Dianfan 90mm 90800 800mm Manual Focus Altazimuth Telescope

Expert Parent Analysis: Tech Translator

This telescope features a focal length of 800 mm and a large 90 mm aperture lens, allowing for remarkable light-gathering capability. The lenses are fully coated to enhance contrast and improve color clarity, making celestial observations more vibrant. With a zoom ratio up to 240x, it’s suitable for detailed views of the Moon and other astronomical objects. The design includes two eyepieces and a 3× Barlow lens for versatile magnification options, while the 45° zenith mirror ensures images are presented upright for terrestrial viewing. Quick assembly makes it user-friendly, enabling families and beginners to efficiently set it up and start observing. Additionally, its lightweight design and included carry bag enhance portability, whether for casual gatherings or outdoor excursions.

Brand Trust Report

Dianfan appears to be a newly established brand aiming to provide beginner-friendly telescopes at accessible pricing. Current data indicates a lack of comprehensive brand presence or extensive history, making it challenging to determine long-term reliability in terms of warranty support or product quality. While the optics and functionality of their telescopes seem adequate based on specifications, consumers should be cautious as there is limited information on customer service and product consistency. Hardware Quality Score: 55/100.

Customer Reviews Summary

This telescope has received an overall rating of 4.4 out of 5 stars from 775 reviews. Users generally appreciated the clear visuals and easy setup, making it a suitable choice for both beginner and intermediate users. However, some reviews indicated concerns regarding user instructions and initial calibration.

Product Overview

This Dianfan refractor telescope is an excellent educational tool for students interested in astronomy and the natural sciences. Its high-quality optics and easy-to-use design make it suitable for classroom activities or home learning. The telescope will help students understand celestial bodies' movements and characteristics, encouraging curiosity and exploration about the universe.

Detailed Specifications

• Eye Piece Lens Description: Kellner
• Mount: Altazimuth Mount
• Focus Type: Manual Focus
• Finderscope: Straight-Through
• Compatible Devices: Smartphone
• Coating: Fully Coated
• Focal Length Description: 800 millimeters
• Field Of View: 20.17 Degrees
• Zoom Ratio: 240
• Additional Features: High-quality, fully coated lenses and 45° zenith mirror for upright terrestrial viewing
• Optical-Tube Length: 800 Millimeters
• Objective Lens Diameter: 90 Millimeters
• Item Dimensions D x W x H: 31"D x 11"W x 5"H
• Exit Pupil Diameter: 0.26
• Brand: Dianfan
• Model Name: 90800
• Manufacturer: Dianfan
• Manufacturer Part Number: DIANFAN-90800-2
• Model Number: 90800
• Warranty Description: 2 years
• Unit Count: 1.0 Count
• ASIN: B0CPTTMW9Q