Achromatic lens is a lens obtained by bonding two lenses together.
This combination lens formed by two lenses is an effective method for achieving short focal length, high magnification, and good imaging quality.
Achromatic lens are commonly used in astronomical telescopes and cameras.
Common Specifications
| Material | Crown, Flint, UVFS | Focal Length Tolerance | ± 0.5% | ||||||||
| Diameter Tolerance | +0/-0.02mm | Thickness Tolerance | ± 0.2mm | ||||||||
| Surface Flatness | λ/10 | Centration Error | <3 arcmin | ||||||||
| Surface Quality | 10-20 | Clear Aperture | >90% of central diameter | ||||||||
| Coating | MgF2 (400-700nm) | Bevel | Protective bevel as needed | ||||||||
Products specifications in stock
| No. | Part number | Dia.(mm) | EFL(mm) | Center thickness | Coating Specification |
| 1 | C1A027033-034 | 5.00 | 12.00 | 4.50 | Ravg ≤1.75% @ 400 - 700nm |
| 2 | C1285018-019 | 5.00 | 24.63 | 4.90 | Ravg ≤1.75% @ 400 - 700nm |
| 3 | C1001010-011 | 5.50 | 24.45 | 3.00 | Ravg ≤1.75% @ 400 - 700nm |
| 4 | C1004055-056 | 6.00 | 10.00 | 4.80 | Ravg ≤1.75% @ 400 - 700nm |
| 5 | C1004072-073 | 6.00 | 11.97 | 3.40 | Ravg ≤1.75% @ 400 - 700nm |
| 6 | C1004032-033 | 6.00 | 14.00 | 4.00 | Ravg ≤1.75% @ 400 - 700nm |
| 7 | C1004070-071 | 6.00 | 35.97 | 2.50 | Ravg ≤1.75% @ 400 - 700nm |
| 8 | C1004036-037 | 6.00 | 42.00 | 4.00 | Ravg ≤1.75% @ 400 - 700nm |
| 9 | C1001061-062 | 6.00 | 45.12 | 2.50 | Ravg ≤1.75% @ 400 - 700nm |
| 10 | C1001132-133 | 7.00 | 21.11 | 3.70 | Ravg ≤1.75% @ 400 - 700nm |
| 11 | C1001021-022 | 7.00 | 23.42 | 4.00 | Ravg ≤1.75% @ 400 - 700nm |
| 12 | C1007117-118 | 7.00 | 40.46 | 3.25 | Ravg ≤1.75% @ 400 - 700nm |
| 13 | C1007073-074 | 7.50 | 25.08 | 3.70 | Ravg ≤1.75% @ 400 - 700nm |
| 14 | C1001008-009 | 7.50 | 26.20 | 4.50 | Ravg ≤1.75% @ 400 - 700nm |
| 15 | C1272026-027 | 8.00 | 13.26 | 5.50 | Ravg ≤1.75% @ 400 - 700nm |
| 16 | C1001002-003 | 8.00 | 15.24 | 3.80 | Ravg ≤1.75% @ 400 - 700nm |
| 17 | C1001001-002 | 8.00 | 26.34 | 3.80 | Ravg ≤1.75% @ 400 - 700nm |
| 18 | C1215004-005 | 8.00 | 40.03 | 4.00 | Ravg ≤1.75% @ 400 - 700nm |
| 19 | C1007112-113 | 8.00 | 46.41 | 4.10 | Ravg ≤1.75% @ 400 - 700nm |
| 20 | C1007114-115 | 8.00 | 84.34 | 5.50 | Ravg ≤1.75% @ 400 - 700nm |
| 21 | C1007082-083 | 8.50 | 21.11 | 3.92 | Ravg ≤1.75% @ 400 - 700nm |
| 22 | C1161006-007 | 9.00 | 17.30 | 5.00 | Ravg ≤1.75% @ 400 - 700nm |
| 23 | C1001142-143 | 9.00 | 18.31 | 3.90 | Ravg ≤1.75% @ 400 - 700nm |
| 24 | C1004046-047 | 9.00 | 20.50 | 4.25 | Ravg ≤1.75% @ 400 - 700nm |
| 25 | C1272024-025 | 9.00 | 22.18 | 4.40 | Ravg ≤1.75% @ 400 - 700nm |
| 26 | C1001012-013 | 9.00 | 23.59 | 4.20 | Ravg ≤1.75% @ 400 - 700nm |
| 27 | C1004017-018 | 9.00 | 24.70 | 4.50 | Ravg ≤1.75% @ 400 - 700nm |
| 28 | C1004044-045 | 9.00 | 24.70 | 4.15 | Ravg ≤1.75% @ 400 - 700nm |
| 29 | C1007071-072 | 9.00 | 25.08 | 4.30 | Ravg ≤1.75% @ 400 - 700nm |
| 30 | C1004100-101 | 9.00 | 25.10 | 14.50 | Ravg ≤1.75% @ 400 - 700nm |
