2); (+/-0,2 mm); >80%; 40/40SD; <λ/8; <30 arcsec
18416
Request
3
UVFS; ⌀25 mm; 2 mm; (+/-0,2); (+0/-0,25); >90 %; 40/40SD; <λ/8; <30 arcsec
18421
Request
2
UVFS; ⌀25 mm; 1mm; (+/-0,2); (+/-0,2 mm); >90 %; 40/40SD; <λ/8; <30 arcsec
18422
Request
2
UVFS Corning 7980 0F grade; ⌀12,7 mm; 3 mm; +0/-0,1 mm; ±0,2 mm; 10/5 S/D; <λ/10; L/10; <30 arcsec; <0,25 mm at 45°; uncoated
18480
Request
>5
UVFS; ⌀14 mm; 3,2 mm; (+/-0,1 mm); fine ground
18496
Request
5
ZnSe; ⌀25 mm; 3 mm; +0,0/-0,1 mm; ±0,1 mm; >90%; 40-20 S-D; <λ/4; <3arcmin; <0,35 mm at 45°; uncoated
18527
Request
1
BK7; 16x16 mm; 4 mm; (+/-0,1 mm); ±0,2 mm; >90 %; 20/20 S/D; <λ/6; <20 arcsec; uncoated
18538
Request
1
BK7; ⌀25,4 mm; 6 mm; (+/-0,1 mm); (+/-0,1 mm); >90 %; 20/10SD; < λ/8; uncoated, S2 fine ground
18539
Request
1
IR-grade fused silica; ⌀12,7 mm; 3 mm; +0/-0,15 mm; ±0,25 mm; >85%; 10-5 S-D; <λ/8@632,8 nm; <λ/8; <30 arcsec; <0,35 mm at 45°; uncoated
18621
Request
>5
BK7; ⌀38 mm; 8 mm; +0/-0,1 mm; 20-10
1867
24 €
2
18742
Request
2
UVFS; 25,4x41 mm; 6,35 mm; +0/-0,15 mm; ±0,25 mm; >85 %; 20-10 S-D; <λ/6@632,8 nm; <λ/8; <30 arcsec; <0,35 mm at 45°; uncoated
18799
Request
2
UVFS; 6x6 mm; 4 mm; (+0,0/-0,1 mm); (+/-0,1 mm); >90 %; 10/5 S/; < λ/10; 3 arcmin; <0,25 mm x 45 deg; uncoated
19249
Request
>5
UVFS; ⌀25,4 mm; 3 mm; +0,0/-0,1 mm; ±0,1 mm; >90 %; 20-10; <λ/2; <λ/10@632,8 nm; < 30 arcsec; < 0,2 mm at 45 deg
19592
Request
4
IR-grade fused silica; ⌀12,7 mm; 5 mm; +0/-0,15 mm; ±0,25 mm; >85%; 10-5 S-D; <λ/8@632,8 nm; <λ/8; <30 arcsec; <0,35 mm at 45°; uncoated
19672
Request
>5
UVFS; ⌀12,7 mm; 5 mm; +0/-0,15 mm; ±0,25 mm; >85%; 10-5 S-D; <λ/8@632,8 nm; <λ/8; <30 arcsec; <0,35 mm at 45°; uncoated
19842
Request
>5
BK7; ⌀25,4 mm; 6 mm; (+/-0,1 mm); (+/-0,1 mm); >90%; 40/20 S/D; < λ/5; <λ/8@632,8 nm; <10 arcsec
20251
Request
1
UVFS; ⌀50,8 mm; 6,35 mm; +/-0,25 mm; ±0,25 mm; >85%; 40/40; <λ/4; <3arcmin
20253
Request
2
BK7; 16x16 mm; 3,6 mm; (+/-0,1 mm); ±0,2 mm; >85 %; 40/30; < λ/6; <λ/8; < 30 arcsec; uncoated
