University College London, Optical Science Laboratory

bHROS Progress

bench-mounted High Resolution Optical

SpectrographbHROS

bHROS Progress General

bHROS Progress

University College London, Optical Science Laboratory

Image Slicer Optical Components

• All major optical components in house.

• Coatings needed for– Camera optics– Collimator final

coating– Image slicer optics– Image slicer relay

optics

bHROS Progress

University College London, Optical Science Laboratory

Cross Dispersion Prisms on Baseplate

Close-up on flexures

Prisms on baseplate

bHROS Progress

University College London, Optical Science Laboratory

Mechanics

• All major mechanical components manufactured

• Outstanding items are– Image slicer mounting– Laser input plate– Exposure meter mount

GoniometerLinear translator

Image slicer interface

bHROS Progress

University College London, Optical Science Laboratory

Electronics

• Most of the cables are now manufactured

• Delay as needed larger electronics enclosure

• Some of the test preformed with temporary cables

• Final cabling is now established

bHROS Progress

University College London, Optical Science Laboratory

Software

• All major components tested.

• Components operate with in specified tolerances

• Software for exposure meter pending testing

• CCD controller upgrade to PowerPC needs testing

bHROS Progress

University College London, Optical Science Laboratory

Exposure Meter LayoutFersnel lens

Exposure meter detector

All major components now in house undergoing testing, mech. design underway

bHROS Progress

University College London, Optical Science Laboratory

Off Axis Camera SetupMechanics out for manufacture