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Updated 3/26/24

Upgrades

Imaging Newtonians

Apertura Type Dobsonians

Dobsonian Mounts

Read: About Our Mounts.
Help me choose a mount.

Standard solid.
Custom collapsible.
Custom solid.
Custom lightweight solid.

Options:
Mount Integrated Setting Cicrles.
Height-Stand Mounts.
Height adjustment stands.

Manual Setting Circles

Individual altitude or azimuth.
EZ-Adjust integrated.

ATM Altitude and Azimuth
Bearing Parts

Bearing Works: get everything.
Or buy individual items:
Laminate rings and strips.
Teflon pads.
Azimuth bolt assembly kits.

Sharpening Masks

Visual
Primary:Fix Turned Down Edge.
Aperture: Eliminate spider spikes.

Imaging
Primary: Remove mirror clip flare.
Spider: Remove diffraction spikes.

Optimized Mirror Cells

6" to 13.1" circular aperture:
with no mirror-clip intrusions.

Altitude Bearings

Upgrades for small 5" bearings.
Standard small 12" bearings.
Standard large 18" bearings.

Clamshell & Rotating Rings

For Dobsonian mounts.
For Equatorial mounts.