Uw klantgegevens  |  Mijn verlanglijst  |  Inhoud winkelwagen  |  Afrekenen   
  Hoofdpagina » Telescopen » Refractor - Apochromatisch » William Optics » William Optics Apochromatic refractor AP 81/559 ZenithStar 81 Red OTA
Categorieën




Fabrikanten
Nieuwe producten Meer
Sky-Watcher Evostar-90 (AZ-3) 90mm Refractor Telescoop
Sky-Watcher Evostar-90 (AZ-3) 90mm Refractor Telescoop
215,00 EUR
Snel zoeken
Klantenservice
Over Robtics
Algemene voorwaarden
Privacy verklaring
Verzenden & retourneren
FAQ
Neem contact op

William Optics Apochromatic refractor AP 81/559 ZenithStar 81 Red OTA
[WO 81]

Prijs: 982,00 EUR

 
Product Details

The ZS81 is an F/6.9 FPL53 Doublet air-spaced APO with a CNC machined ultra-high precision lens cell, F/5.5 with a optional x0.8-Flattener. It comes wit a 2.5”R&P Ultra robust focuser with 1:10 dual speed: a treat to use during astrophotography. No image shifting! Heavy duty: perfect for your accessories.

It comes with a innovative Bahtinov Mask Cover!

Despite its 81mm objective, the scope is still very compact and solid. Many airlines will accept it as carry-on luggage! Perfect size for serious observations of deep sky objects and planets. Solar observations possible with proper additional equipment.

This beautiful scope is everything you always wanted in a refractor, starting from extreme sharpness for clear details, and APO color correction.

Product Specificaties

Optics

Type Refractor
Type of build Apochromat Doublet
Aperture (mm) 81
Focal length (mm) 559
Aperture ratio (f/) 6,9
Resolving capacity 1,70
Limit value (mag) 11,3
Light gathering capacity 130
Max. useful magnification 162
Carrying length (mm) 456
Tube weight (kg) 3,5

Focuser

Type of build Gear rack
Connection ( to eyepiece) 2
Gear reduction 1:10 Fine movement
Connecting threaded socket (camera-side) M63
Free aperture (mm) 64

Mount

Type of build OTA
Mounting type no mount

Included accessories

Carrying handle yes
Carrying bag no
Miscellaneous Bahtinov Mask
Tube clamps yes
Prism rail Arca-Swiss & Vixen-Style
Dew Shield yes

General

Series ZenithStar
Colour red

Area of application

Astrophotography yes (very good)
Moon & Planets yes (very good)
Nature Observation no
Nebulae & galaxies yes
Sun no (Only with appropriate Sun filter)

recommended for

Beginners no
Advanced yes
Stel een vraag

 Beoordelingen 
Momenteel wordt bekeken:  William Optics Apochromatic refractor AP 81/559 ZenithStar 81 Red OTA
Talen
Nederlands English Deutsch
Verzending Meer
Review schrijvenGratis verzending vanaf 250 euro!
Winkelwagen Meer
Uw winkelwagen
is leeg
Informatie over de fabrikant
William Optics
William Optics Website
Andere artikelen
Notificaties Meer
NotificatiesHoud mij op de hoogte van updates voor William Optics Apochromatic refractor AP 81/559 ZenithStar 81 Red OTA
Aanbiedingen Meer
DVD - Spacefiles - Het heelalfabet van A tot Z
DVD - Spacefiles - Het heelalfabet van A tot Z
42,50 EUR
35,00 EUR
Bekijk alle aanbiedingen
Beoordelingen Meer
Review schrijvenSchrijf een beoordeling over dit artikel!
Handleidingen Meer
Review schrijvenOp zoek naar William Optics handleidingen? Raadpleeg ons archief met handleidingen!
telescoop sterrenkijker winkel  telescopen sterrenkijkers kopen

Copyright © 2019 Robtics