20258
Request
1
BK7; ⌀15 mm; 2 mm; (+/-0,1 mm); (+/-0,2 mm); > 85 %; 40/30; < λ/5; <λ/6; <30 arcsec
20262
Request
5
FS; ⌀12,7 mm; 3 mm; +0/-0,1 mm; ±0,2 mm; 10/5 S/D; <λ/10; L/10; <30 arcsec; <0,25 mm at 45°; AR/AR(R<1%)@1908 nm
20322
Request
>5
UVFS; ⌀38,1 mm; 9,525 mm; +0/-0,15 mm; ±0,25 mm; >85 %; 20-10 S-D; <λ/8 at 632,8 nm; <λ/5; <30 arcsec; <0,35 mm at 45°; uncoated
20407
Request
1
Sapphire; 10x6mm; 1 mm; +0/-0,15 mm; (+/-0,1 mm); >85 %; 20-10 S-D; <λ/4@632,8 nm; <30 arcsec; <0,5 mm at 45°; S1: AR(R<0,25%)@940 nm, AOI=0deg S2: Uncoated
20688
Request
1
UVFS; ⌀50 mm; 6,35 mm; (+/-0,1 mm); +/-0,2 mm; >90 %; 20/20 S/D; <1L; <λ/4; <30arcsec; uncoated
20698
Request
2
BK7; ⌀10,5 x 6 mm; 0,55 mm; +0/-0,05 mm; +0/-0,1 mm; <0,2 mm at 45°
20805
Request
>5
BK7; 2,5x3 mm; 1,7 mm; ±0,1 mm; ±0,1 mm; <0,05 mm at 45˚
20858
Request
5
UVFS; ⌀ 25,4 mm; 1 mm; (+0,0/-0,1 mm); ±0,1 mm; >90%; 20-10 S-D; <λ/4@632,8 nm; <λ/10 at 632,8 nm; <30 arcsec; <0,25 mm at 45°; uncoated
21672
Request
1
BK7; 15x15 mm; 5 mm; +0/-0,1 mm; 20-10
2169
10 €
5
UVFS; 50,8x20 mm; 7,35 mm; +0/-0,1 mm; 20-10
2170
30 €
1
BK7; ⌀76 mm; 10 mm; +0/-0,1 mm; 20-10
2174
50 €
1
BK7; ⌀12,7 mm; 3 mm; +0/-0,1 mm; 20-10; 0,5 deg
2191
10 €
4
BK7; ⌀15 mm; 3 mm; ±0,1 mm; 20-10; 1,5 deg
2214
10 €
>5
FS; 16x24 mm; 5 mm; +0/-0,1 mm; 20-10
2218
10 €
>5
UVFS; ⌀20 mm; 2 mm; (+0/-0,1); (+/-0,1 mm); >90%; 20-10; < λ/6; <λ/6 at 632,8 nm; < 30 arcsec; <0,2 mm at 45˚
2220
10 €
1
UVFS; ⌀100 mm; 8 mm; +0/-0,15 mm; +0/-0,5 mm; >85 %; 20-10 S-D; <λ/5@632,8 nm; <5arcmin; <0,5 mm at 45°; uncoated
22206
Request
2
FS; ⌀20 mm; 8 mm; +0/-0,1 mm; 20-10
2223
10 €
1
BK7; ⌀20 mm; 5 mm; +0/-0,1 mm; 20-10; 1,5 deg
2226
10 €
>5
UVFS; ⌀25 mm; 6 mm; +0/-0,1 mm; 20-10; 0,5 deg
2254
10 €
2
UVFS; ⌀25 mm; 5 mm; +0/-0,1 mm; 20-10; 0,3 deg
2257
10 €
2
UVFS; ⌀25 mm; 5 mm; +0/-0,1 mm; 20-10; 0,3 deg
2258
10 €
2
UVFS; ⌀15 mm; ±0,2 mm; 20-10
2259
10 €
2
BK7; 20x30 mm; 5,5 mm; +0/-0,5 mm; 20-10
2308
10 €
>5
