Products

PRODUCT LIST

BK7 Meniscus Lenses

Specification

Design Wavelength: 546.1nm

Design Index: 1.5183±0.0005

Diameter Tolerance: +0.0, -0.15mm

Paraxial Focal Length Tolerance: ±2%

Centration: 3 arc minutes

Clear Aperture: >85%

Surface Figure: L/4@632.8nm

Surface Quality: 60/40 scratch/dig

Bevel: <0.25mm x 45°

BK7 Positive Meniscus Lenses

Part No.

f

Φ

R₁ (mm)

R₂ (mm)

t_c (mm)

t_e (mm)

f_b (mm)

Price

MNP0201

100

25.4

33.72

90

4

2.5

97.5

$8

MNP0202

125

25.4

38.47

90

4

2.8

121.8

$8

MNP0203

150

25.4

42.52

90

4

3

146.3

$8

MNP0204

175

25.4

46.05

90

4

3.1

171.2

$8

MNP0205

200

25.4

49.03

90

3.5

2.8

197

$8

MNP0206

250

25.4

83.96

235

3.5

2.9

246.5

$8

MNP0207

300

25.4

94.08

235

3.5

3

296.3

$8

MNP0208

350

25.4

102.9

235

3.5

3.1

346

$8

MNP0209

400

25.4

110.72

235

3.5

3.1

395.8

$8

MNP0210

500

25.4

123.9

235

3.5

3.2

495.4

$8

MNP0211

600

25.4

204.95

600

3.5

3.2

595.3

$8

MNP0212

800

25.4

245.39

600

3.5

3.3

794.5

$8

MNP0213

1000

25.4

278.34

600

3.5

3.3

993.7

$8

MNP0214

1500

25.4

339.05

600

3.5

3.4

1492

$8

MNP0215

2000

25.4

380.54

600

3.5

3.4

1990.2

$8

MNP0216

4000

25.4

466.12

600

3.5

3.5

3984.5

$8

Please note：Other sizes and coating are available upon requirements.

BK7 Negative Meniscus Lenses

Part No.

f

Φ

R₁ (mm)

R₂ (mm)

t_c (mm)

t_e (mm)

f_b (mm)

Price

MNN0201

-100

25.4

90

32.59

3

4.5

-99.2

$8

MNN0202

-125

25.4

90

37.26

3

4.2

-123.7

$8

MNN0203

-150

25.4

90

41.42

3

4

-149.5

$8

MNN0204

-175

25.4

90

44.86

3

3.8

-174.6

$8

Please note：Other sizes and coating are available upon requirements.

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