Refractor 200 - 230 mm

Availability: Product sold-out; Type: refractor

Observatory class refractor designed & developed mostly for visual observations, for astronomers with the highest quality standards.
This instrument meets the demands of those passionate about visual astronomy or planetary and deep-sky photography with impeccable chromatic correction and a large aperture to ensure sufficient light. Suitable for those who enjoy visual deep-sky, comet or planetary observing at it’s best.
Offered from 2020 in two focal ratios, the 200mm apochromatic refractor should satisfy the users who prefer a longer instrument, placed in an observatory, alongside users who might want to give it a shot at portability, choosing the 200mm f6.5 version as part of a mobile setup.
The biggest size in this class, the 230mm refractor, is definitely an observatory class instrument and it is being offered in two focal lengths as well: F/7 and F/10.

Main features:
* 3.5" rack and pinion type focuser from Starlight Instruments
* 2(two) different focal lengths to choose from (subject to availability)
* dew shield with rotate & lock feature
* bino-viewer friendly design
* Oil-spaced design for best possible light transmission & highest contrast.

Specifications & technical data:
Core glass used – S-FPL55
Clear aperture – 200 mm
Focal length – 1300mm; Focal ratio – F/6.5
Focal length – 1600mm; Focal ratio – F/8
Clear aperture – 230 mm
Focal length – 1600mm; Focal ratio – F/7
Focal length – 2300mm; Focal ratio – F/10
Optical Quality (please click for our optical manufacturing specifications)

Dimensions:
Minimum Length – from 1200 mm (fully retracted dew shield, F/6.5)
Maximum Length – up to 1720 mm (fully extended dew shield, F/8)
Back-focus – 220 mm
Tube diameter – 215 mm
Dew shield diameter – 235 mm
Weight – 23 kg, including rings, handle and dovetail.

Pricing (2022):
200mm F/6.5 version = 29 000,00 Euro, includes VAT 23%. Net export price – 23 577,00 Euro (non-EU countries)
FTF3545/3.5″ Starlight focuser, 114 mm travel, dual-speed; with finder bracket and dust cap
* Product sold out. Not available for ordering. *

200mm F/8 version = 26 990,00 Euro, includes VAT 23%. Net export price – 21 943,00 Euro (non-EU countries)
FTF3545/3.5″ Starlight focuser, 114 mm travel, dual-speed; with finder bracket and dust cap
* Product sold out. Not available for ordering. *

230mm F/7 version = 39 990,00 Euro, includes VAT 23%. Net export price – 32 512,00 Euro (non-EU countries)
FTF3545/3.5″ Starlight focuser, 114 mm travel, dual-speed; with finder bracket and dust cap
* Product sold out. Not available for ordering. *

Included items:
Pair of CNC rings, 1(one) 500mm dovetail - D-type (Losmandy), handle, counterweight ring, transport case.

Mechanical accessories:
Dovetail, D-type (Losmandy), 500 mm length, lightweight = 180,00 Euro, including VAT 23%; Net Price = 146,00 Euro
Handle, 405mm length = 100,00 Euro, including VAT 23%; Net Price = 81,00 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.
This refractor telescope offers a 220mm back-focus thus please consider a 50mm extension for single eyepiece visual use and imaging using a field corrector (no reduction/amplification factor).

Imaging accessories:
Field Corrector = 650,00 Euro, including VAT 23%. Net export price – 528,00 Euro (non-EU countries); Corrected Field = ~55 mm
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 200mm units manufactured/ordered: 20
Number of 200mm F/6.5 units manufactured/ordered: 9
Number of 200mm F/8 units manufactured/ordered: 11
Delivery time from order (approximative): see above.

Number of 230mm F/7 units manufactured/ordered: 3
This OTA is manufactured to order only.
Delivery time from order (approximative): see above.

* Prices subject to change without notice.

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