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Plano-concave Lenses

Production Capabilities:

Diameter(Φ): 2.00-250.00 mm

Material: Glasses,Crystals......

Surface Accuracy: 1-3.0 fringes power

Surface Irregularity : ≤0.3 fringes power(0.15λ)

Surface Quality: 10-5 scratch-dig

Center Thickness(Tc): ≥0.5mm

Center Thickness Accuracy: ± 0.01 mm

Centration Accuracy : 0.5- 3 arc minutes

Clear Aperture: ≥ 90% of diameter

Common Specifications
Product list (Unit:mm)

Common Specifications:

Material: BK7 grade A, fine annealed

Surface Accuracy: 1.5λ

Focal Length(f) Tolerance: ± 2%

Surface Irregularity : 0.25λ

Diameter(Φ) Tolerance: -0.20mm

Surface Quality: 60-40 scratch-dig

Center Thickness(Tc): ± 0.1mm

Concentricity: 3 arc minutes

Bevel: 0.2mm x 45°

Coating Curve: Antireflection Coating

PART NO.
Φ
f
fb
Tc
Te
R1
R2

SL-120001
5
-10
-11.3
2
2.5
-5.19
-

SL-120002
6
-18
-19.3
2
2.3
-9.31
-

SL-120004
6
-12
-13
1.5
2
-6.22
-

SL-120005
6
-10
-11.3
2
2.8
-5.19
-

SL-120007
6
-8
-9.3
2
3.1
-4.15
-

SL-120102
8
-29
-30.1
1.6
1.9
-15.03
-

SL-120009
8
-15
-16.3
2
3
-7.78
-

SL-121101
10
-30
-31
1.5
2.1
-15.55
-

SL-121102
10
-20
-21.2
1.5
2.6
-10.34
-

SL-121001
10
-15
-16
1.5
3.1
-7.75
-

SL-121201
12
-48
-50.3
3.5
4.1
-24.93
-

SL-121104
12
-24
-26.3
3.5
4.8
-12.42
-

SL-121501
12.5
-250
-251
1.5
1.5
-129.58
-

SL-121502
12.5
-200
-201
1.5
1.5
-103.28
-

SL-121503
12.5
-150
-151
1.5
1.6
-77.75
-

SL-121504
12.5
-125
-126
1.5
1.6
-64.84
-

SL-121505
12.5
-100
-101
1.5
1.7
-51.85
-

SL-121301
12.5
-75
-76
1.5
1.8
-38.73
-

SL-121302
12.5
-60
-61
1.5
1.9
-31.1
-

SL-121202
12.5
-50
-51
1.5
2.1
-25.94
-

SL-121203
12.5
-40
-41
1.5
2.3
-20.7
-

SL-121105
12.5
-35
-36
1.5
2.4
-18.14
-

SL-121106
12.5
-30
-31
1.5
2.6
-15.55
-

SL-121107
12.5
-25
-26
1.5
2.9
-12.96
-

SL-121108
12.5
-20
-21
1.5
3.4
-10.37
-

SL-121002
12.5
-15
-16
1.5
4.4
-7.78
-

SL-121506
12.7
-100
-101.6
2.5
2.7
-51.85
-

SL-121303
12.7
-75
-76.3
2
2.3
-38.73
-

SL-121204
12.7
-50
-51.3
2
2.6
-25.94
-

SL-121205
12.7
-40
-41.3
2
2.8
-20.7
-

SL-121110
12.7
-30
-31.3
2
3.2
-15.55
-

SL-121111
12.7
-25.4
-26.7
2
3.4
-13.17
-

SL-121114
12.7
-20
-21.3
2
4
-10.37
-

SL-121004
12.7
-15
-16.3
2
5.1
-7.78
-

SL-121304
15
-75
-76.3
2
2.5
-38.73
-

SL-121507
18
-350
-351
1.5
1.5
-180.3
-

SL-121508
18
-250
-251
1.5
1.6
-129.58
-

SL-121509
18
-200
-201
1.5
1.7
-103.28
-

SL-121510
18
-150
-151
1.5
1.8
-77.75
-

SL-121511
18
-125
-126
1.5
1.9
-64.84
-

SL-121512
18
-100
-101
1.5
2.1
-51.85
-

SL-121305
18
-75
-76
1.5
2.4
-38.73
-

SL-121206
18
-50
-51
1.5
2.9
-25.94
-

SL-121115
18
-35
-36
1.5
3.7
-18.14
-

SL-121117
18
-25
