Explore Scientific Apochromatic refractor AP 102/714 ED FCD-100 CF Hexafoc iEXOS-100 PMC-8 Wi-Fi GoTo (85166)

The FCD-100 Optical Apochromatic Refractor: A Gold Standard in Small to Medium Aperture Telescopes

This exceptional three-element apochromatic refractor, featuring special FCD-100 glass by Hoya, Japan, sets a new benchmark for color purity in its price range. The optical design achieves an impressive polystrehl value of 0.97, indicating extremely high correction and image quality.

Versatility and Performance
This apochromat excels in various astronomical applications:

• Fast aperture ratio enables quick exposure times for astrophotography

• High image quality and exceptional contrast allow for broad observations

• Ultra-clear planetary observations are possible

Compact and Lightweight Design

• Carbon fiber tube construction ensures lightweight portability

• Retractable dew cap for compact storage and transportation

High-Quality Focuser

• 2.5" Hexafoc drawtube with 1:10 reduction

• Large free diameter prevents vignetting with larger camera sensors

Key Features

• Three-lens apochromat with two air spaces and FCD-100 element

• Lightweight carbon fiber tube

• High-end 2.5" Hexafoc 10:1 DeLuxe Focuser

Specifications

Optical System

• Type: Refractor (Apochromat)

• Aperture: 102 mm

• Focal Length: 714 mm

• Focal Ratio: f/7

• Resolving Power: 1.35 arcseconds

• Limiting Magnitude: 11.8

• Light Gathering Capacity: 210x (compared to human eye)

• Maximum Useful Magnification: 204x

Tube Assembly

• Material: Carbon fiber

• Coating: EMD

• Weight: 3.3 kg

• Length: 640 mm

• Diameter: 121 mm

• Carrying Length: 550 mm

• Construction: Full tube

• Lens Design: Triplet

• Glass Material: HOYA FCD-100

Focuser

• Type: Hexafoc

• Eyepiece Connection: 2"

• Fine Focusing: 1:10 reduction

• Backfocus: 150 mm

• Free Aperture: 64 mm

Mount: iEXOS-100 PMC-8 Wi-Fi GoTo

• Type: Equatorial

• GoTo Control: Yes

• Motors: Stepper motors

• Drive: Worm wheel

• Battery Compartment: Yes

• Weight: 12 kg

• Power Consumption: 4 mA

• Load Capacity: 5 kg

• Alignment Method: 3-star

• Remote Control: Yes

• GoTo Language: Multilingual

• Wi-Fi: Yes

Tripod

• Material: Steel

• Weight: 2.5 kg

• Accessory Tray: Yes

Included Accessories

• Tube Clamps

• Dew Shield

• 8x50 Finder Scope

• Finder Base: Meade/Explore Scientific T-Profile

• Carrying Handle

• Vixen-Style Dovetail Rail

• Extension Tubes

• 26mm 1.25" Eyepiece

• Counterweights: 3 pieces, 1 kg each

Applications

• Moon & Planets: Yes

• Nebulae & Galaxies: Yes

• Nature Observation: Yes

• Astrophotography: Very Good

• Solar Observation: Only with appropriate solar filter

Recommended For

• Beginners: Yes

• Advanced Users: Yes

• Observatories: No

This telescope, part of the Professional Line series, offers exceptional performance for both visual astronomy and astrophotography, suitable for a wide range of users from beginners to advanced amateurs.