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  • Lentille du ménisque
  • Lentille du ménisque

Lentille du ménisque

Une lentille du ménisque est une lentille à deux surfaces sphériques, convexe d'un côté et concave de l'autre. L'objectif fournit un diamètre de faisceau plus petit pour réduire les déchets de faisceau et l'aberration sphérique. Lorsqu'un ménisque est combiné avec une autre lentille, la distance focale est raccourcie et l'ouverture numérique du système est augmentée. Cela réduit la distorsion de l'image et améliore la résolution de l'image.

There are two types of meniscus lenses:

● Lentille positive du ménisque

La lentille positive du ménisque est utilisée pour les applications nécessitant un petit nombre focal (moins de 2,5). Pour les focales comprises entre 2,5 et 10, une lentille du ménisque minimise la taille du spot et améliore la qualité de l'image. La courbure latérale concave d'une lentille positive est plus petite et la courbure latérale convexe est plus grande.

  1. Fréquemment utilisé pour les applications de focalisation des faisceaux

  2. Minimise l'augmentation des aberrations sphériques pour les systèmes multi-éléments

● Lentille négative du ménisque

La lentille négative du ménisque est utilisée pour les applications utilisant des matériaux infrarouges avec un indice de réfraction élevé. Ces lentilles servent de substituts à d'autres lentilles négatives par une plus grande courbure du côté concave et moins de courbure du côté convexe. Ils sont utilisés dans des applications d'étalement du faisceau où une aberration sphérique minimale est nécessaire.

  1. Fréquemment utilisé pour les applications en expansion de faisceau

  2. Minimise l'augmentation des aberrations sphériques pour les systèmes multi-éléments

Paramètres

Matériel Verre optique
Planéité de surface < λ/5 @ 633nm
Gratter / creuser < 40/20 (des deux côtés)
Excentricité ≤ 1arcmin
Tolérance focale < ± 1%
Tolérance au diamètre < + 0.00/ - 0.02mm
Tolérance d'épaisseur < ± 0.05
Ouverture claire ≥ 95% de diamètre
enrobage AR OR BBAR
Plage de diamètre 5~260mm


Produits de stock:

