Products CNC manufactured for uniformity and precision.
Height can be designed for comfort. Kit or finished. Solid or collapsible.
Mount only, or
... with fitted alt. bearings, or
... with clamshell rings and bearings.
Soon: Standard 6" f/8, 8" f/6 mounts.
Turn 5" into 12" Big Bearings.
New: Mirror box bearing supports.
Small bearings fit to tube curve.
Large bearings for mirror boxes.
Add bearings to your
New: 6" low cost, 3 point support.
Standard 8" - 12.5", 6 point flotation.
Universal for conical
Dovetail plate mount Newtonians on these heavy duty or lightweight
Eliminates stray light.
New: Round Teflon improves motion.
Teflon altitude and azimuth pads.
FRP bearing strips, azimuth rings.
Tube end rings
Club Discount Programs
FRP azimuth rounds.
FRP azimuth rings.
Work / Who Are We?
Standard 8", 10" and 12.5" Mirror Cells
6" Mirror Cells -
is meant by "Optimizied"? All mirrror cells we supply
have the best support positions calculated using the optimization
6" mirror cells have felt pads applied at the optimal mirror
support positions. Support arm position for 8" and larger
mirrors is also calculated on PLOP.
Optimization eliminates stresses that can distort the image
improper support placement can produce. We also provide mirror
clips cut to within 1/8" of the mirror's front surface.
Cells - in stock
Top view of Universal Mirror Cell
Fits standard mounting or
conical mirrors from 8" to 13.1".
Comes with three adjustable tube supports.
Optional mirror clip sets are adjustable height.
Mirror Cell for 8" to 13" primaries.
Clip Set (3)
Universal Mirror Cell
materials and specifications.
The Universal Mirror
Cell fits a minimum 8-3/8" interior dimension tube. Two 1/2"
Baltic Birch plywood plates contain 2-1/4" hex head bolts held
securely in the top plate. Washers under the top plate cap heavy duty
flat ended springs that ride on the bolts between the top and bottom
plates. Bottom of springs are captured in wells in the top of the
bottom plates. Bolts pass through bottom plate, washers and contained
by the collimating knobs. The tube supports are 1/8" aluminum,
which can also be used as mirror clip assemblies. Wooden parts painted
||2.75" from back
of collimation knobs - can be made 0.375" (see mounting below).
||Uses 1/4-20 screws -
three available positions - see
forward of the rear plate.
back of the rear plate.
back of the rear plate.
Mirror Clip Set adds 0.1 lb.