Refractor 92 mm

Availability: Product sold-out; Type: refractor

The 92 mm refractor is an exceptional grab and go telescope that can be used for imaging and observing as well.
It will be an excellent companion for visual & imaging astronomy or to watch bird/wildlife, anywhere on Earth, as it is airline portable thanks to its compact/small size.

Main features:
* 2.5" or 3" rack and pinion type focuser from Starlight Instruments;
* dew shield with rotate & lock feature;
* airline travel friendly, being very compact & light
* Oil-spaced design for best possible light transmission & highest contrast.

Specifications & technical data:
Core glass used – S-FPL53; first run, from 2016 until 2019
Core glass used – S-FPL55; second run, from 2019
Clear aperture – 92 mm
Focal length – 550 or 630 mm
Focal ratio – F/6 or F/6.9
Optical Quality (please click for our optical manufacturing specifications)

Dimensions:
92 f6, minimum length (dew shield retracted) – 430 mm
92 f6 maximum length (dew shield extended) – 490 mm
92 f6.9, minimum length (dew shield retracted) – 520 mm
92 f6.9, maximum length (dew shield extended) – 585 mm
Back-focus – 180 mm
Tube diameter – 100 mm
Dew shield diameter – 122 mm
Weight, 92 F/6 with focuser FTF2535 = 4.0 kg
Weight, 92 F/6 with focuser FTF3035 = 4.5 kg
Weight, 92 F/6.9 with focuser FTF2535 = 4.2 kg
Weight, 92 F/6.9 with focuser FTF3035 = 4.7 kg

Pricing (last update in 2022):
92mm F/6 version = 3 690,00 Euro, includes VAT 23%. Net export price – 3 000,00 Euro (non-EU countries)
FTF2535/2.5″ Starlight focuser, 89 mm travel, dual-speed; with finder bracket and dust cap

or
FTF3035/3″ Starlight focuser, 89 mm travel, dual-speed; with finder bracket and dust cap
*Product sold out. No longer available for ordering*

92mm F/6.9 version = 3 321,00 Euro, includes VAT 23%. Net export price – 2 700,00 Euro (non-EU countries)
FTF2535/2.5″ Starlight focuser, 89 mm travel, dual-speed; with finder bracket and dust cap

*Product sold out. No longer available for ordering*

Included items:
Pair of CNC rings, 1(one) 200mm D-type (Losmandy) or V-type (Vixen) dovetail, padded carrying case.

Mechanical accessories:
Dovetail, D-type or V-type, 200 mm length = 85,00 Euro, including VAT 23%; Net price = 69,00 Euro
Handle, 120 mm, paired with Dovetail = 70,00 Euro, including VAT 23%; Net price = 57,00 Euro.

Visual accessories:
A prism or mirror diagonal will be needed, together with good quality eyepieces, to be able to extract the most of your new telescope.

If the ordered telescope has 220mm back-focus, please consider a 50mm extension for single eyepiece visual use and imaging using a field corrector (no reduction/amplification factor).

Imaging accessories:
Field Corrector = our dedicated field corrector for this product is sold out. We recommend using similar units from well-known manufacturers.

Electronic focuser control (motor with integrated controller, from Optec) = 660,00 Euro, including VAT 23%; Net price = 537,00 Euro.
Adapters and extensions to suit one's observing and/or imaging needs.

Number of F/6 units manufactured/ordered: 31
Number of F/6.9 units manufactured/ordered: 4
Units still available for ordering: - 
Delivery time from order (approximative): -

*Prices subject to change without notice.

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