| 31 | C1007028-029 | 9.00 | 31.31 | 4.50 | Ravg ≤1.75% @ 400 - 700nm |
| 32 | C1272003-004 | 9.00 | 33.56 | 4.70 | Ravg ≤1.75% @ 400 - 700nm |
| 33 | C1004014-015 | 9.00 | 41.20 | 4.50 | Ravg ≤1.75% @ 400 - 700nm |
| 34 | C1001025-026 | 9.00 | 45.44 | 3.90 | Ravg ≤1.75% @ 400 - 700nm |
| 35 | C1001004-005 | 9.00 | 107.17 | 3.50 | Ravg ≤1.75% @ 400 - 700nm |
| 36 | C1007031-032 | 9.40 | 51.02 | 4.30 | Ravg ≤1.75% @ 400 - 700nm |
| 37 | C1007105-106 | 9.50 | 38.65 | 4.90 | Ravg ≤1.75% @ 400 - 700nm |
| 38 | C1272010-011 | 9.50 | 42.22 | 5.20 | Ravg ≤1.75% @ 400 - 700nm |
| 39 | C1007107-108 | 9.50 | 51.28 | 4.80 | Ravg ≤1.75% @ 400 - 700nm |
| 40 | C1001006-007 | 10.00 | 32.49 | 4.80 | Ravg ≤1.75% @ 400 - 700nm |
| 41 | C1007069-070 | 11.00 | 38.60 | 3.40 | Ravg ≤1.75% @ 400 - 700nm |
| 42 | C1007067-068 | 11.00 | 50.70 | 4.70 | Ravg ≤1.75% @ 400 - 700nm |
| 43 | C1007080-081 | 11.50 | 70.10 | 4.80 | Ravg ≤1.75% @ 400 - 700nm |
| 44 | C1349001-002 | 12.00 | 31.94 | 3.00 | Ravg ≤1.75% @ 400 - 700nm |
| 45 | C1001027-028 | 12.00 | 36.20 | 6.00 | Ravg ≤1.75% @ 400 - 700nm |
| 46 | C1001014-015 | 12.00 | 40.34 | 6.70 | Ravg ≤1.75% @ 400 - 700nm |
| 47 | C1001110-111 | 12.00 | 42.47 | 4.50 | Ravg ≤1.75% @ 400 - 700nm |
| 48 | C1001023-024 | 12.00 | 92.86 | 3.50 | Ravg ≤1.75% @ 400 - 700nm |
| 49 | C1007019-020 | 13.60 | 58.60 | 6.00 | Ravg ≤1.75% @ 400 - 700nm |
| 50 | C1007021-022 | 13.60 | 76.80 | 11.88 | Ravg ≤1.75% @ 400 - 700nm |
| 51 | C1007004-005 | 14.00 | 37.12 | 6.50 | Ravg ≤1.75% @ 400 - 700nm |
| 52 | C1003009-010 | 14.00 | 187.65 | 8.00 | Ravg ≤1.75% @ 400 - 700nm |
| 53 | C1007061-062 | 14.20 | 45.64 | 7.70 | Ravg ≤1.75% @ 400 - 700nm |
| 54 | C1007042-043 | 14.40 | 48.20 | 6.90 | Ravg ≤1.75% @ 400 - 700nm |
| 55 | C1007040-041 | 14.40 | 263.20 | 5.00 | Ravg ≤1.75% @ 400 - 700nm |
| 56 | C1252033-034 | 15.00 | 67.31 | 5.50 | Ravg ≤1.75% @ 400 - 700nm |
| 57 | C1205031-032 | 15.00 | 80.60 | 3.70 | Ravg ≤1.75% @ 400 - 700nm |
| 58 | C1007139-140 | 15.00 | 111.99 | 5.30 | Ravg ≤1.75% @ 400 - 700nm |
| 59 | C1048020-021 | 16.00 | 21.43 | 8.50 | Ravg ≤1.75% @ 400 - 700nm |
| 60 | C1048010-011 | 16.00 | 40.59 | 7.50 | Ravg ≤1.75% @ 400 - 700nm |
| 61 | C1252035-036 | 16.00 | 62.72 | 4.50 | Ravg ≤1.75% @ 400 - 700nm |
| 62 | C1205041-042 | 16.00 | 93.29 | 6.00 | Ravg ≤1.75% @ 400 - 700nm |
| 63 | C1025001-002 | 16.95 | 44.41 | 7.10 | Ravg ≤1.75% @ 400 - 700nm |
| 64 | C1272013-014 | 18.00 | 71.46 | 6.10 | Ravg ≤1.75% @ 400 - 700nm |
| 65 | C1252017-018 | 22.00 | 70.98 | 11.00 | Ravg ≤1.75% @ 400 - 700nm |
| 66 | C1252012-013 | 23.00 | 63.05 | 8.40 | Ravg ≤1.75% @ 400 - 700nm |
| 67 | C1007058-059 | 23.00 | 202.90 | 6.20 | Ravg ≤1.75% @ 400 - 700nm |
| 68 | C1272001-002 | 24.00 | 170.63 | 4.60 | Ravg ≤1.75% @ 400 - 700nm |
| 69 | C1205011-012 | 26.00 | 87.02 | 6.80 | Ravg ≤1.75% @ 400 - 700nm |
| 70 | C1274008-009 | 47.00 | 776.92 | 12.80 | Ravg ≤1.75% @ 400 - 700nm |
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