BK7; ⌀40 mm; 6 mm; ±0,2 mm; 20-10; <5 arcmin
2309
15 €
4
BK7; ⌀5,5 mm; ±0,2 mm; 20-10; <5 arcmin
2311
10 €
>5
BK7; ⌀12,7 mm; 3 mm; +0/-0,2 mm; 20-10; 1,5 deg
2434
10 €
>5
UVFS; 10x5 mm; 1 mm; ±0,2 mm; 20-10
2442
10 €
>5
UVFS; 8x8 mm; 5 mm; ±0,2 mm; 20-10
2444
10 €
1
UVFS; 8x8 mm; 3,35 mm; ±0,2 mm; 20-10
2445
10 €
3
FS; ⌀25,4 mm; 4,3 mm; +0/-0,25 mm; 20-10; 3 deg
2488
10 €
1
UVFS; 30x20 mm; 2,8 mm; ±0,2 mm; 20-10
2495
10 €
1
UVFS; 5x7 mm; 8,8 mm; ±0,2 mm; 20-10
2505
10 €
1
CaF2(Monocrystalline); ⌀25,4 mm; 5 mm; +0/-0,1 mm; ±0,2 mm; >85%; 20-10 S-D; <λ/6@632,8 nm; <λ/4@632,8 nm; <30 arcsec; <0,35 mm at 45°; uncoated
27260
Request
3
UVFS; ⌀25,4 mm; 5 mm; +0/-0,15 mm; ±0,25 mm; >85%; 10/20SD; λ/4-λ/8; <λ/10@632,8 nm; <30 arcsec; <0,35 mm at 45°; uncoated
27576
Request
>5
UVFS; ⌀5 mm; 2 mm; +0,0/-0,15 mm; ±0,15 mm; >90%; 10-5 S-D; <λ/8@632,8 nm; <30 arcsec; <0,2 mm at 45°; uncoated
27639
Request
5
UVFS; ⌀50,8 mm; 6,35 mm; +0/-0,15 mm; ±0,25 mm; >85 %; 60/20 S/D; <λ/4@632,8 nm; <λ/4@632,8 nm; <30 arcsec; <0,35 mm at 45°; uncoated
28011
Request
3
Silicon(optical grade); ⌀30 mm; 3 mm; +0,0/-0,1 mm; ±0,1 mm; >90 %; 40/20 S/D; < λ/4; < 5 arcmin; <0,25 mm x 45 deg; uncoated
28023
Request
4
Silicon(optical grade); 30x25 mm; 3 mm; +0,0/-0,1 mm; ±0,1 mm; >85 %; 40/20 S/D; < λ/4; < 5 arcmin; <0,25 mm x 45 deg; uncoated
28024
Request
>5
BK7; 27x50 mm; 10 mm; +0,0/-0,2 mm; ±0,25 mm; >85%; 20-10; < λ/4; <λ/4; <30 arcsec; <0,35 mm at 45°
28311
Request
>5
UVFS-JGS1; 27x50 mm; 10 mm; +0,0/-0,25 mm; ±0,25 mm; >80%; 20-10; < λ/8; <30 arcsec; <0,2 mm at 45°
28312
Request
>5
UVFS; ⌀25,4 mm; 1 mm; +0/-0,1 mm; ±0,1 mm; >90%; 20-10 S-D; <λ/4 at 632,8 nm; <5 arcmin; <0,25 mm at 45°
28759
Request
>5
UVFS; ⌀25,4 mm; 5 mm; +0/-0,15 mm; ±0,25 mm; >85%; 10/10; 60/20; <λ/8@632,8 nm; <λ/8; <30 arcsec; <0,35 mm at 45°; uncoated
28937
Request
1
UVFS; ⌀25,4 mm; 5 mm; +0/-0,15 mm; ±0,25 mm; >85%; 10-5 S-D; <λ/10; <λ/10; <30 arcsec; <0,35 mm at 45°; uncoated
28938
Request
