BK7平凸 – 高精度非球面ガラスレンズのパイオニア　｜　ホッタレンズ -大阪府岸和田市

K = -1

生地番号	外径	焦点距離	F値	中心厚	コバ厚	曲率半径	素材	屈折率	図面	比較表
1	20	15.00	0.75	8.949	2.500	7.752	BK7	1.5168
2	20	20.00	1.00	7.337	2.500	10.336	BK7	1.5168
3	20	25.00	1.25	6.369	2.500	12.920	BK7	1.5168
4	20	30.00	1.50	5.724	2.500	15.504	BK7	1.5168
5	25	18.75	0.75	10.562	2.500	9.690	BK7	1.5168
6	25	25.00	1.00	8.546	2.500	12.920	BK7	1.5168
7	25	31.25	1.25	7.337	2.500	16.150	BK7	1.5168
8	25	37.50	1.50	6.531	2.500	19.380	BK7	1.5168
9	30	22.00	0.75	12.174	2.500	11.628	BK7	1.5168
10	30	30.00	1.00	9.756	2.500	15.504	BK7	1.5168
11	30	37.50	1.25	8.304	2.500	19.380	BK7	1.5168
12	30	45.00	1.50	7.337	2.500	23.256	BK7	1.5168
13	35	26.25	0.75	13.787	2.500	13.566	BK7	1.5168
14	35	35.00	1.00	10.965	2.500	18.088	BK7	1.5168
15	35	43.75	1.25	9.272	2.500	22.610	BK7	1.5168
16	35	52.50	1.50	8.143	2.500	27.132	BK7	1.5168
17	40	30.00	0.75	15.400	2.500	15.504	BK7	1.5168
18	40	36.00	1.00	12.175	2.500	20.672	BK7	1.5168
19	40	40.00	1.25	10.240	2.500	25.840	BK7	1.5168
20	40	50.00	1.50	8.950	2.500	31.008	BK7	1.5168
21	50	60.00	1.20	12.570	2.500	31.008	BK7	1.5168
22	60	80.00	1.33	13.380	2.500	41.344	BK7	1.5168
23	70	100.00	1.43	14.350	2.500	51.680	BK7	1.5168
24	80	104.70	1.31	17.270	2.500	54.143	BK7	1.5168

非球面式　＝　cy^2/1+√1-（1+k) c^2*y^2

生地番号	外径	コート無し		コート付
		1～50個	51～100個	1～50個	51～100個
1	20	25,000	21,500	28,000	24,500
2	20	25,000	21,500	28,000	24,500
3	20	25,000	21,500	28,000	24,500
4	20	25,000	21,500	28,000	24,500
5	25	27,000	23,500	30,000	26,500
6	25	27,000	23,500	30,000	26,500
7	25	27,000	23,500	30,000	26,500
8	25	27,000	23,500	30,000	26,500
9	30	32,000	28,500	35,000	31,500
10	30	32,000	28,500	35,000	31,500
11	30	32,000	28,500	35,000	31,500
12	30	32,000	28,500	35,000	31,500
13	35	38,000	34,500	41,000	37,500
14	35	38,000	34,500	41,000	37,500
15	35	38,000	34,500	41,000	37,500
16	35	38,000	34,500	41,000	37,500
17	40	44,000	45,500	47,000	43,500
18	40	44,000	45,500	47,000	43,500
19	40	44,000	45,500	47,000	43,500
20	40	44,000	45,500	47,000	43,500
21	50	52,000	48,500	55,000	51,500
22	60	62,000	58,500	65,000	61,500
23	70	75,000	71,500	78,000	74,500
24	80	85,000	81,500	88,000	84,500