diff --git a/goal_src/jak1/levels/jungle/jungle-mirrors.gc b/goal_src/jak1/levels/jungle/jungle-mirrors.gc
index a825e9b1b7..c935d53dbf 100644
--- a/goal_src/jak1/levels/jungle/jungle-mirrors.gc
+++ b/goal_src/jak1/levels/jungle/jungle-mirrors.gc
@@ -722,6 +722,16 @@
       (set! (-> *part-id-table* 813 init-specs 11 initial-valuef) (- 32768.0 f0-13))
       (set! (-> *part-id-table* 814 init-specs 3 initial-valuef) (- 49152.0 f0-13))
       (set! (-> *part-id-table* 814 init-specs 11 initial-valuef) (- 49152.0 f0-13)))
+    ;; og:preserve-this hide the binocular borders on non-standard aspect ratios (set alpha to zero)
+    (when (not (-> *pc-settings* use-vis?))
+      (set! (-> *part-id-table* 803 init-specs 9 initial-valuef) 0.0)
+      (set! (-> *part-id-table* 804 init-specs 9 initial-valuef) 0.0)
+      (set! (-> *part-id-table* 805 init-specs 10 initial-valuef) 0.0)
+      (set! (-> *part-id-table* 806 init-specs 10 initial-valuef) 0.0)
+      (set! (-> *part-id-table* 807 init-specs 10 initial-valuef) 0.0)
+      (set! (-> *part-id-table* 808 init-specs 10 initial-valuef) 0.0)
+      (set! (-> *part-id-table* 809 init-specs 10 initial-valuef) 0.0)
+      (set! (-> *part-id-table* 810 init-specs 10 initial-valuef) 0.0))
     (spawn (-> self part) *zero-vector*)
     (let ((s4-5 (new 'stack-no-clear 'vector))
           (s3-2 (new 'stack-no-clear 'vector))