-26
1.5
4.9
-12.96
-

SL-122401
20
-80
-81.6
2.5
3.5
-41.42
-

SL-122301
20
-60
-61.6
2.5
4
-31.1
-

SL-122201
20
-50
-52.3
3.5
5.2
-25.84
-

SL-122202
20
-40
-42.3
3.5
5.7
-20.7
-

SL-122101
20
-30
-31.6
2.5
5.9
-15.55
-

SL-122601
25
-500
-501
1.5
1.6
-260.6
-

SL-122503
25
-400
-401
1.5
1.7
-206.28
-

SL-122504
25
-300
-301
1.5
1.8
-155.24
-

SL-122505
25
-250
-251
1.5
1.9
-129.58
-

SL-122506
25
-200
-201
1.5
2.1
-103.28
-

SL-122507
25
-150
-151
1.5
2.3
-77.75
-

SL-122508
25
-125
-126
1.5
2.5
-64.84
-

SL-122509
25
-100
-101
1.5
2.8
-51.85
-

SL-122302
25
-75
-76
1.5
3.4
-38.73
-

SL-122303
25
-60
-61
1.5
3.9
-31.1
-

SL-122205
25
-50
-51.7
2
4.6
-25.94
-

SL-122206
25
-40
-41
1.5
5.5
-20.7
-

SL-122102
25
-30
-31
1.5
7.6
-15.55
-

SL-122103
25
-25
-26.3
2
10.9
-12.96
-

SL-122602
25.4
-1000
-1001.3
2
2
-515.2
-

SL-122603
25.4
-500
-501.3
2
2.1
-259.4
-

SL-122511
25.4
-300
-301.3
2
2.3
-156.04
-

SL-122512
25.4
-250
-251.3
2
2.4
-129.58
-

SL-122513
25.4
-200
-201.6
2.5
3.1
-103.28
-

SL-122514
25.4
-175
-176.3
2
2.7
-90.78
-

SL-122515
25.4
-150
-151.3
2
2.8
-77.75
-

SL-122516
25.4
-125
-126.3
2
3.1
-64.84
-

SL-122517
25.4
-100
-101.3
2
3.4
-51.85
-

SL-122304
25.4
-75
-76.3
2
3.9
-38.73
-

SL-122305
25.4
-70
-71.3
2
4.1
-36.31
-

SL-122207
25.4
-50
-51.6
2.5
5.2
-25.84
-

SL-122105
25.4
-35
-36.3
2
7
-18.14
-

SL-122106
25.4
-25
-26.6
2.5
9.4
-12.92
-

SL-123501
30
-200
-201.3
2
2.9
-103.28
-

SL-123502
30
-150
-152.1
3
4.3
-77.75
-

SL-123503
30
-125
-126.3
2
3.6
-64.84
-

SL-123504
30
-120
-121.9
3
4.6
-62.02
-

SL-123505
30
-100
-101.3
2
4
-51.85
-

SL-123401
30
-80
-81.3
2
4.6
-41.42
-

SL-123301
30
-60
-62
3
6.7
-31.1
-

SL-123201
30
-50
-51.3
2
6.6
-25.94
-

SL-124501
40
-400
-402.4
3.5
4.3
-206.28
-

SL-124502
40
-200
-202.2
3.5
5.3
-103.28
-

SL-124503
40
-150
-151.3
2
4.4
-77.75
-

SL-124504
40
-100
-102.3
3.5
7.3
-51.85
-

SL-124201
40
-50
-51.3
2
11.2
-25.94
-

SL-125601
50
-1000
-1001.6
2.5
2.9
-515.2
-

SL-125602
50
-800
-802
3
3.6
-412.88
-

SL-125603
50
-750
-751.6
2.5
3.1
-381.9
-

SL-125604
50
-600
-602
3
3.8
-309.8
-

SL-125605
50
-500
-502
3
4
-259.4
-

SL-125501
50
-450
-452
3
4.1
-232.8
-

SL-125502
50
-400
-402
3
4.3
-206.28
-

SL-125503
50
-300
-301.6
2.5
4.3
-155.24
-

SL-125504
50
-250
-251.6
2.5
4.7
-129.58
-

SL-125505
50
-200
-201.3
2
4.9
-103.28
-

SL-125506
50
-150
-152
3
7
-77.75
-

SL-125507
50
-125
-128.3
5
9.7
-64.84
-

SL-125508
50
-100
-103.3
5
11
-51.85
-

SL-125301
50
-75
-77
2
10.9
-38.73
-

SL-129601
95
-600
-602
3
6.5
-309.8
-

For more details, please contact us.

Plano-concave Lenses

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