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Field Flatteners

Page 1 of 1:    16 Items

Explore Scientific ES MPCC Field Flattener ED APO Canon EOS T2 Mount

Explore Scientific ES MPCC Field Flattener ED APO Canon EOS T2 Mount£137.00   £66.00

Explore Scientific MPCC Field Flattener with Canon EOS T2. Custom designed to be used with the Explore and Meade APOs. Includes a Canon fitting as standard.

OVL Field Flattener With T Ring Adaptor

OVL Field Flattener With T Ring Adaptor£85.00

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Superb quality, non-focal reducing Field Flattener optimised for DSLR imaging on refractor telescopes with focal ratios of between f/5.5 to f6.0. Will also provide much improved results on refractors with focal lengths narrowly outside this optimised f/range.

RVO Horizon 60® 1.0x Field Flattener

RVO Horizon 60® 1.0x Field Flattener£104.99

The brand new RVO Horizon® 60 1.0x Field Flattener to suit the RVO Horizon® 60 ED refractor.

Skywatcher Field Flattener For Esprit 80 ED

Skywatcher Field Flattener For Esprit 80 ED£145.00

An optically-matched M48-fitting doublet field flattener for Skywatcher's Esprit 80 ED PRO triplet refractor.

Second Hand William Optics Adjustable Field Flattener For Zenithstar 61

Second Hand William Optics Adjustable Field Flattener For Zenithstar 61£150.00

Brand new adjustable field flattener for the William Optics Zenithstar 61 OTA. This is a brand new 2019 item which is now in stock at Rother Valley Optics.

Skywatcher Field Flattener For Esprit 100 ED

Skywatcher Field Flattener For Esprit 100 ED£197.00

An optically-matched M48-fitting doublet field flattener for Skywatcher's Esprit 100 ED PRO triplet refractor.

Askar 1.0x Field Flattener For 103 APO

Askar 1.0x Field Flattener For 103 APO£198.00

The 1x flattener does not change the telescope's focal ratio itself. After connecting with the Askar 103APO, it still maintained a focal length of 6.8.

William Optics Adjustable Field Flattener For Zenithstar 61

William Optics Adjustable Field Flattener For Zenithstar 61£209.00

Brand new adjustable field flattener for the William Optics Zenithstar 61 OTA. This is a brand new 2019 item which is now in stock at Rother Valley Optics.

William Optics Adjustable Field Flattener For Zenithstar 73

William Optics Adjustable Field Flattener For Zenithstar 73£209.00

Brand new adjustable field flattener for the William Optics Zenithstar 73 OTA. This is a brand new 2019 item which is now in stock at Rother Valley Optics.

HoTech 2'' SCA Field Flattener

HoTech 2" SCA Field Flattener£210.00

The HoTech SCA field flattener accomodates f5 to f8 refractor telescope. You will see bright and sharp image across the entire field.

Skywatcher 0.77x Reducer/Flattener For Esprit 120

Skywatcher 0.77x Reducer/Flattener For Esprit 120£315.00

​Designed specifically for the Sky-Watcher Esprit-120 ED Apo Refractor, the new three-lens Focal Reducer/Flattener has a reduction factor of 0.77x. It comes with a standard adaptor with M48 thread.

Skywatcher 0.77x Reducer/Flattener For Esprit 150

Skywatcher 0.77x Reducer/Flattener For Esprit 150£315.00

Designed specifically for the Sky-Watcher Esprit-150 ED Apo Refractor, the new three-lens Focal Reducer/Flattener has a reduction factor of 0.77x. It comes with a standard adaptor with M48 thread.

Vixen HD Flattener Kit For FL55SS OTA

Vixen HD Flattener Kit For FL55SS OTA£385.00

The HD flattener kit for the Vixen FL55SS consists of a field flattener lens and a connecting tube ring, which is designed for the FL55SS optical tube.

Explore Scientific 0.7x Reducer/Corrector 3''

Explore Scientific 0.7x Reducer/Corrector 3"£395.00

The Explore Scientific 3in 0.7x Reducer - Corrector reduces the effective focal length of a particular instrument by the factor 0.7x (for f/8) and 0.8x (for f/10) respectively. The reducer/corrector not only reduces the focal length but also operates as a very effective field flattener.

Starizona Apex ED L 0.65x Reducer / Flattener

Starizona Apex ED L 0.65x Reducer / Flattener£399.00

With the Apex ED reducer, an f/5.5 apo refractor becomes an incredibly fast f/3.6 astrograph. A slower f/9 telescope like an RC becomes a speedy f/5.9 system.

Vixen HD Reducer / Flattener Kit For FL55SS OTA

Vixen HD Reducer / Flattener Kit For FL55SS OTA£863.00

The reducer HD kit for the Vixen FL55SS consists of a field flattener lens, a focal reducer and a connecting tube ring, which is designed for the FL55SS optical tube.


Page 1 of 1:    16 Items