Celestron Astro Fi 5 Schmidt-Cassegrain Telescope

Packaging Size

box packing

Finish

Well Finished

Size

Standard

Weight

16.8 lbs (7.6 kg)

Usage/Application

Telescope

I Deal In

New Only

Packaging Size

box packing

Finish

Well Finished

Size

Standard

Weight

16.8 lbs (7.6 kg)

Usage/Application

Telescope

I Deal In

New Only

Optical Tube Info:

Optical Design:

Schmidt-Cassegrain

Aperture:

125mm (4.92)

Focal Length:

1250mm (49.2)

Focal Ratio:

f/10

Focal Length of Eyepiece 1:

25mm (0.98)

Magnification of Eyepiece 1:

50x

Focal Length of Eyepiece 2:

10mm (0.39)

Magnification of Eyepiece 2:

125x

Finderscope:

Star Pointer red dot finder scope

Star Diagonal:

1.25

Optical Tube:

Aluminum

Highest Useful Magnification:

295x

Lowest Useful Magnification:

18x

Limiting Stellar Magnitude:

13

Resolution (Rayleigh):

1.11 arc seconds

Resolution (Dawes):

0.93 arc seconds

Light Gathering Power (Compared to human eye):

329x

Secondary Mirror Obstruction:

50mm (1.96)

Secondary Mirror Obstruction by Area:

16%

Secondary Mirror Obstruction by Diameter:

40%

Optical Coatings:

Fully Coated

Optical Tube Length:

355.6mm (14)

Optical Tube Diameter:

180mm (17)

Optical Tube Weight:

6.8 lbs (3.08 kg)

Dovetail:

CG-5 Dovetail bar

Mount Type:

Computerized Altitude-Azimuth Single Fork Arm

Instrument load capacity:

8 lbs (3.6 kg)

Height adjustment range (includes mount and tripod):

863.6mm - 1371.6mm (34 - 54)

Tripod leg diameter:

31.75mm (1.25) Aluminum

Mount Head Weight:

5 lbs (2.3 kg)

Accessory Tray:

Yes. Includes rubberized smartphone or tablet holder

Tripod Weight:

5 lbs (2.3 kg)

Slew Speeds:

max slew rate is 3/second

Tracking Rates:

Sidereal, Solar, and Lunar

Tracking Modes:

Alt-Az, EQ North and EQ South

GPS:

N/A

Dovetail Compatibility:

CG-5 Dovetail

Number of Auxiliary ports:

2x AUX port for optional accessories

Autoguider port:

No

No (only with optional Nexstar+ remote)

Power Requirements:

12V DC, 1A (Tip positive)

Motor Drive:

DC servo motor

Alignment Procedures:

SkyAlign, 3-Star Align, Solar System Align

Periodic Error Correction:

No

Computerized Hand Control:

Hand control not included (optional)

NexStar+ Database:

Optional Nexstar+ hand remote provides over 40,000 objects in the computers database

Software:

Celestron Starry Night Special Edition Software and SkyPortal App. Each provide over 100,00 objects in their database

Included Items:

Optical tube
Mount and tripod
25mm and 10mm eyepieces