关联分类
产品说明

弯月透镜(Meniscus Lenses)为凹凸透镜。此透镜具有一个外凸镜面和一个内凹镜面。如果外凸的弧度大于内凹的弧度,则透镜具有正焦距且用作为放大镜;若凹侧曲率大,凸侧曲率小,则为负弯月透镜,负弯月透镜可以用来替代其他负透镜。弯月透镜用于较大程度地减少球差,可以获得比平凸透镜更小的焦点与更少的像差,以提高成像质量。与另一透镜结合使用时,正弯月透镜可以缩短焦距,从而在不引入明显球面像差的情况下,增加系统的数值孔径(NA)。用于会聚准直光时,透镜的凸面应面向光源。

正弯月透镜(凸凹透镜)中心厚度大于边缘厚度,具备光线会聚作用,该透镜结构可最大程度降低球差。正弯月透镜凹面曲率半径大于凸面曲率半径,可实现实像成像。图知光学提供提供 H-K9L(N-BK7)、紫外熔石英、氟化钙、硒化锌、锗基底材质的正弯月透镜。

示意图

* 如无特殊备注,单位默认为mm

通用参数
Material: H-K9L Optical GlassDesign Wavelength: 587.6 nm
Diameter Tolerance: +0.0/-0.1 mmCT Tolerance:±0.1 mm
Irregularity (P-V): λ/4@632.8 nmClear Aperture: > 90%
Focal Length Tolerance: ±1%Centering Tolerance: ≤3′
Surface Quality: 40/20Bevel: 0.2 mm x 45°


当前可见规格:40。点击展开可查看规格详情,点击型号可将参数信息同步到上方通用参数区。
展开 No. Dia.(mm) EFL(mm) BFL(mm) R1(mm) CT(mm) R2(mm) ET(mm) Diopter(1/m) Coating Unit Price 货期 购物车
25.4 100.0 95.9 32.14 3.59 82.23 2.00 +10.0 Uncoated ¥181.25 3-4天
No.:
H-K9L正弯月透镜-01
Dia.(mm):
25.4
EFL(mm):
100.0
BFL(mm):
95.9
R1(mm):
32.14
CT(mm):
3.59
R2(mm):
82.23
ET(mm):
2.00
Diopter(1/m):
+10.0
Coating:
Uncoated
Unit Price:
¥181.25
货期:
3-4天
25.4 125.0 121.2 40.60 3.26 106.90 2.00 +8.0 Uncoated ¥181.25 3-4天
No.:
H-K9L正弯月透镜-02
Dia.(mm):
25.4
EFL(mm):
125.0
BFL(mm):
121.2
R1(mm):
40.60
CT(mm):
3.26
R2(mm):
106.90
ET(mm):
2.00
Diopter(1/m):
+8.0
Coating:
Uncoated
Unit Price:
¥181.25
货期:
3-4天
25.4 150.0 146.3 49.06 3.05 131.56 2.00 +6.7 Uncoated ¥181.25 3-4天
No.:
H-K9L正弯月透镜-03
Dia.(mm):
25.4
EFL(mm):
150.0
BFL(mm):
146.3
R1(mm):
49.06
CT(mm):
3.05
R2(mm):
131.56
ET(mm):
2.00
Diopter(1/m):
+6.7
Coating:
Uncoated
Unit Price:
¥181.25
货期:
3-4天
25.4 200.0 196.5 66.15 2.79 182.19 2.00 +5.0 Uncoated ¥181.25 3-4天
No.:
H-K9L正弯月透镜-04
Dia.(mm):
25.4
EFL(mm):
200.0
BFL(mm):
196.5
R1(mm):
66.15
CT(mm):
2.79
R2(mm):
182.19
ET(mm):
2.00
Diopter(1/m):
+5.0
Coating:
Uncoated
Unit Price:
¥181.25
货期:
3-4天
25.4 300.0 296.5 100.89 2.52 288.20 2.00 +3.3 Uncoated ¥218.75 3-4天
No.:
H-K9L正弯月透镜-05
Dia.(mm):
25.4
EFL(mm):
300.0
BFL(mm):
296.5
R1(mm):
100.89
