Name: Cell with Two Retainers for Achromat Prototyping Kit
Brand: TECHSPEC
SKU: 58-255
Price: NT$5,114

Cell with Two Retainers for Achromat Prototyping Kit

Stock #58-255 5-7 Days

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NT$5,114

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比較

下載產品資料

Type:

Prototyping Kit

Function:

Kit

Regulatory Compliance

RoHS:

Compliant

Certificate of Conformance:

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產品系列說明

適用於原型建立的成像透鏡系統
特別適用於識別所需的放大倍率與孔徑
搭配使用C-接口相機時，與螺旋鏡筒相容

一對消色差透鏡可在成像應用中提供令人驚訝的效能。藉由此系統，可以實驗不同的焦距變換比率，以取得多種放大倍率與視場。 The camera sensor and object should be placed at the focal length of the image and object achromat, respectively (see diagram). The f/# of the lens can be varied by using different apertures. The aperture is a center spacer that slides (no threads) into place between the achromats. Proper focusing can be attained using C-Mount spacers (coarse) and the Helicoid Barrel (fine). The Achromat Protoyping cell threads directly into the helicoid barrel and retainers are used to fix the relative position of the cell. Only 12.5mm diameter achromats can be used with this system. Achromat prototyping kit (#54-666) includes helicoid barrel, achromat prototyping cell, two retaining rings (15mm, for inside helicoid barrel) and 12.5mm achromat kit. Achromat prototyping cell (#54-719) includes the mounting cell, two retainers (for inside mounting cell) and aperture kit. Aperture kit (#54-720) contains seven apertures of 0.0 (customizable by user), 2.0, 3.0, 4.0, 6.0, 8.0, and 10.6mm diameters.

技術資訊

Calculating Magnification: Table of PMAG Values [Mag = (Image Achromat F.L.) / (Object Achromat F.L.)]
Object FL	Image Achromat Focal Length
Object FL	14.0	20.0	25.0	30.0	35.0	40.0	45.0	50.0	60.0	75.0	80.0	90.0	100.0
14.0	1.00*	1.43	1.79	2.14	2.50	2.86	3.21	3.57	4.29	5.36	5.71	6.43	7.14
20.0	0.70*	1.00	1.25	1.50	1.75	2.00	2.25	2.50	3.00	3.75	4.00	4.50	5.00
25.0	0.56*	0.80	1.00	1.20	1.40	1.60	1.80	2.00	2.40	3.00	3.20	3.60	4.00
30.0	0.47*	0.67	0.83	1.00	1.17	1.33	1.50	1.67	2.00	2.50	2.67	3.00	3.33
35.0	0.40*	0.57	0.71	0.86	1.00	1.14	1.29	1.43	1.71	2.14	2.29	2.57	2.86
40.0	0.35*	0.50	0.63	0.75	0.88	1.00	1.13	1.25	1.50	1.88	2.00	2.25	2.50
45.0	0.31*	0.44	0.56	0.67	0.78	0.89	1.00	1.11	1.33	1.67	1.78	2.00	2.22
50.0	0.28*	0.40	0.50	0.60	0.70	0.80	0.90	1.00	1.20	1.50	1.60	1.80	2.00
60.0	0.23*	0.33	0.42	0.50	0.58	0.67	0.75	0.83	1.00	1.25	1.33	1.50	1.67
75.0	0.19*	0.27	0.33	0.40	0.47	0.53	0.60	0.67	0.80	1.00	1.07	1.20	1.33
80.0	0.18*	0.25	0.31	0.38	0.44	0.50	0.56	0.63	0.75	0.94	1.00	1.13	1.25
90.0	0.16*	0.22	0.28	0.33	0.39	0.44	0.50	0.56	0.67	0.83	0.89	1.00	1.11
100.0	0.14*	0.20	0.25	0.30	0.35	0.40	0.45	0.50	0.60	0.75	0.80	0.90	1.00
*Image FL of 14 is not recommended for C-Mount Cameras

Calculating the f/#: Table of f/# Values [F-Number (f/#) =( Image Achromat F.L.) / Aperture Diameter]
Aperture Diameter	Image Achromat Focal Length
Aperture Diameter	14.0	20.0	25.0	30.0	35.0	40.0	45.0	50.0	60.0	75.0	80.0	90.0	100.0
10.60	1.32	1.89	2.36	2.83	3.30	3.77	4.25	4.72	5.66	7.08	7.55	8.49	9.43
8.00	1.75	2.50	3.13	3.75	4.38	5.00	5.63	6.25	7.50	9.38	10.00	11.25	12.50
6.00	2.33	3.33	4.17	5.00	5.83	6.67	7.50	8.33	10.00	12.50	13.33	15.00	16.67
4.00	3.50	5.00	6.25	7.50	8.75	10.00	11.25	12.50	15.00	18.75	20.00	22.50	25.00
3.00	4.67	6.67	8.33	10.00	11.67	13.33	15.00	16.67	20.00	25.00	26.67	30.00	33.33
2.00	7.00	10.00	12.50	15.00	17.50	20.00	22.50	25.00	30.00	37.50	40.00	45.00	50.00
Application Note: Achromat pairs used at moderate f/#s (f/4 - f/8) provide good aberration correction for applications that do not require wide fields of view.