Achromatic Doublet Lens

Specification of Precision grade:
Tolerance of focal length:	+/-2%
Surface accuracy:	1/8λ
Surface quality:	20-10
Centration:	3 arc min
Diameter tolerance:	+0/-0.1
Tc tolerance:	+/-0.2 mm
Te tolerance:	nominal
Specification of General grade:
Tolerance of focal length:	+/-2%
Surface accuracy:	1/2λ
Surface quality:	60-40
Centration:	3 arc min
Diameter tolerance:	+0/-0.2
Tc tolerance:	+/-0.4 for <50mm Dia; +/-0.6 for >50mm Dia.
Te tolerance:	nominal
coating:	single layer MgF2 or custom
clear aperture:	>90%

D(mm)	f(mm)	Tc(mm)	Te(mm)	Product No(precision)	Product No(general)
6.0	10.0	4.40	3.5	ADP001	ADG001
6.0	12.7	3.40	2.7	ADP002	ADG002
6.0	19.0	3.20	2.2	ADP003	ADG003
6.0	25.4	3.00	2.0	ADP004	ADG004
6.0	38.1	4.50	4.2	ADP005	ADG005
8.0	16.0	4.91	3.9	ADP006	ADG006
8.0	25.0	5.10	4.4	ADP007	ADG007
8.0	30.0	4.50	4.0	ADP008	ADG008
10.0	20.0	5.57	4.4	ADP009	ADG009
12.0	25.0	5.76	4.0	ADP010	ADG010
12.5	30.0	5.33	4.1	ADP011	ADG011
12.7	19.0	6.85	4.9	ADP012	ADG012
12.7	25.4	5.50	4.1	ADP013	ADG013
12.7	31.8	5.35	4.3	ADP014	ADG014
12.7	38.1	4.50	3.3	ADP015	ADG015
12.7	50.8	4.50	3.5	ADP016	ADG016
16.0	31.0	8.90	6.8	ADP017	ADG017
16.0	36.0	6.93	5.2	ADP018	ADG018
16.0	48.0	5.20	4.0	ADP019	ADG019
18.0	40.0	8.04	6.1	ADP020	ADG020
18.0	50.0	5.96	4.2	ADP021	ADG021
18.0	60.0	5.20	3.9	ADP022	ADG022
18.0	80.0	5.20	4.3	ADP023	ADG023
25.4	50.8	9.80	7.0	ADP024	ADG024
25.4	63.5	8.50	6.3	ADP025	ADG025
25.4	76.2	7.50	5.2	ADP026	ADG026
25.4	90.0	6.50	4.4	ADP027	ADG027
25.4	100.0	7.17	5.2	ADP028	ADG028
25.4	125.0	6.47	4.9	ADP029	ADG029
25.4	150.0	6.17	4.9	ADP030	ADG030
25.4	175.0	6.30	5.2	ADP031	ADG031
30.0	60.0	12.50	8.4	ADP032	ADG032
30.0	100.0	8.70	6.3	ADP033	ADG033
30.0	120.0	10.70	8.4	ADP034	ADG034
30.0	140.0	9.00	7.1	ADP035	ADG035
30.0	160.0	6.50	5.2	ADP036	ADG036
30.0	180.0	8.10	6.6	ADP037	ADG037
30.0	200.0	8.10	7.1	ADP038	ADG038
30.0	250.0	7.20	6.2	ADP039	ADG039
30.0	300.0	9.40	8.6	ADP040	ADG040
38.1	76.2	14.00	9.9	ADP041	ADG041
38.1	100.0	12.40	9.3	ADP042	ADG042
38.1	125.0	12.40	9.9	ADP043	ADG043
38.1	150.0	9.00	6.1	ADP044	ADG044
38.1	200.0	11.00	8.8	ADP045	ADG045
38.1	250.0	11.50	9.8	ADP046	ADG046
38.1	400.0	10.50	9.4	ADP047	ADG047
40.0	120.0	11.20	7.6	ADP048	ADG048
40.0	140.0	10.10	7.1	ADP049	ADG049
40.0	160.0	9.40	6.8	ADP050	ADG050
40.0	180.0	9.60	7.2	ADP051	ADG051
40.0	300.0	9.30	7.9	ADP052	ADG052
40.0	400.0	8.00	7.1	ADP053	ADG053
50.8	150.0	12.50	7.3	ADP054	ADG054
50.8	200.0	12.00	8.1	ADP055	ADG055
50.8	250.0	12.83	9.7	ADP056	ADG056
50.8	300.0	14.00	11.4	ADP057	ADG057
50.8	400.0	13.00	11.1	ADP058	ADG058
50.8	500.0	11.66	10.1	ADP059	ADG059
50.8	750.0	17.50	16.5	ADP060	ADG060
63.0	400.0	12.00	9.4	ADP061	ADG061
63.0	500.0	12.00	10.2	ADP062	ADG062
63.0	600.0	11.00	9.5	ADP063	ADG063
63.0	800.0	10.00	8.9	ADP064	ADG064
76.2	500.0	17.50	14.0	ADP065	ADG065
76.2	750.0	17.50	15.2	ADP066	ADG066
80.0	300.0	19.60	13.7	ADP067	ADG067
80.0	1000.0	10.00	8.5	ADP068	ADG068