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• Who are we (contact us)

• Introduction to GL

• Our work

• Data & Software 

 Q0957+561

Optical Monitoring

HST-STIS Spectra

 PROGRAMS

Simple FORTRAN programs to apply the d² test (accurate and robust time delay measurements)

• Postgraduate Course on GL

ANGLES SCHOOL POSTER-PDF

• Workshop 2004

WORKSHOP POSTER-PDF

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• Links

Introduction to GL

• (i)          Brief historical introduction

• (ii)         The lens equation

• (iii)        Magnification & Critical curves

•  (iv)        Time delay

• (v)         Simple lens models

• (vi)        Microlensing

• (vii)       Intrinsic Variability of quasars

• (viii)      References