CT(mm):
2.52
R2(mm):
288.20
ET(mm):
2.00
Diopter(1/m):
+3.3
Coating:
Uncoated
Unit Price:
¥218.75
货期:
3-4天
50.8 100.0 88.8 30.34 9.70 65.80 1.10 +10.0 Uncoated ¥343.75 3-4天
No.:
H-K9L正弯月透镜-06
Dia.(mm):
50.8
EFL(mm):
100.0
BFL(mm):
88.8
R1(mm):
30.34
CT(mm):
9.70
R2(mm):
65.80
ET(mm):
1.10
Diopter(1/m):
+10.0
Coating:
Uncoated
Unit Price:
¥343.75
货期:
3-4天
50.8 150.0 141.7 47.87 7.29 119.32 2.70 +6.7 Uncoated ¥343.75 3-4天
No.:
H-K9L正弯月透镜-07
Dia.(mm):
50.8
EFL(mm):
150.0
BFL(mm):
141.7
R1(mm):
47.87
CT(mm):
7.29
R2(mm):
119.32
ET(mm):
2.70
Diopter(1/m):
+6.7
Coating:
Uncoated
Unit Price:
¥343.75
货期:
3-4天
50.8 200.0 192.9 65.16 6.18 171.60 2.90 +5.0 Uncoated ¥368.75 3-4天
No.:
H-K9L正弯月透镜-08
Dia.(mm):
50.8
EFL(mm):
200.0
BFL(mm):
192.9
R1(mm):
65.16
CT(mm):
6.18
R2(mm):
171.60
ET(mm):
2.90
Diopter(1/m):
+5.0
Coating:
Uncoated
Unit Price:
¥368.75
货期:
3-4天
50.8 250.0 243.5 82.54 5.53 224.67 2.90 +4.0 Uncoated ¥368.75 3-4天
No.:
H-K9L正弯月透镜-09
Dia.(mm):
50.8
EFL(mm):
250.0
BFL(mm):
243.5
R1(mm):
82.54
CT(mm):
5.53
R2(mm):
224.67
ET(mm):
2.90
Diopter(1/m):
+4.0
Coating:
Uncoated
Unit Price:
¥368.75
货期:
3-4天
50.8 300.0 293.8 100.08 5.10 279.12 3.00 +3.3 Uncoated ¥356.25 3-4天
No.:
H-K9L正弯月透镜-10
Dia.(mm):
50.8
EFL(mm):
300.0
BFL(mm):
293.8
R1(mm):
100.08
CT(mm):
5.10
R2(mm):
279.12
ET(mm):
3.00
Diopter(1/m):
+3.3
Coating:
Uncoated
Unit Price:
¥356.25
货期:
3-4天
25.4 100.0 95.9 32.14 3.59 82.23 2.00 +10.0 Ravg<0.5% @400~700nm ¥268.75 3-4天
No.:
H-K9L正弯月透镜-11
Dia.(mm):
25.4
EFL(mm):
100.0
BFL(mm):
95.9
R1(mm):
32.14
CT(mm):
3.59
R2(mm):
82.23
ET(mm):
2.00
Diopter(1/m):
+10.0
Coating:
Ravg<0.5% @400~700nm
Unit Price:
¥268.75
货期:
3-4天
25.4 125.0 121.2 40.60 3.26 106.90 2.00 +8.0 Ravg<0.5% @400~700nm ¥268.75 3-4天
No.:
H-K9L正弯月透镜-12
Dia.(mm):
25.4
EFL(mm):
125.0
BFL(mm):
121.2
R1(mm):
40.60
CT(mm):
3.26
R2(mm):
106.90
ET(mm):
2.00
Diopter(1/m):
+8.0
Coating:
Ravg<0.5% @400~700nm
Unit Price:
¥268.75
货期:
3-4天