>5
UVFS; 20x40 mm; 5 mm; +0/-0,15 mm; ±0,25 mm; >85 %; 10-20 S-D; <λ/6-λ/3@632,8 nm; <λ/8; <40 arcsec; <0,35 mm at 45°; uncoated
28940
Request
>5
UVFS; ⌀25,4 mm; 5 mm; +0/-0,15 mm; ±0,25 mm; >85%; 10/20; <λ/8@632,8 nm; <λ/8; <90 arcsec; <0,35 mm at 45°; uncoated
28942
Request
>5
UVFS; ⌀50,8 mm; 9,53 mm; +0/-0,15 mm; ±0,1 mm; >95 %; 20-10 S-D; <λ/5@632,8 nm; <3arcmin; <0,5 mm at 45°; uncoated
28949
Request
3
IRFS; ⌀12,7 mm; 3 mm; ±0,1 mm; ±0,1 mm; >90%; 20/10 S/D; <λ/6@632,8 nm; <0,25 mm at 45°; uncoated
28951
Request
4
BK7; ⌀50,8 mm; 5 mm; +0/-0,15 mm; ±0,5 mm; >90%; 10-5 S-D; <λ/6; <1 arcmin; <0,35 mm at 45˚
28987
Request
1
CaF2; 7 x 7 mm; 1 mm; +0/-0,1 mm; >85%; uncoated
29167
Request
4
UVFS; ⌀38,1 mm; 6,35 mm; +0/-0,15 mm; ±0,25 mm; >85 %; 20-10 S-D; S1<λ/5@632,8 nm; S2<λ/2@632,8 nm; <λ/5; <30 arcsec; <0,35 mm at 45°; uncoated
29605
Request
2
UVFS; ⌀25,4 mm; 1 mm; +0/-0,2 mm; ±0,2 mm; S1: 60/40 S/D, S2: grinded with 25micron grains
29786
Request
>5
UVFS; 50,8x50,8 mm; 4 mm; +/-0,2 mm; +/-0,2 mm; 40-20 S-D; uncoated
30024
Request
4
UVFS; ⌀50,8 mm; 6,35 mm; +0/-0,15 mm; ±0,25 mm; >85 %; 40/40; 20/30; <λ/5@632,8 nm; <λ/5; <30 arcsec; <0,35 mm at 45°; uncoated
30068
Request
1
UVFS; ⌀50,8 mm; 6,35 mm; +0/-0,15 mm; ±0,25 mm; >85 %; 40/20; 20/20;; <λ/5@632,8 nm; <λ/5; <30 arcsec; <0,35 mm at 45°; uncoated
30069
Request
1
UVFS; ⌀50,8 mm; 6,35 mm; +0/-0,15 mm; ±0,25 mm; >85 %; 20/40; <λ/5@632,8 nm; <λ/5; <30 arcsec; <0,35 mm at 45°; uncoated
30070
Request
1
UVFS; ⌀50,8 mm; 6,35 mm; +0/-0,15 mm; ±0,25 mm; >85 %; 30/20; 20/20; <λ/5@632,8 nm; <λ/5; <30 arcsec; <0,35 mm at 45°; uncoated
30071
Request
1
UVFS; ⌀25,4 mm; 6,35 mm; +0/-0,15 mm; ±0,25 mm; >85 %; S1 40/20 SD; S2 40/60 S/D; <λ/8@632,8 nm; <30 arcsec; <0,35 mm at 45°; uncoated
30397
Request
1
UVFS; ⌀25,4 mm; 6,35 mm; +0/-0,15 mm; ±0,25 mm; >85 %; S1 20/20 S/D; S2 60/40 S/D; <λ/8@632,8 nm; <30 arcsec; <0,35 mm at 45°; uncoated
30398
Request
1
