More products from the brand :ASKAR

Reducer 0.8x APO103

CHF 199

Reference CORR-0015

In stock with supplier

Free delivery against signature
Easy, free returns

0.8x reducer for Askar 103 APO - Optimize your viewing experience

Visit reducer 0.8x is a premium accessory designed for the Askar 103 APO, offering new possibilities for your observations. In addition to its reduction function, this reducer integrates field correction capabilities. It reduces the focal ratio of the Askar 103 APO from f/7.7 to f/5.4, increasing the field of view and enabling shorter exposure times. Perfect for capturing large areas of nebulae, star clusters and other fast-moving, diffuse celestial objects.

0.8x gearbox specifications

  • Focal length after installation : 560.32 mm
  • Focal report : f/5.44
  • Number of lenses : Triplet design for optimum clarity
  • Back focus : 55 mm from base of M48 male thread
  • Weight : 0.48 kg, providing stability without overloading
  • Rear thread type : M54×0.75 and M48×0.75 with 2" internal filter thread
  • Front thread : M84×1, for stable connection to the telescope

0.8x Reducer installation

Installation is quick and easy. Here are the steps:

  1. Remove existing adapters: Unscrew the 2" adapter and the 1.25" adapter from your telescope's eyepiece holder.
  2. Prepare the gearbox: Remove the dust cap from the accessories to release the threads.
  3. Attach the reducer: Screw the 0.8x reducer firmly into the Askar 103 APO using compatible threads (M54×0.75 or M48×0.75 depending on your setup).

Protection and Design

The 0.8x reducer for the Askar 103 APO is an ideal addition for astrophotographers looking for exceptional image quality and quick installation. CNC machined, with threaded metal plugs at each end, it guarantees long-lasting protection against dust when not in use.

Products in the same category

USB control HUB (utilisé sur l'ISS)
USB control HUB (used on ISS)
CHF 189
Aplanisseurs de champs pour la 140APO
Field levelers for 140APO
CHF 309
Résistance chauffante pour Ø 120mm
Heating element for Ø 120mm
CHF 72
Colliers Primaluce 95mm PLUS
Primaluce 95mm PLUS clamps
CHF 239
Explore Scientific 1.25" 62° - 26 mm
Explore Scientific 1.25" 62° - 26 mm
CHF 129
Sky-Watcher EVOGUIDE-50ED
Sky-Watcher EVOGUIDE-50ED
CHF 249
Résistance chauffante pour Ø 350mm
Heating element for Ø 350mm
CHF 131
Askar 91F 0.75× Reducer
Askar 91F 0.75× Reducer
CHF 139
Diviseur optique Pegasus Indigo avec mise au point Hélicoïdale
Pegasus Indigo optical splitter with helical focus
CHF 219
Capteur environnemental ECCO2
ECCO2 environmental sensor
CHF 199
Oculaire Celestron Luminos 82° 23mm
Celestron Luminos 82° 23mm eyepiece
CHF 359
Explore Scientific 1.25" 82° - 8.8mm
Explore Scientific 1.25" 82° - 8.8mm
CHF 199
Explore Scientific 2" 52° - 10 mm
Explore Scientific 2" 52° - 10 mm
CHF 89
Ultimate Powerbox V3
Ultimate Powerbox V3
CHF 559
Bague d'ajustement de backfocus avec réglage de +/2 mm intégré
Backfocus adjustment ring with integrated +/2 mm adjustment
CHF 139
Colliers Primaluce 150mm PLUS
Primaluce 150mm PLUS clamps
CHF 349

Our new products

Oculaire Sky-Watcher Nirvana 16mm 1.25”
Sky-Watcher Nirvana 16mm 1.25” Lens”
CHF 110
Oculaire Sky-Watcher Nirvana 13mm 1.25”
Sky-Watcher Nirvana 13mm 1.25” Lens”
CHF 110
Oculaire Sky-Watcher Nirvana 10mm 1.25”
Sky-Watcher Nirvana 10mm 1.25” Lens”
CHF 98
OculaireSky-Watcher Nirvana 7mm 1.25”
LensSky-Watcher Nirvana 7mm 1.25” lens”
CHF 98
Oculaire Sky-Watcher Nivrana 4mm 1.25”
Sky-Watcher Nivrana 4mm 1.25” Lens”
CHF 98
Solar Fast Tilter
Solar Fast Tilter
CHF 99
Réducteur de focale 0.77x pour Sky-Watcher Evostar 150EDX
0.77x focal reducer for Sky-Watcher Evostar 150EDX
CHF 320
Correcteur Sky-Watcher Evostar 100EDX & Esprit 70EDX
Sky-Watcher Evostar 100EDX & Esprit 70EDX correctors
CHF 209
Réducteur / Correcteur 0.85x-Sky-Watcher Evostar 150ED DS-PRO
Reducer / Corrector 0.85x-Sky-Watcher Evostar 150ED DS-PRO
CHF 298
Trépied Acier Inoxydable Sky-Watcher AZ5
Sky-Watcher AZ5 stainless steel tripod
CHF 185
[category_menu_mobile]