![](thumbnails/MOCKUP.jpg) 1 From left to right: 5x5 plastic mpmt mockup,
SLAC electronics, UC electronics mockup, standard 2"x2" alum. extrusions, first UC machined cage, drawings of 5x5 detector array |
![](thumbnails/DSC_3419.jpg) 2 UC-EDG F.E.E. Motherboard |
![](thumbnails/DSC_3344.JPG) 3 Second UC machined cage with electronics mockup with white mpmt mounted on support rods |
![](thumbnails/CTA_MODULEmounting.jpg) 4 Drawing of 5x5 cage array sliding on support rods |
![](thumbnails/DSC_3274.JPG) 5 Comparison of SiPM (top) with electronics and mpmt (bottom) |
![](thumbnails/TelescopeArrgmt.jpg) 6 First concept of camera array mounted to inner camera box |
![](thumbnails/CAGEDef.jpg) 7 Alum. Cage deflection under 10 lb. UDL side load |
![](thumbnails/view7.jpg) 8 Early camera concept showing inner & outer enclosures; also shows Mounting flange to Camera structure |
![](thumbnails/CTA_ModulePlates.jpg) 9 Camera sub-module plate square arrangement |
![](thumbnails/CTA_ModulePlates2.jpg) 10 5 x 5 sensor module plate array showing connector access & support rods. |
![](thumbnails/DSC_3517.JPG) 11 Load & fit test of module/rod support, also showing type 2 module under construction. |
![](thumbnails/DSCN0870.JPG) 12 Type 2 module (on right)
with several riser shims in assembly and foreground. |
![](thumbnails/CTA_ModuleMountPlate.jpg) 13 Pin deflection under 8 lb. load on 2.0” end length. |
![](thumbnails/Hexapod.jpg) 14 Concept sketch for side hexapod mount. |
![](thumbnails/preview.jpg) 15 33” x 33” x 3/8” camera front aluminum support plate deflections under 200 lbs. UDL with 4 mid-span edge supports. |
![](thumbnails/FirstCameraWeight.png) 16 Camera weight estimate |
![](thumbnails/CTA2_Bulkhead.jpg) 17 |
![](thumbnails/deflect14.jpg) 18 Bulkhead plate deflection under 600 lb. UDL with 2 opposite edge supports. |
![](thumbnails/CTA3_InnerEnc_Bulkhead.png) 19 |
![](thumbnails/Deflect21.jpg) 20 |
![](thumbnails/experiment.jpg) 21 Camera rear view showing inner enclosure, electronics, and outer shell - Conceptual Design |
![](thumbnails/labView.jpg) 22 Camera ready for testing |
![](thumbnails/version32.jpg) 23 Inner Enclosure with Camera Arrangment |
![](thumbnails/RevA.jpg) 24 Conceptual Design & weight estimates of Complete Camera Assembly for Review |
![](thumbnails/Deflect3.jpg) 25 Bulkhead deflection for square enclosure design with same settings as image 18 |
![](thumbnails/CTA3_SQUAREbulkhead.jpg) 26 Square Camera Configuration – showing Bulkhead and Inner Enclosure |
![](thumbnails/Version10_22c.jpg) 27 Square Camera with outer enclosure/structure-mount flange and inner enclosure/bulkhead |
![](thumbnails/CageSensorDef.png) 28 SiPM mounted to columns-Deflection under 2 lb. UDL side loading |
![](thumbnails/Version10_26a.jpg) 29 |
![](thumbnails/cameraModels.jpg) 30 Scale models of four camera design types |
![](thumbnails/DSCN1170.jpg) 31 Full scale prototypes of two versions for the FEE/Sensor support cage |
![](thumbnails/DSC_3771.jpg) 32 FEE/cage structure protypes , 4 versions, showing deflections under 2 lb. UDL |
![](thumbnails/view124d.jpg) 33 From left- SiPM with block & cooler assembly, FEE, cages, lattice, post, back plate, mother board. |
![](thumbnails/Version125B.jpg) 34 |
![](thumbnails/view1210c.jpg) 35 |
![](thumbnails/Result_0_2.png) 36 0.0015 in. center deflection under 600 lb. UDL |
