RICH 2015 Testbeam Lens

This page summarises the main characteristics of the RICH 2015 test beam lens.

Specifications

Specifications given by Edmund Optics:

Parameter Value
Diameter 150.0 mm
Diameter 6.0 inches
Diameter Tolerance +0.0/-0.5 mm
Effective Focal Length EFL 300.0 mm
Effective Focal Length EFL 12.00 inches
Back Focal Length BFL 284.00 mm
Centre Thickness CT 24.40 mm
Radius of Curvature 155.10 mm
Coating Uncoated
f/# 2
Numerical Aperture NA 0.25
Substrate N-BK7
Type Condenser Lens
Wavelength Range 350 - 2200 nm
RoHs Compliant

RadiatorSpecifications.png

Specifications measured by the CERN Materials & Metrology group:

Parameter Nominal Value [mm] Actual Value [mm] - Tolerance [mm] +Tolerance [mm] Deviation [mm]
Planarity Flat Lense 0.000 0.017 0.000 0.050 0.017
Diameter 150.000 149.845 -0.200 0.200 -0.155
Centre Thickness 24.400 24.397 -0.100 0.100 -0.003
Radius of Curvature - Minimum 155.100 155.960 -0.200 0.200 0.860
Radius of Curvature - Maximum 155.100 155.960 -0.200 0.200 0.860
Radius of Curvature - Average 155.100 155.960 -0.200 0.200 0.860

Transmission Curve

The table below shows the transmission curve in dependence of the wavelength.

Wavelength [nm] Rel. Transmission [%]
800 90.29
795 90.35
790 90.35
785 90.39
780 90.41
775 90.5
770 90.45
765 90.42
760 90.53
755 90.51
750 90.55
745 90.51
740 90.56
735 90.48
730 90.56
725 90.53
720 90.57
715 90.54
710 90.61
705 90.59
700 90.54
695 90.6
690 90.59
685 90.61
680 90.55
675 90.54
670 90.51
665 90.47
660 90.45
655 90.46
650 90.44
645 90.51
640 90.57
635 90.48
630 90.47
625 90.49
620 90.51
615 90.52
610 90.54
605 90.52
600 90.54
595 90.56
590 90.56
585 90.56
580 90.57
575 90.6
570 90.58
565 90.59
560 90.58
555 90.6
550 90.57
545 90.59
540 90.54
535 90.54
530 90.54
525 90.51
520 90.49
515 90.48
510 90.45
505 90.41
500 90.4
495 90.38
490 90.33
485 90.31
480 90.27
475 90.24
470 90.22
465 90.19
460 90.13
455 90.06
450 89.97
445 89.86
440 89.84
435 89.89
430 89.89
425 89.85
420 89.83
415 89.86
410 89.82
405 89.76
400 89.65
395 89.37
390 88.85
385 88.11
380 87.35
375 86.92
370 86.15
365 84.58
360 82.15
355 78.59
350 73.31
345 65.99
340 56.06
335 43.53
330 29.38
325 15.93
320 6.16
315 1.44
310 0.19
305 0.06
300 0.07
295 0.07
290 0.08
285 0.09
280 0.09
275 0.1
270 0.1
265 0.11
260 0.11
255 0.12
250 0.13

-- MichelePieroBlago - 2015-07-14

Topic attachments
I Attachment History Action Size Date Who Comment
PDFpdf Condenser_Lens.pdf r1 manage 78.9 K 2015-07-16 - 17:58 MichelePieroBlago Condenser lens specification as given by Edmund Optics
Unknown file formatxlsx Condenser_Lens_Spreadsheet.xlsx r1 manage 6.1 K 2015-07-22 - 14:20 MichelePieroBlago Transmission curve table of the radiator lens.
PNGpng RadiatorSpecifications.png r1 manage 31.8 K 2015-07-22 - 14:14 MichelePieroBlago Radiator specification picture by Edmund Optics
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Topic revision: r5 - 2016-02-09 - RobertaCardinale
 
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