25.4 150.0 146.3 49.06 3.05 131.56 2.00 +6.7 Ravg<0.5% @400~700nm ¥268.75 3-4天
No.:
H-K9L正弯月透镜-13
Dia.(mm):
25.4
EFL(mm):
150.0
BFL(mm):
146.3
R1(mm):
49.06
CT(mm):
3.05
R2(mm):
131.56
ET(mm):
2.00
Diopter(1/m):
+6.7
Coating:
Ravg<0.5% @400~700nm
Unit Price:
¥268.75
货期:
3-4天
25.4 200.0 196.5 66.15 2.79 182.19 2.00 +5.0 Ravg<0.5% @400~700nm ¥268.75 3-4天
No.:
H-K9L正弯月透镜-14
Dia.(mm):
25.4
EFL(mm):
200.0
BFL(mm):
196.5
R1(mm):
66.15
CT(mm):
2.79
R2(mm):
182.19
ET(mm):
2.00
Diopter(1/m):
+5.0
Coating:
Ravg<0.5% @400~700nm
Unit Price:
¥268.75
货期:
3-4天
25.4 300.0 296.5 100.89 2.52 288.20 2.00 +3.3 Ravg<0.5% @400~700nm ¥306.25 3-4天
No.:
H-K9L正弯月透镜-15
Dia.(mm):
25.4
EFL(mm):
300.0
BFL(mm):
296.5
R1(mm):
100.89
CT(mm):
2.52
R2(mm):
288.20
ET(mm):
2.00
Diopter(1/m):
+3.3
Coating:
Ravg<0.5% @400~700nm
Unit Price:
¥306.25
货期:
3-4天
50.8 100.0 88.8 30.34 9.70 65.80 1.10 +10.0 Ravg<0.5% @400~700nm ¥412.50 3-4天
No.:
H-K9L正弯月透镜-16
Dia.(mm):
50.8
EFL(mm):
100.0
BFL(mm):
88.8
R1(mm):
30.34
CT(mm):
9.70
R2(mm):
65.80
ET(mm):
1.10
Diopter(1/m):
+10.0
Coating:
Ravg<0.5% @400~700nm
Unit Price:
¥412.50
货期:
3-4天
50.8 150.0 141.7 47.87 7.29 119.32 2.70 +6.7 Ravg<0.5% @400~700nm ¥412.50 3-4天
No.:
H-K9L正弯月透镜-17
Dia.(mm):
50.8
EFL(mm):
150.0
BFL(mm):
141.7
R1(mm):
47.87
CT(mm):
7.29
R2(mm):
119.32
ET(mm):
2.70
Diopter(1/m):
+6.7
Coating:
Ravg<0.5% @400~700nm
Unit Price:
¥412.50
货期:
3-4天
50.8 200.0 192.9 65.16 6.18 171.60 2.90 +5.0 Ravg<0.5% @400~700nm ¥437.50 3-4天
No.:
H-K9L正弯月透镜-18
Dia.(mm):
50.8
EFL(mm):
200.0
BFL(mm):
192.9
R1(mm):
65.16
CT(mm):
6.18
R2(mm):
171.60
ET(mm):
2.90
Diopter(1/m):
+5.0
Coating:
Ravg<0.5% @400~700nm
Unit Price:
¥437.50
货期:
3-4天
50.8 250.0 243.5 82.54 5.53 224.67 2.90 +4.0 Ravg<0.5% @400~700nm ¥437.50 3-4天
No.:
H-K9L正弯月透镜-19
Dia.(mm):
50.8
EFL(mm):
250.0
BFL(mm):
243.5
R1(mm):
82.54
CT(mm):
5.53
R2(mm):
224.67
ET(mm):
2.90
Diopter(1/m):
+4.0
Coating:
Ravg<0.5% @400~700nm
Unit Price:
¥437.50
货期:
3-4天
50.8 300.0 293.8 100.08 5.10 279.12 3.00 +3.3 Ravg<0.5% @400~700nm ¥381.25 3-4天
