What is the focal ratio of SVBONY SV503 Telescope?

The focal ratio of the SVBONY SV503 Telescope is f/7

What kind of glass is used in its objective lens?

Doublet air spaced achromatic S-FPL51 ED glass is used in its objective lens

Does it have a focus knob cover?

Yes, it comes with dual focus rack and pinion focuser with focus knob cover.

What is the Strehl reading on this scope?

The Strehl reading on this scope is 0.95.

How much does the 102mm weigh with the rings and dovetail included?

The 102mm scope weighs 12.1 pounds (5.5kg) with the rings and dovetail included.

Do they come in foam fitted hard case?

No, they don't. The box they come in has styrofoam cushioning.

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SVBONY

SVBONY SV503 Telescope, 102ED F7 Extra Low Dispersion Achromatic Refractor OTA, Micro-Reduction Rap Focuser, for Astrophotography

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SVBONY SV503 Telescope delivers bright wide-field images with sharp resolution, thanks to its large objective lens and ultra wide band multi-layer coating technology.

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Features & Benefits

102mm objective lens diameter and f/7 focal ratio telescope OTA
Doublet air spaced achromatic S FPL51 ED glass for less chromatic aberration image
Retractable lens hood delivers bright wide field images
Dual focus rack and pinion focuser with focus knob cover for easy focusing
Package includes 2 inch to 1.25 inch adapter, metal hoop and dovetail
Best for astrophotography

Product Description

Overview

SVBONY SV503 Telescope, 102ED F7 Extra Low Dispersion Achromatic Refractor OTA, Micro-Reduction Rap Focuser, for Astrophotography

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Customer Questions & Answers

Question : What is the focal ratio of SVBONY SV503 Telescope?
Answer : The focal ratio of the SVBONY SV503 Telescope is f/7
Question : What kind of glass is used in its objective lens?
Answer : Doublet air spaced achromatic S-FPL51 ED glass is used in its objective lens
Question : Does it have a focus knob cover?
Answer : Yes, it comes with dual focus rack and pinion focuser with focus knob cover.
Question : What is the Strehl reading on this scope?
Answer : The Strehl reading on this scope is 0.95.
Question : How much does the 102mm weigh with the rings and dovetail included?
Answer : The 102mm scope weighs 12.1 pounds (5.5kg) with the rings and dovetail included.
Question : Do they come in foam fitted hard case?
Answer : No, they don't. The box they come in has styrofoam cushioning.

Customer Ratings

4.7 out of 5

197 customers ratings

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SVBONY SV503 Telescope, 102ED F7 Extra Low Dispersion Achromatic Refractor OTA, Micro-Reduction Rap Focuser, for Astrophotography

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SVBONY SV503 Telescope, 102ED F7 Extra Low Dispersion Achromatic Refractor OTA, Micro-Reduction Rap Focuser, for Astrophotography

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