From cf15a0b584a999c1432c5c2980cb70cc99739467 Mon Sep 17 00:00:00 2001
From: Louis Desdoigts <ldes9555@uni.sydney.edu.au>
Date: Thu, 10 Nov 2022 16:01:01 +1100
Subject: [PATCH] Small fix to Insturment.model with optional optics input

---
 dLux/core.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/dLux/core.py b/dLux/core.py
index 95a62993..274da550 100644
--- a/dLux/core.py
+++ b/dLux/core.py
@@ -481,7 +481,11 @@ def model(self : Instrument, **kwargs):
             single array (if return_tree is false), or a pytree like object
             with matching tree strucutre as the input scene/sources/source.
         """
-        optics = optics if 'optics' in kwargs else self.optics
+        if 'optics' in kwargs:
+            optics = kwargs['optics']
+            kwargs.pop('optics')
+        else:
+            optics = self.optics
         kwargs['detector'] = self.detector if 'detector' not in kwargs \
                                                         else kwargs['detector']
         kwargs['filter']   = self.filter   if 'filter'   not in kwargs \