No.:
H-K9L正弯月透镜-20
Dia.(mm):
50.8
EFL(mm):
300.0
BFL(mm):
293.8
R1(mm):
100.08
CT(mm):
5.10
R2(mm):
279.12
ET(mm):
3.00
Diopter(1/m):
+3.3
Coating:
Ravg<0.5% @400~700nm
Unit Price:
¥381.25
货期:
3-4天
25.4 100.0 95.9 32.14 3.59 82.23 2.00 +10.0 Ravg<0.5% @650~1050nm ¥306.25 3-4天
No.:
H-K9L正弯月透镜-21
Dia.(mm):
25.4
EFL(mm):
100.0
BFL(mm):
95.9
R1(mm):
32.14
CT(mm):
3.59
R2(mm):
82.23
ET(mm):
2.00
Diopter(1/m):
+10.0
Coating:
Ravg<0.5% @650~1050nm
Unit Price:
¥306.25
货期:
3-4天
25.4 125.0 121.2 40.60 3.26 106.90 2.00 +8.0 Ravg<0.5% @650~1050nm ¥306.25 3-4天
No.:
H-K9L正弯月透镜-22
Dia.(mm):
25.4
EFL(mm):
125.0
BFL(mm):
121.2
R1(mm):
40.60
CT(mm):
3.26
R2(mm):
106.90
ET(mm):
2.00
Diopter(1/m):
+8.0
Coating:
Ravg<0.5% @650~1050nm
Unit Price:
¥306.25
货期:
3-4天
25.4 150.0 146.3 49.06 3.05 131.56 2.00 +6.7 Ravg<0.5% @650~1050nm ¥306.25 3-4天
No.:
H-K9L正弯月透镜-23
Dia.(mm):
25.4
EFL(mm):
150.0
BFL(mm):
146.3
R1(mm):
49.06
CT(mm):
3.05
R2(mm):
131.56
ET(mm):
2.00
Diopter(1/m):
+6.7
Coating:
Ravg<0.5% @650~1050nm
Unit Price:
¥306.25
货期:
3-4天
25.4 200.0 196.5 66.15 2.79 182.19 2.00 +5.0 Ravg<0.5% @650~1050nm ¥306.25 3-4天
No.:
H-K9L正弯月透镜-24
Dia.(mm):
25.4
EFL(mm):
200.0
BFL(mm):
196.5
R1(mm):
66.15
CT(mm):
2.79
R2(mm):
182.19
ET(mm):
2.00
Diopter(1/m):
+5.0
Coating:
Ravg<0.5% @650~1050nm
Unit Price:
¥306.25
货期:
3-4天
25.4 300.0 296.5 100.89 2.52 288.20 2.00 +3.3 Ravg<0.5% @650~1050nm ¥331.25 3-4天
No.:
H-K9L正弯月透镜-25
Dia.(mm):
25.4
EFL(mm):
300.0
BFL(mm):
296.5
R1(mm):
100.89
CT(mm):
2.52
R2(mm):
288.20
ET(mm):
2.00
Diopter(1/m):
+3.3
Coating:
Ravg<0.5% @650~1050nm
Unit Price:
¥331.25
货期:
3-4天
50.8 100.0 88.8 30.34 9.70 65.80 1.10 +10.0 Ravg<0.5% @650~1050nm ¥431.25 3-4天
No.:
H-K9L正弯月透镜-26
Dia.(mm):
50.8
EFL(mm):
100.0
BFL(mm):
88.8
R1(mm):
30.34
CT(mm):
9.70
R2(mm):
65.80
ET(mm):
1.10
Diopter(1/m):
+10.0
Coating:
Ravg<0.5% @650~1050nm
Unit Price:
¥431.25
货期:
3-4天
50.8 150.0 141.7 47.87 7.29 119.32 2.70 +6.7 Ravg<0.5% @650~1050nm ¥431.25 3-4天