UVFS; ⌀25,4 mm; 6,35 mm; +0/-0,15 mm; ±0,25 mm; >85 %; S1 40/20 S/D; S2 60/40 S/D; <λ/8@632,8 nm; <30 arcsec; <0,35 mm at 45°; uncoated
30399
Request
1
UVFS; ⌀25,4 mm; 6,35 mm; +0/-0,15 mm; ±0,25 mm; >85 %; 60/40 S/D; <λ/8@632,8 nm; <30 arcsec; <0,35 mm at 45°; uncoated
30400
Request
1
UVFS; ⌀38,1 mm; 6,35 mm; +0/-0,15 mm; ±0,25 mm; >85 %; S1 10/20 S-D, S2 40/20 S-D; <λ/5@632,8 nm; <λ/5; <30 arcsec; <0,35 mm at 45°; uncoated
30677
Request
1
UVFS; ⌀35 mm; 8 mm; ±0,2 mm; 20-10; 0,5 deg
3216
Request
4
Silicon; ⌀40 mm; 5 mm; +0/-0,2 mm; 40-20; <1arcmin
3251
50 €
2
Corning 7980 0F; ⌀20 mm; 3 mm; ±0,2 mm; 10-5
3415
10 €
1
UVFS; ⌀12,7 mm; 3 mm; ±0,2 mm; 20-10; 30 arcsec
3570
10 €
>5
3818
Request
3
BK7; 25x25 mm; 3 mm; +0/-0,2 mm; +0/-0,2 mm; 40/20 S/D; <0,25 mm x 45 deg
4118
10 €
>5
BK7; 32,5 x 23,9 mm; 3 mm; 40/20 S/D only S1 polished; <0,25 mm x 45 deg
4125
10 €
>5
BK7; 30x20 mm; 5,6 mm; 40/20 S/D; <0,25 mm x 45 deg
4126
10 €
>5
UVFS; ⌀40 mm; 6 mm; 40/20 S/D; <3arcmin; <0,25 mm x 45 deg
4128
30 €
>5
UVFS; 40x65 mm; 40/20 S/D; <30 arcsec; <0,25 mm x 45 deg
4130
Request
1
BK7; 24,7x50 mm; 50 mm; 40/20 S/D; <1arcmin; <0,25 mm x 45 deg
4131
25 €
2
BK7; ⌀90 mm; 5 mm; 40/20 S/D <0,25 mm x 45 deg
4132
50 €
>5
BK7; 30x20 mm; 6 mm; 20/10 ; <0,25 mm x 45 deg
4133
10 €
>5
BK7; ⌀75 mm; 15,2 mm; one side 40/20 S/D, other side grinded not polished <0,25 mm x 45 deg
4139
40 €
1
BK7; ⌀12 mm; 6,1 mm 0,2-0,3 mm x 45 deg
4140
10 €
>5
BK7; ⌀25,4 mm; 5,8 mm; 40/20 S/D <0,25 mm x 45 deg
4141
10 €
>5
BK7; ⌀12,7 mm; 3,1 mm ; 0,2-0,3 mm x 45 deg
4172
10 €
>5
BK7; ⌀25,4 mm; 8 mm; 40/20 S/D ; <1arcmin; <0,25 mm x 45 deg
4178
10 €
5
BK7; 24x40 mm; 6 mm; 40/20 S/D <0,25 mm x 45 deg
4179
10 €
2
BK7; 22x25 mm; 6,1 mm; 40/20 S/D ; <1arcmin; <0,25 mm x 45 deg
4208
10 €
3
BK7; ⌀25,4 mm; 3,2 mm; one side 60/40 S/D, other side grinded not polished <0,25 mm x 45 deg
4209
10 €
5
BK7; ⌀30 mm; 6,1 mm; 40/20 S/D ; < 5 arcmin; <0,25 mm x 45 deg
4210
10 €
>5
BK7; 20x35 mm; 5 mm; 40/20 S/D <1arcmin; <0,25 mm x 45 deg
4211
10 €