![](thumbnails/Post_and_Lattace_Def.jpg) 37 A portion of the FEE support post and lattice assembly under 1 lb. UDL (each post) |
![](thumbnails/PostLattDEF3.jpg) 38 A portion of the post & lattace assembly under 1 lb. top loading on all 25 posts |
![](thumbnails/Camera_Deflect2.jpg) 39 inner enclosure deflection under 600 lb. UDL load |
![](thumbnails/Version1217g.jpg) 40 |
![](thumbnails/DSCN1233.JPG) 41 Mockup shows the 1.25” Bulkhead plate (far right) with groove for 10 mm dia. copper tubing, the new X post, and
the new front lattice. It also shows the model of the FEE , previous shorter cage, and the top SiPM sensor (far right) |
![](thumbnails/Version1220e.jpg) 42 |
![](thumbnails/version111e.png) 43 |
![](thumbnails/Result_0_4.png) 44 Z adjustment deflections on innner enclosure – 120 lbs. on each of 4 bars |
![](thumbnails/NewCameraDesign.jpg) 45 5th generation camera concept – square inner enclosure with outside enclosure corners chamfered to redude mirror shadowing |
![](thumbnails/CTA6_octoBulkhead.png) 46 New camera geometry to reduce mirror shadow to 1.4 meters |
![](thumbnails/RevB.jpg) 47 |
![](thumbnails/CTA7_FrontSetbackModel.jpg) 48 |
![](thumbnails/InnerStress3.jpg) 49 Inner enclosure stress study with four 300 lb. UDL side loads and 2 two 200 ld. UDL vertical loads |
![](thumbnails/version425d.jpg) 50 inner enclosure showing bulkhead penetrations,available zone for adjustment mechanisms, and outer enclosure |
![](thumbnails/Vers8_58.jpg) 51 Camera conceptual design - Version 8 |
![](thumbnails/version514b.jpg) 52 Front camera view showing SiPm sensor module prior to insertion, cooling fans, and telescope structure interface flange |
![](thumbnails/CameraGeometry.jpg) 53 |
![](thumbnails/5x5prototype.jpg) 54 Preliminary design for first prototype at Chicago -October 2013 |
![](thumbnails/cameraBuild.jpg) 55 |
![](thumbnails/version617b.jpg) 56 Hexagon Camera Geometry with 3 point mount |
![](thumbnails/64lbCenterLoad.jpg) 57 Front lattace under 16 center post push @ 4 lbs. = 64 lb. |
![](thumbnails/image001.png) 58 Outer enclosure deflections & main ring lift with hexapod mount pad loading @ 600 lbs. x 3 @ 120 degrees |
![](thumbnails/CTAcameraMount.jpg) 59 Camera Main subassemblies – exploded view |
![](thumbnails/NEW5x5.jpg) 60 |
![](thumbnails/positionStages2.jpg) 61 Camera position stages (shown in green) |
![](thumbnails/PrimaryStructures.jpg) 62 |
![](thumbnails/CameraGeoRevA.jpg) 63 |
![](thumbnails/Oct11overlay.jpg) 64 |
![](thumbnails/Version1114b.jpg) 65 |
![](thumbnails/FrontElements.jpg) 66 Camera front Elements – sensor module,lattace,positioner ring + telescope mount gussets, & cooling unit |
![](thumbnails/CrateFeflection.jpg) 67 |
![](thumbnails/InnerFrame1_5a.jpg) 68 |
![](thumbnails/SiPMsensor.jpg) 69 SiPM Sensor design |
![](thumbnails/crate.jpg) 70 Camera crate with Octagon bulkhead plate |
![](thumbnails/VERSION124b.jpg) 71 Primary Inner Camera Assembly |
![](thumbnails/MechanicalJan24.jpg) 72 graphic for Jan.24 mechanical telecon |
![](thumbnails/AssmJan27.jpg) 73 Camera design version 12 |
![](thumbnails/CameraMechJan31.jpg) 74 |
![](thumbnails/version210b.jpg) 75 CTA camera arrangement - prototype baseline Feb. 19, 2014. |
![](thumbnails/9.jpg) 76 Expoded Prototype camera showing major assemblies-Top outside enclosure, Crate (focal plane box,rack,rear elect.shroud), OSS mount ring, and rear outside enclosure. |
