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Home > Classifieds > Astromart Classifieds > Eyepieces > Classified #170384

For Sale: TeleVue Field Flattener For Astrophotography (SOLD)

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This is an original TeleVue photographic Field Flattener for the Pronto or any scope in the f/5 to f/7 range with 2" focuser. Fits 2" focusers and accepts standard T-ring camera adpaters. Truly flattens the photgraphic field and extends focal ratio by approximately 1.15625x and focal length by 1.0833 (i.e. converts a fl 480mm f6.4 Pronto to fl 520 f/7.4). Excellent condition. $85 obo postage paid in the US.

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