Shop
Magazine
%SALE%
EN / $
Language
Deutsch
English
Français
Currency
BGN - лв
BRL - R$
CAD - $
CHF - SFr
CZK - Kč
DKK - dkr
EUR - €
GBP - £
HUF - Ft
MXN - $
NOK - nkr
PLN - zł
RON - Lei
SEK - Skr
TRY - ₺
USD - $
✓
Europe's largest sport optics specialist
✓
7,500+ items available from stock
✓
Personal advice & service
Get closer
Binoculars
Spotting scopes
Digiscoping
Night vision
Rangefinders
Outdoor
Tripods
Microscopes
% SALE %
Glossary
Telescopes
Optics
Aperture
Aperture ratio
Bandwidth
Blocking Filter
Coating
Corrected Field
Double Stack
Focal length
Lens design
Light gathering capacity
Limit value
Max. useful magnification
Resolving capacity
Tube construction
Tube length
Tube material
Tube weight
Type
Type of build
Glossary
>
Telescopes
>
Optics
> Tube length
Glossary | Telescopes | Optics | Tube length
Including eyepiece, but excluding dew cap.