0 Items
Basket SubTotal: £0.00 Checkout
Refractor 175
£15,449.00 inc. tax

£12,874.17 ex. tax
? Tax based on United Kingdom.

Description

This model is available from 100-300mm Aperture. Please enquire for details.

SPECIFICATION 1 Focal length 1050mm

SPECIFICATION 2 Focal length 1600mm

Please choose your preferred option at bottom of page:


Spec 1

Aperture (mm) 175

Aspheric Element Yes
Recommended mount type GEM
Tube tube Closed
Focal length (mm) 1050
Tube length (transport) 1200
Tube length (operating) 1500
OTA Weight (kg) 20
Back focus 200
Optional back focus reducer 100
Focal ratio F/ 6
Fully corrected imaging circle (mm) 55
Purge system Yes
Lens Coatings BBAR and edge
Focuser Dual speed JTW Rhino
Clear aperture (mm) 75
Tube construction Athermalised full metal
Optical surface quality (Strehl, PTV) 0.97, 1/10
Bolting A4 Stainless steel
Metal protection Dual
Surface treatment Aluminium – 20 micron hard-coat anodising
Paint Exterior grade powdercoat (environmentally friendly)
Anti dew system Included


SPEC 2

Aperture (mm) 175
Aspheric Element Yes
Recommended mount type GEM
Tube tube Closed
Focal length (mm) 1600
Tube length (transport) 1750
Tube length (operating) 2050
OTA Weight (kg) 22
Back focus 200
Optional back focus reducer 100
Focal ratio F/ 9
Fully corrected imaging circle (mm) 55
Purge system Yes
Lens Coatings BBAR and edge
Focuser Dual speed JTW Rhino
Clear aperture (mm) 75
Tube construction Athermalised full metal
Optical surface quality (Strehl, PTV) 0.97, 1/10
Bolting A4 Stainless steel
Metal protection Dual
Surface treatment Aluminium – 20 micron hard-coat anodising
Paint Exterior grade powdercoat (environmentally friendly)
Anti dew system Included

Please choose which option you want to purchase below.

Options

Quantity:

Add to Cart
Product Code
- jtw-ref175
Product Condition
- New
Brand
- JTW OTA

Details

Product Images

Reviews

Related Products

Product Details

No Reviews Posted Yet - be the first!

write review

Featured Products

EQ6/NEQ6/AZEQ6/Atlas EQ-G/Atlas Pro/LXD55/LXD75
£32.00
QHY5L-II Colour Camera /Guide Camera
£139.00
StellarTune™ AZEQ6GT Mount
£499.00
Introduction to Astronomy Classes - 2016/17
£12.00
QHY5P-II Colour Camera
£169.00
AVX StellarTune™
£329.00
QHY5R-II Guide Camera
£99.00
StellarDrive™ 5 Mount
£549.00
Polarite with Right angle finder
£72.00
QHY5P-II-M Mono Camera
£199.00
StarGPS Skywatcher SynScan NEQ3/EQ5/HEQ5/EQ6/NEQ6
£149.00
CloverThree EQ Silver
£35.99
Star Adventurer StellarTune™ 2.5
£139.00
Star Adventurer SuperCharged II
£139.00
EQ6 Rail Kit
£129.00
CGEM StellarTune™
£469.00
Hypertune AZEQ6GT Mount
£499.00
Tune-up 60 StellarDrive™
£199.00
StellarTune™ HEQ5 Mount
£259.00
QHY MiniGuideScope
£119.00
StellarDrive AVX-R
£499.00
darkframe tuning
Newsletter
  • Contact Us
    11 Drift Road, Clanfield, Waterlooville, Hampshire, PO80JJ, United Kingdom
    +44 23 9257 0283
    dave@darkframe.co.uk
    Product Added to your Cart
    x

    -------- OR --------

    google-site-verification: google9839cfa346600d85.html