No.:
H-K9L正弯月透镜-27
Dia.(mm):
50.8
EFL(mm):
150.0
BFL(mm):
141.7
R1(mm):
47.87
CT(mm):
7.29
R2(mm):
119.32
ET(mm):
2.70
Diopter(1/m):
+6.7
Coating:
Ravg<0.5% @650~1050nm
Unit Price:
¥431.25
货期:
3-4天
50.8 200.0 192.9 65.16 6.18 171.60 2.90 +5.0 Ravg<0.5% @650~1050nm ¥456.25 3-4天
No.:
H-K9L正弯月透镜-28
Dia.(mm):
50.8
EFL(mm):
200.0
BFL(mm):
192.9
R1(mm):
65.16
CT(mm):
6.18
R2(mm):
171.60
ET(mm):
2.90
Diopter(1/m):
+5.0
Coating:
Ravg<0.5% @650~1050nm
Unit Price:
¥456.25
货期:
3-4天
50.8 250.0 243.5 82.54 5.53 224.67 2.90 +4.0 Ravg<0.5% @650~1050nm ¥456.25 3-4天
No.:
H-K9L正弯月透镜-29
Dia.(mm):
50.8
EFL(mm):
250.0
BFL(mm):
243.5
R1(mm):
82.54
CT(mm):
5.53
R2(mm):
224.67
ET(mm):
2.90
Diopter(1/m):
+4.0
Coating:
Ravg<0.5% @650~1050nm
Unit Price:
¥456.25
货期:
3-4天
50.8 300.0 293.8 100.08 5.10 279.12 3.00 +3.3 Ravg<0.5% @650~1050nm ¥400.00 3-4天
No.:
H-K9L正弯月透镜-30
Dia.(mm):
50.8
EFL(mm):
300.0
BFL(mm):
293.8
R1(mm):
100.08
CT(mm):
5.10
R2(mm):
279.12
ET(mm):
3.00
Diopter(1/m):
+3.3
Coating:
Ravg<0.5% @650~1050nm
Unit Price:
¥400.00
货期:
3-4天
25.4 100.0 95.9 32.14 3.59 82.23 2.00 +10.0 Ravg<0.5% @1000~1650nm ¥306.25 3-4天
No.:
H-K9L正弯月透镜-31
Dia.(mm):
25.4
EFL(mm):
100.0
BFL(mm):
95.9
R1(mm):
32.14
CT(mm):
3.59
R2(mm):
82.23
ET(mm):
2.00
Diopter(1/m):
+10.0
Coating:
Ravg<0.5% @1000~1650nm
Unit Price:
¥306.25
货期:
3-4天
25.4 125.0 121.2 40.60 3.26 106.90 2.00 +8.0 Ravg<0.5% @1000~1650nm ¥306.25 3-4天
No.:
H-K9L正弯月透镜-32
Dia.(mm):
25.4
EFL(mm):
125.0
BFL(mm):
121.2
R1(mm):
40.60
CT(mm):
3.26
R2(mm):
106.90
ET(mm):
2.00
Diopter(1/m):
+8.0
Coating:
Ravg<0.5% @1000~1650nm
Unit Price:
¥306.25
货期:
3-4天
25.4 150.0 146.3 49.06 3.05 131.56 2.00 +6.7 Ravg<0.5% @1000~1650nm ¥306.25 3-4天
No.:
H-K9L正弯月透镜-33
Dia.(mm):
25.4
EFL(mm):
150.0
BFL(mm):
146.3
R1(mm):
49.06
CT(mm):
3.05
R2(mm):
131.56
ET(mm):
2.00
Diopter(1/m):
+6.7
Coating:
Ravg<0.5% @1000~1650nm
Unit Price:
¥306.25
货期:
3-4天
25.4 200.0 196.5 66.15 2.79 182.19 2.00 +5.0 Ravg<0.5% @1000~1650nm ¥306.25 3-4天