Serial No.Parts No.MaterialDIAR1R2TCF
1S15N26220H-K9L15-126.51128.823.25-26220.00
2S30JGS3JGS333.585-823-7391.00
3S10N918C7980 1D10-11.3412.32-918.00
4S30N757JGS130-60.0573.763-757.00
5S25N735.5C7980 1D25-37.9343.83-735.50
6S82N669H-F481.9778.274-64.2574.96-669.00
7S25N635.2JGS125-47.4257.843.2-635.20
8S116N495H-F4116-133.1238.35-495.00
9S68N479NEWF468-70.0497.6612-479.00
10S68N479H-F468-70.0497.6612-479.00
11S30N426JGS130-71.3113.8053-426.00
12S30N422ZF7L30-122.46193.613-422.00
13S20N363JGS120-52.20477.393-363.00
14S30N354JGS130-66.37113.8053-354.00
15S30N335C7980 #D30112.89-64.155.06-335.00
16S30N313JGS130-82.632196.793-313.00
17S102N305.8F2102-141.9591.64.8-305.80
18S25.4N300H-K9L25.4250-95.13-300.00
19S41N290.5K94167.1-119.123.7-290.52
20S30N286JGS130-53.1290.953-286.00
21S52.5N264.3QK352.5425.263-98.633-264.26
22S12N224.6H-ZF2127.73-6.372.55-224.60
23S72N217.7H-ZF272-96.37288.976-217.70
24S88N217.7H-ZF288-96.37288.976-217.70
25S30.5N210.8QK330.5437-80.172.2-210.82
26S22N207H-ZF1321.98-23.541732.31533.65-207.00
27S29.5N201.8QK329.5437-80.172.2-201.85
28S25.4N200MH-K9L25.4100-50.23-200.00
29S25.4N200MFSJGS125.4150-56.63.5-200.00
30S33.5N199.1QK333.5415.5-78.522.1-199.10
31S50N188ZF1150-96.83373.3853.73-188.00
32S35N185.6F6351042.3-104.232.8-185.57
33S28N181.6BAK72873.45-42.52-181.60
34S30N179JGS130-37.2469.823-179.00
35S34N173.8K934125.03-51.882.5-173.75
36S18N173.5H-K9L1841.11-27.722-173.51
37S32.5N158.4BaK732.549.09-31.192.5-158.38
38S30N150H-K9L30153.8-50.310-150.00
39S25.4N150MH-K9L25.4100-43.13-150.00
40S58N134.3H-ZF258-33.5756.6215-134.30
41S32N132H-ZK132-31.0255.724.56-132.00
42S30.5N131.3K930.5219.167-51.523-131.25
43S17N129H-ZLAF6817-8.7812.055-129.00
44S20.5N124.9BAK220.566.37-33.191.5-124.95
45S100.4N116H-QF1100.4496.6-56.13-116.00
46S16N115.3H-K9L16133.032-40.92.5-115.34
47S40N110H-BAK64051.22-26.926-110.00
48S40N105.4H-ZF440-65435.854-105.40
49S22.5N104.2ZK122.51836.5-57.412-104.23
50S31.5N100N-KZFS831.5-62.907494.862.3-100.00
51S25.4N100MFSJGS125.4150-353-100.00
52S68N89.5H-F468-43.13198.43-89.50
53S68N89.5NEWF468-43.13198.43-89.50
54S72N84.8ZF7L72569.074-60.84053-84.80
55S15N84.2H-ZLAF56A15-8.47212.7916.1-84.20
56S17.4N83.7H-QK317.459.93-23.942.6-83.76
57S13N80.1H-F413-42.88318.92-80.10
58S18N79.1K91853.83-22.961.8-79.11
59S30N79H-ZF230-34.43100.232.1-79.00
60S16N78.1H-ZLAF6816-7.73811.2514.8-78.10
61S38.8N78.1H-K9L38.811571.5-37.5665.08-78.10
62S16N77.7H-LAK1116-7.73810.984-77.70
63S30N73.6H-ZF230-19.0837.569.94-73.60
64S46N68.8H-ZLAF75A46-26.36505-68.80
65S24N65.4ZF32488.368-30.352-65.40
66S118N63.8RH-K9L118105.93-71.616.6-63.80
67S22N59.6ZF42282.632-27.3994-59.60
68S25.4N59.1F325.37592.1-25.6794.064-59.10
69S9N55.1H-F49-20.82855.852.5-55.10
70S13N52.6H-ZF52A13-2567.4610-52.60
71S13N48.2H-F413-17.49843.5361.5-48.20
72S26N45.6H-ZF326-15.4637.21610-45.60
73S20N40ZF220-18.67961.3131.8-40.00
74S31N38.8H-ZLAF55C3127-14.3571.5-38.80
75S28N38.7H-K9L28587-19.32-38.70
76S12.5N35.7ZF7L12.5-21.66991.3242-35.70
77S21N33.5N-K52117.74-7.9535-33.50
78S21N33N-K52117.74-7.9535-33.00
79S20N32.8F520-13.76547.1394.3-32.80
80S15N30.3H-ZF615119-18.953.86-30.30
81S27N28.4H-ZK9A2770.533-14.0111-28.40
82S12N28.3ZF612-7.07912.2062.5-28.20
83S27N28H-ZK9A2770.533-14.0111-28.00
84S16N27.3H-LAK5216-18.31238.8251.6-27.30
85S14N25.8H-ZF31426.36-10.5222.08-25.80
86S16N25.8H-ZF31626.36-10.5222.08-25.80
87S12N24.5F412-9.00524.0262-24.50
88S14.6N22.5H-QK314.6686.95-10.793-22.52
89S14N16.3H-ZF52A1411.1-5.393-16.30
90S14N15H-ZF7LA14-8.24128.312-15.00
91S22N9.3H-ZF222365.24-6.1114-9.30
1S8P8.9H-LAF3B86.28-95.12.28.90
2S10P10.1K9105.19-5006.210.10
3S9P13.5H-ZF6299.911-38.552.113.80
4S12P18.7H-LAF50A12-132.7413.1763.318.70
5S14P20.1H-ZLAF75A1413.804-51.242.420.10
6S13P23.2H-ZK313-21.238.088423.20
7S12P23.7H-ZK91211.57-48.932.8623.70
8S9P23.8H-ZF629-13.3710.597.6423.80
