Polar Scopes

Astro-Physics has offered 5 different polar scopes over the years. This page will help you Identify the polar scope you own.

This is the original model which was shipped until January 2000.

Instruction Manual for PASILL -

This model shipped from January 2001 through July 2002. It was sold with either a battery pouch or cable.

Instruction Manual for PASILL2 -
(06-12-01) PDF

This model shipped from August 2002 until July 2005. Its reticle had 3 epoch markings (1990, 2000 & 2010) for the north and crosshair markings for the 2 alignment stars in the south.

Instruction Manual for PASILL3 -
(09-24-02) PDF

This model shipped from August 2005 until 2010 and is now offered again. It has a reticle that is marked for 4 Epochs: 2005, 2010, 2020 and 2030.

This model began shipping February 2010 for a brief time. The PASILL4L model is identical to the PASILL4 except that a battery pack was no longer included. Astro-Physics provided an LED illuminator on the included cable that was powered directly from the mount control box. It could only be used with the GTOCP1, GTOCP2 or GTOCP3 control boxes since they have reticle connectors. The reticle is marked for 4 Epochs: 2005, 2010, 2020 and 2030.

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This page was last modified: May 6, 2020