Xinyu Zhao xinyuzhao

## keybase.md

      
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                xinyuzhao
                / keybase.md
            
            
              Created
              November 3, 2016 02:48
            
          
    Keybase proof

I hereby claim:

I am xinyuzhao on github.
I am xinyuzhao (https://keybase.io/xinyuzhao) on keybase.
I have a public key ASDrRVm7YLglXNXlxpvZoUg1oKuFrB6mzWbwlC9EUYVbWAo

To claim this, I am signing this object:

  
## optics.py
# Copyright (c) 2012, Ryan Gomba
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice, this
#    list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright notice,
#    this list of conditions and the following disclaimer in the documentation
	# Copyright (c) 2012, Ryan Gomba
	# All rights reserved.
	#
	# Redistribution and use in source and binary forms, with or without
	# modification, are permitted provided that the following conditions are met:
	#
	# 1. Redistributions of source code must retain the above copyright notice, this
	# list of conditions and the following disclaimer.
	# 2. Redistributions in binary form must reproduce the above copyright notice,
	# this list of conditions and the following disclaimer in the documentation