2
UVFS; ⌀15 mm; 3 mm; 60-40 S-D or better ; 30arcmin+-5 arcmin; <0,25 mm x 45 deg
4217
10 €
>5
UVFS; ⌀15 mm; 40/20 S/D ; 30arcmin+-6 arcmin; <0,25 mm x 45 deg
4227
Request
3
BK7; 6x19 mm; 4 mm; 40/20 S/D ; <0,25 mm x 45 deg
4231
10 €
>5
UVFS; 40x40 mm; 3 mm; 40/20 S/D 1 deg; <0,25 mm x 45 deg
4232
20 €
1
BK7; ⌀40 mm; 8 mm; +0/-0,3 mm; +0/-0,2 mm; 40/20 S/D; <λ/10 <0,25 mm x 45 deg
4266
10 €
>5
BK7; 15x135 mm; 2 mm; 40/20 S/D ; <0,25 mm x 45 deg
4269
30 €
>5
BK7; ⌀10 mm; 1,5 mm; 40/20 S/D ; 30arcmin+-6 arcmin; <0,25 mm x 45 deg
4270
10 €
>5
BK7; ⌀10 mm; 1,5 mm; +0/-0,2 mm; 40/20 S/D ; > 5arcmin; <0,25 mm x 45 deg
4272
10 €
2
BK7; ⌀50,8 mm; 2 mm; 40/20 S/D <0,25 mm x 45 deg
4275
20 €
1
BK7; ⌀12,7 mm; 6 mm; 40/20 S/D <0,25 mm x 45 deg
4277
10 €
>5
BK7; 35x80 mm; 5 mm; 40/20 S/D ; <0,25 mm x 45 deg
4279
Request
1
BK7; 24x35 mm; 6 mm; 40/20 S/D <0,25 mm x 45 deg
4280
10 €
3
UVFS; ⌀15 mm; 5 mm; 40/20 S/D ; 30arcmin+-5 arcmin; <0,25 mm x 45 deg
4283
10 €
>5
BK7; 36,5x51,5 mm; 6,1 mm; 40/20 S/D ; <1arcmin; <0,25 mm x 45 deg
4284
10 €
1
BK7; ⌀25,4 mm; 1,1 mm; 40/20 S/D <0,25 mm x 45 deg
4285
10 €
1
BK7; 45x43 mm; 1,5 mm; 40/20 S/D <30 arcsec; <0,25 mm x 45 deg
4288
Request
>5
BK7; ⌀50 mm; 10 mm; +0/-0,2 mm; 20/10SD ; 1 deg; <0,25 mm x 45 deg
4293
20 €
2
BK7; ⌀19 mm; 4 mm; 40/20 S/D ; <3arcmin; <0,25 mm x 45 deg
4296
10 €
>5
UVFS; ⌀79,9 mm; 6,35 mm ; 0,2-0,3 mm x 45 deg
4299
50 €
1
BK7; 30x60 mm; 8 mm; 40/20 S/D <1arcmin; <0,25 mm x 45 deg
4301
10 €
1
BK7; ⌀15 mm; 1,5 mm; 40/20 S/D ; 30arcmin; <0,25 mm x 45 deg
4306
10 €
>5
BK7; ⌀6 mm; 2,5 mm; 40/20 S/D ; 15 arcsec; <0,25 mm x 45 deg
4307
10 €
>5
BK7; ⌀11,8 mm; 2,2 mm; 40/20 S/D ; <0,25 mm x 45 deg
4308
10 €
>5
BK7; ⌀12,7 mm; 6 mm; 40/20 S/D ; <30 arcsec; <0,25 mm x 45 deg
4309
10 €
4
BK7; ⌀12,7 mm; 3 mm; 40/20 S/D 0,2-0,3 mm x 45 deg
4317
10 €
2
UVFS; ⌀25 mm; 2 mm; 40/20 S/D ; <3arcmin; <0,25 mm x 45 deg
4330
10 €
2
BK7; ⌀4 mm; 2 mm; 40/20 S/D; <0,25 mm x 45 deg
4346
10 €
>5