9S13P24.9S-LAM713-17016.943932.524.90
10S16P25.4H-LAF5316-33.5712.8234.825.40
11S8P26H-ZBAF58-19.7249.72.2726.00
12S12P27H-ZBAF211215.374-65.111327.00
13S15.2P27.7H-ZK315.2-231.915.32.827.67
14S20P30.1H-LAF532016.482-55.46430.10
15S15N30.3H-ZF615119-18.953.8630.30
16S16P31.2H-ZLAF521618.67-67.508331.20
17S15P32.2H-LAF3B15-145.8820.732.832.20
18S15P32.3H-K9L159.26-18.1553.532.30
19S15P32.3-CH-K9L159.26-18.1553.532.30
20S11P35.5H-K9L1116.57-156.37335.50
21S30P35.9H-LAF5330-52.2418.757.535.90
22S16P36.4H-ZK61613.996-34.673.536.40
23S15.5P36.5LAF1015.5-163.59124.662.736.52
24S22P36.7H-BAK42217.497-114.5244.736.70
25S23P38H-LAF5323-36.2216.788538.00
26S15P38.1H-ZLAF55A15-293.95128.847338.10
27S15P38.1H-ZLAF55A15-293.95128.847338.10
28S19P39.4H-ZK9A1913.895-29.0473.639.40
29S24P39.6H-ZF7LA24-30.296117.8191039.60
30S7P41.4H-K9L7-4.64.6341.40
31S26P43.2N-SF62632.15-176.4443.20
32S26P44.4H-LAK32626.79-127.944.244.40
33S22.5P45H-BAK422.524.619-1735545.00
34S28P46H-ZK92821.82-83.355.546.07
35S19.4P47.3ZK719.4-43.0517.783347.29
36S18N48.2H-ZF1318-26.99396.3021.548.20
37S25.5P48.6ZK925.5-89.2622.964.448.59
38S14N49.3H-ZF7LA14-5.511.3249.5449.30
39S14.4N49.3H-ZF7LA14.4-5.511.3249.5449.30
40S8.6P49.4H-LAF50A8.6-3.56.4849.40
41S26P49.6K926-331.723.93649.58
42S27P49.8H-ZK112723.07-77.044.849.80
43S14P50.3H-K9L14-14.62210.36550.30
44S14P50.3H-K9L14-14.62210.36550.30
45S20P53.3H-ZK102018.054-35.405553.30
46S22P54.7H-LAK32221.04-39.813.854.70
47S28P54.7H-ZBAF212837.865-862.8693.554.70
48S27P59.8H-LAK12726.24-74.994.159.80
49S23P61.5H-LAF532328.64-74.642.961.50
50S23P62.3BAF52332.38-219.7362.30
51S27P63.7H-ZK1027-1541.98838.688563.70
52S22P63.8H-ZBAF32238.9-498.92.763.80
53S30P65.2K9L3018.8-37.955.965.20
54S35P69.2H-ZBAF335-212.35738.151069.20
55S18.98P69.8H-LAF10L18.9821.38-32.363.669.80
56S49P70.6H-ZK1149-104.2332.8111.470.60
57S42P71.8F24228.5-71.38.871.80
58S33.5N71.9H-ZF633.5213.8-46.032.9771.90
59S22.6P74H-ZF7LA22.6-28.9122.449.8874.00
60S16P74.8H-LAK416-39.6322.7474.80
61S32P75.6ZK932-42.8523.99875.58
62S16N78.1H-ZLAF6816-7.73811.2514.878.10
63S27P80H-ZK1027-311.79843.279580.00
64S25P80.3H-K9L2517.3-274.5580.30
65S20P80.3H-ZLAF662021.099-28.09580.30
66S40P81.3H-ZBAF34052.2-214812.181.30
67S17P81.4ZK91711.695-11.695781.40
68S42P82.8H-ZBAF204232.137-59.021482.80
69S44P88.7H-QK3L4437.026-239.298888.70
70S33P95.1H-BAK43323.4-38.26.295.14
71S25.4P100MH-K9L25.432.1-82.23.6100.00
72S25.4P100MFSJGS125.431-91.24100.00
73S60P102H-K9L6039.72-142.4113.8102.00
74S20P106.8H-ZK720-77860.672.9106.80
75S23.4P109.6H-ZK123.446.48-176.064.56109.60
76S45P136.7H-ZF645-87.948.915136.70
77S22P149.5H-K9L22-1130.00972.445149.50
78S41P173.6K94178.52-622.34.1173.57
79S60.3P198H-K9L60.27466.37-178.48610.668198.00
80S25.4P200MH-K9L25.466.2-182.22.8200.00
81S25.4P200MFSJGS125.464.2-209.82.9200.00
82S74P201H-ZF27465.851-121.349201.00
83S34P213.7H-ZK9B34-75494.5213.70
84S8N217H-ZF52A8-9.512.054.2217.00
85S43.2P221.7H-ZF643.251.2-71.284221.70
86S18P222.5K918-51.5236.43.5222.45
87S10.8P226.1JGS110.8027.69-7.2833226.10
88S33P231.7K933-85.1150.353.1231.74
89S58P265.1K958107.15-477.77265.10
90S48.5P265.6K948.5-150.3172.444.5265.57
91S36P277.5K9L3664.9-116.413.6277.48
92S14N282.2H-ZLAF681410.16-6.8716.4282.20
93S25.4P300MH-K9L25.4100.9-288.22.5300.00
94S41P300.6K941-111.9465.773.7300.61
95S23.48P308.2H-LAK5923.48102.33-194.982.5308.20
96S40P309.3K940-62.3745.713.5309.27
97S60.3P331H-K9L60.274122.987-424.5110.668331.00
98S50.5P352.6K950.5-145.8881.754352.64
99S106P362.4H-K9L106110.1-257.811.3362.40
100S81P425K981-2773203.79.96424.84
101S76P437H-ZBAF2176157.04-306.9726437.00
102S59N544F459-266.161267.15544.00
103S104P567.4H-LAK7104-320.375181.5912567.40
104S42P621H-QK3L4235.471-34.94814.1621.00
105S30P194161H-K9L30261.49-261.492194161.00 


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