No.:
H-K9L正弯月透镜-34
Dia.(mm):
25.4
EFL(mm):
200.0
BFL(mm):
196.5
R1(mm):
66.15
CT(mm):
2.79
R2(mm):
182.19
ET(mm):
2.00
Diopter(1/m):
+5.0
Coating:
Ravg<0.5% @1000~1650nm
Unit Price:
¥306.25
货期:
3-4天
25.4 300.0 296.5 100.89 2.52 288.20 2.00 +3.3 Ravg<0.5% @1000~1650nm ¥331.25 3-4天
No.:
H-K9L正弯月透镜-35
Dia.(mm):
25.4
EFL(mm):
300.0
BFL(mm):
296.5
R1(mm):
100.89
CT(mm):
2.52
R2(mm):
288.20
ET(mm):
2.00
Diopter(1/m):
+3.3
Coating:
Ravg<0.5% @1000~1650nm
Unit Price:
¥331.25
货期:
3-4天
50.8 100.0 88.8 30.34 9.70 65.80 1.10 +10.0 Ravg<0.5% @1000~1650nm ¥431.25 3-4天
No.:
H-K9L正弯月透镜-36
Dia.(mm):
50.8
EFL(mm):
100.0
BFL(mm):
88.8
R1(mm):
30.34
CT(mm):
9.70
R2(mm):
65.80
ET(mm):
1.10
Diopter(1/m):
+10.0
Coating:
Ravg<0.5% @1000~1650nm
Unit Price:
¥431.25
货期:
3-4天
50.8 150.0 141.7 47.87 7.29 119.32 2.70 +6.7 Ravg<0.5% @1000~1650nm ¥431.25 3-4天
No.:
H-K9L正弯月透镜-37
Dia.(mm):
50.8
EFL(mm):
150.0
BFL(mm):
141.7
R1(mm):
47.87
CT(mm):
7.29
R2(mm):
119.32
ET(mm):
2.70
Diopter(1/m):
+6.7
Coating:
Ravg<0.5% @1000~1650nm
Unit Price:
¥431.25
货期:
3-4天
50.8 200.0 192.9 65.16 6.18 171.60 2.90 +5.0 Ravg<0.5% @1000~1650nm ¥456.25 3-4天
No.:
H-K9L正弯月透镜-38
Dia.(mm):
50.8
EFL(mm):
200.0
BFL(mm):
192.9
R1(mm):
65.16
CT(mm):
6.18
R2(mm):
171.60
ET(mm):
2.90
Diopter(1/m):
+5.0
Coating:
Ravg<0.5% @1000~1650nm
Unit Price:
¥456.25
货期:
3-4天
50.8 250.0 243.5 82.54 5.53 224.67 2.90 +4.0 Ravg<0.5% @1000~1650nm ¥456.25 3-4天
No.:
H-K9L正弯月透镜-39
Dia.(mm):
50.8
EFL(mm):
250.0
BFL(mm):
243.5
R1(mm):
82.54
CT(mm):
5.53
R2(mm):
224.67
ET(mm):
2.90
Diopter(1/m):
+4.0
Coating:
Ravg<0.5% @1000~1650nm
Unit Price:
¥456.25
货期:
3-4天
50.8 300.0 293.8 100.08 5.10 279.12 3.00 +3.3 Ravg<0.5% @1000~1650nm ¥400.00 3-4天
No.:
H-K9L正弯月透镜-40
Dia.(mm):
50.8
EFL(mm):
300.0
BFL(mm):
293.8
R1(mm):
100.08
CT(mm):
5.10
R2(mm):
279.12
ET(mm):
3.00
Diopter(1/m):
+3.3
Coating:
Ravg<0.5% @1000~1650nm
Unit Price:
¥400.00
货期:
3-4天
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