Refractor Apochromatic ED APO 102mm f/7 FCD-100 with HEXAFOC 2.5" Focuser - Explore Scientific

The ED APO 102mm f/7 FCD-100 apochromatic refractor from Explore Scientific is designed for demanding amateur astronomers seeking superior optical and mechanical performance. This triplet apochromat, featuring FCD-100 glass, offers exceptional chromatic correction with a Strehl ratio of 0.97, ensuring impeccable image quality for visual observation and astrophotography.

With its f/7 aperture ratio, this telescope allows for short exposure times while capturing sharp and contrasting images of the North America Nebula, Andromeda Galaxy, and planets. The HEXAFOC 2.5” focuser with a 1:10 reduction ensures precise focusing, and its large 65mm clear aperture prevents vignetting, even with large camera sensors. Compact and lightweight, it is easy to transport, and its retractable dew shield optimizes storage space.

Characteristics :

• Aperture : 102 mm
• Focal length : 714 mm (f/7)
• Optics : Triplet apochromat with FCD-100 glass for high chromatic correction
• HEXAFOC 2.5” focuser with 1:10 reduction
• 65mm clear aperture for vignetting-free use in astrophotography
• Lightweight aluminum tube with retractable dew shield
• Tube weight : 4.0 kg

Advantages :

• Exceptional chromatic correction for sharp and contrasting images
• Ideal for astrophotography and visual observation
• HEXAFOC 2.5” focuser for precise focusing and vignetting-free use
• Compact and lightweight, perfect for travel and quick observations
• Robust construction with included accessories, including a 2” reflectivity 99% star diagonal

Delivered items :

• Explore Scientific ED APO 102mm f/7 optical tube
• 2” star diagonal with 99% reflectivity
• Two extension rings for the focuser
• Clamp rings with adapter plate and handle
• Dust protection caps for objective lens and focuser
• Universal finder shoe

The ED APO 102mm f/7 FCD-100 apochromatic refractor is a versatile and high-performance instrument, offering high-quality images for amateur astronomers and enthusiastic astrophotographers.