BK7; ⌀20 mm; 5 mm; one side 40/20 S/D, other side grinded not polished 0,2-0,3 mm x 45 deg
4348
10 €
>5
BK7; ⌀19 mm; 3,2 mm; one side 40/20 S/D, other side grinded not polished ; <30 arcsec; <0,25 mm x 45 deg
4349
Request
>5
BK7; ⌀75 mm; 15,2 mm; one side 40/20 S/D, other side grinded not polished <0,25 mm x 45 deg
4350
30 €
1
BK7; 4x4 mm; 10 mm; 40/20 S/D ; <0,25 mm x 45 deg
4354
10 €
1
UVFS; ⌀25 mm; 5 mm; 40/20 S/D <0,25 mm x 45 deg
4370
Request
2
UVFS; 6x10 mm; 9,8 mm; 40/20 S/D; <0,25 mm x 45 deg
4371
10 €
4
UVFS; ⌀25 mm; 40/20 S/D ; 1 deg; <0,25 mm x 45 deg
4448
Request
1
UVFS; ⌀12,7 mm; 3 mm; 20/10 S/D ; <30 arcsec; <0,25 mm x 45 deg
4449
10 €
>5
BK7; ⌀25,4 mm; 6 mm; 40/20 S/D ; <0,25 mm x 45 deg
4450
10 €
>5
UVFS; 40x79 mm; 6,2 mm; 40/20 S/D; <3arcmin; <0,25 mm x 45 deg
4451
30 €
1
BK7; ⌀50,8 mm; 10 mm; 40/20 S/D ; <1arcmin; <0,25 mm x 45 deg
4452
20 €
1
BK7; ⌀25,4 mm; 7,2 mm; 40/20 S/D ; <3arcmin; <0,25 mm x 45 deg
4457
10 €
4
BK7; ⌀12,7 mm; 5 mm <10 arcsec; 0,2-0,3 mm x 45 deg
4458
10 €
4
BK7; 30x20 mm; 40/20 S/D <0,25 mm x 45 deg
4473
Request
>5
BK7; 20x40 mm; 5 mm; +0/-0,2 mm; +0/-0,2 mm; 40/20 S/D; <0,25 mm x 45 deg
4476
Request
1
BK7; 30x40 mm; 2,6 mm; 40/20 S/D(only one side) <0,25 mm x 45 deg
4481
10 €
1
BK7; ⌀19 mm; 4 mm; 40/20 S/D ; <30 arcsec; <0,25 mm x 45 deg
4482
10 €
4
BK7; 18x15 mm; 1,7 mm; one side 40/20 S/D, other side grinded not polished ; <0,25 mm x 45 deg
4485
10 €
>5
BK7; ⌀12,7 mm; 3,14 mm; 40/20 S/D only S1 polished <0,25 mm x 45 deg
4490
10 €
>5
BK7; ⌀6,9 mm; 40/20 S/D ; < 5 arcsec; <0,25 mm x 45 deg
4494
10 €
>5
BK7; 35x80 mm; 5 mm; 40/20 S/D ; < 5 arcsec; <0,25 mm x 45 deg
4495
10 €
1
BK7; ⌀7 mm; 0,6 mm; 40/20 S/D <0,25 mm x 45 deg
4496
10 €
>5
UVFS; 5x7 mm; 8,6 mm; 40/20 S/D; <0,25 mm x 45 deg
4500
10 €
3
BK7; ⌀25 mm; 3 mm; 80/50 S/D ; 1 deg; <0,25 mm x 45 deg
4530
10 €
1
BK7; ⌀20 mm; 5,6 mm; 20/10SD ; <10 arcmin; 0,2-0,3 mm x 45 deg
4531
10 €
>5
BK7; 10x20 mm; 1 mm; 40/20 S/D ; <30 arcsec; <0,25 mm x 45 deg
4535
10 €