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Field Flatteners

Page 1 of 1:    12 Items

OVL Field Flattener With T Ring Adaptor

OVL Field Flattener With T Ring Adaptor£89.00

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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£105.00

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

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

Explore Scientific ES MPCC Field Flattener ED APO Canon EOS T2 Mount£125.00

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.

Skywatcher Field Flattener For Esprit 80 ED

Skywatcher Field Flattener For Esprit 80 ED£139.00

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

William Optics Adjustable Field Flattener For Zenithstar 61

William Optics Adjustable Field Flattener For Zenithstar 61£169.99

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£169.99

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.

Skywatcher Field Flattener For Esprit 100 ED

Skywatcher Field Flattener For Esprit 100 ED£189.00

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

Skywatcher 0.77x Reducer/Flattener For Esprit 120

Skywatcher 0.77x Reducer/Flattener For Esprit 120£299.00

​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£319.00

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.

Explore Scientific 0.7x Reducer/Corrector 3''

Explore Scientific 0.7x Reducer/Corrector 3"£339.00

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.

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.

Vixen HD Reducer / Flattener Kit For FL55SS OTA

Vixen HD Reducer / Flattener Kit For FL55SS OTA£767.00

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:    12 Items