![](thumbnails/312CarbonFiberPosts.jpg) 77 Start of 5 x 5 camera module using 4 carbon fiber posts,center FEE cage, sensor mockup, and bulkhead. |
![](thumbnails/cameraUpdate318.jpg) 78 |
![](thumbnails/WindowStudy.jpg) 79 |
![](thumbnails/CameraMechanics321.jpg) 80 Presentation for Internal Camera Design Update meeting March 21, 2014 |
![](thumbnails/CameraMechMeeting328.jpg) 81 |
![](thumbnails/Mechanicalfor41714.jpg) 82 |
![](thumbnails/CameraCrate11.jpg) 83 Revised Camera crate geometry and showing new carbon fiber posts |
![](thumbnails/4boltmount.jpg) 84 deformation study with 180 lb.UDL on the top lattice and 180 lb.UDL on bottom bulkhead – supported by 4 top ½ bolts |
![](thumbnails/Version529c.jpg) 85 |
![](thumbnails/Version63b.jpg) 86 |
![](thumbnails/ModuleDesign6_6.jpg) 87 |
![](thumbnails/firstAirStudy.jpg) 88 |
![](thumbnails/CoolingUnit.jpg) 89 |
![](thumbnails/CameraWork613.jpg) 90 |
![](thumbnails/Version618d.jpg) 91 Prototype Camera Arrangement |
![](thumbnails/BulkheadPlateShopDet.jpg) 92 |
![](thumbnails/UCbulkheadWork.jpg) 93 |
![](thumbnails/BasicCage-FEE-1.jpg) 94 |
![](thumbnails/CameraLatticeRevB.jpg) 95 |
![](thumbnails/innerParts.jpg) 96 |
![](thumbnails/camSize.jpg) 97 |
![](thumbnails/camera_Components.jpg) 98 |
![](thumbnails/photo99.jpg) 99 Bulkhead with center 4 rods & cages for test fit |
![](thumbnails/cameraAssemblies.jpg) 100 Camera housings being assembled- bulkhead, motherboard shroud,& heat exchanger |
![](thumbnails/lattice3.jpg) 101 Camera Lattice plate delivered and qc’d flat to within .008” |
![](thumbnails/Jan2a.jpg) 102 |
![](thumbnails/CameraMechJan3.jpg) 103 |
![](thumbnails/ViewsFeb9.jpg) 104 |
![](thumbnails/CamMech217.jpg) 105 |
![](thumbnails/FPBsetup.jpg) 106 |
![](thumbnails/CamMechApril14.jpg) 107 |
![](thumbnails/fjjehifa.jpg) 108 CTA engineering students – Samantha and Andrew assembling the camera crate |
![](thumbnails/DSC_5756.jpg) 109 Camera Crate in transport frame awaiting trip to FermiLab to be CMM measured and mapped |
![](thumbnails/DSC_5938.JPG) 110 Camera crate on CMM watched by operator and Rich Northrop |
![](thumbnails/DSC_6027.JPG) 111 Camera hardware being assembled by engineering intern Elliot Weiss and Bob Metz |
![](thumbnails/positionerTest.jpg) 112 Test setup of the camera positioner & controls |
![](thumbnails/CTA_Assy_005.jpg) 113 Camera mount ring with positioner assemblies and Front shroud mounted |
![](thumbnails/CTA_Assy_004.jpg) 114 Camera inner structure with rear electronics shroud mounted |
![](thumbnails/DSC_6654.jpg) 115 Rear camera shroud being setup on welding table |
![](thumbnails/DSC_6680.jpg) 116 The water-proof rear camera shroud and cover being constructed by Bob Metz. |
![](thumbnails/DSC_6741.jpg) 117 camera front view |
![](thumbnails/DSC_6786.jpg) 118 rear shroud being fitted to camera |
![](thumbnails/positionerLowerDrives.jpg) 119 camera positioner base drives being tested with controller input |
![](thumbnails/DSC_6912.JPG) 120 camera front with first 4 sensors installed, lift yoke mounted and window frame attached |
![](thumbnails/DSC_6926.jpg) 121 rear view of camera showing central Motherboard mockup |
![](thumbnails/DSC_7076.JPG) 122 front camera view during final assembly and testing
of positioner and fans |
![](thumbnails/DSC_7121.JPG) 123 Scott Wakely lowers the camera into its shipping crate. |
![](thumbnails/DSC_7137.JPG) 124 camera is ready to be boxed-in and sent to UW for electronics & full sensor installation. |