52
Total instrument capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500 lbs.
Aperture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20"
Optical design . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Advanced Coma-Free
Optical coatings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . UHTC™
Mount . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Robotic Equatorial
Gear pitch diameter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13.625"
Periodic error . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 arc sec.
Latitude . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0-90°
No. of drive gear teeth . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 652 (RA & DEC)
MAX-ACF
Optical Design
Advanced Coma-Free
Clear Aperture
20"
UHTC™ Coatings Standard
Ultra-High Transmission Transmission Coatings (UHTC™
Resolving Power (Dawes Limit)
.228 arc seconds
Focal Length, Focal Ratio
4064mm, f/8
Telescope Mounting
MAX Robotic Equatorial Mount
Periodic Error Correction
Both axes
Ten (10) arc seconds (raw); Two (2) arc seconds with PECTOOL
Control Panel
2 multi-function, multi-port panels
Focus 4-speed front focusing
mechanism
included
GPS, North sensors included
16-channel GPS receiver (on Mount)
Pointing Precision
High Precision Mode 1-arc min.
Autostar® II Hand Controller
Included (147,541 object database)
Alignment
Equatorial
North electronic sensors
Included
Temperature Control
Thermal stabilization fan
Power
12VDC, 5amp power supply required
Slew Speeds:
RA and Dec: 0.01x to1.0x sidereal, variable in 0.01x increments; 2x, 8x, 16x, 64x, 128x
sidereal; 1°/sec. to 2°/sec., variable in 0.1° increments All models
Tracking Rates
Sidereal, lunar, solar or custom-selected from 2000 incremental rates All models
Primary, Secondary Mirrors
Pyrex® glass, fine-annealed
Correcting Plate/Lens
Borofloat
Adjustable Counterweights
Requires 3 - 35lb.
Counterweights (included)
Fixed Counterweights
Requires 2 - 43lb.
Counterweights (included)
Accessories
8 x 50mm viewfinder, 2.0" diagonal mirror with 1.25" adapter,
UltraWide 24mm eyepiece.
Net Weight
694 pounds
TELESCOPE SPECIFICATIONS
Looking at or near the
Sun
will cause
irreversible
damage to your eye. Do not point this telescope at or near the
Sun. Do not look through the telescope as it is moving.
Summary of Contents for MAX-ACF
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