A tachymeter is simply a means of converting elapsed time in seconds per unit to units per hour

Satin black over satin olive gold metal frames

CLOTH & CARD

Gloss dark burgundy acetate arms inlaid with gold metal detailing

Matte lilac acetate arm end covers

JAGUAR SPIRIT 33512 448 53mm Eyewear RX Optical FRAMES Eyeglasses Glasses - New Brown/Orange A tachymeter is simply aJAGUAR SPIRIT Full Rim Frames 100% Authentic 33512 col 448 Satin brown metal frames Gloss brown acetate arms with JAGUAR logos Adjustable nose p ads for a comfort fit Brand new Never been worn Lens Width = 53mm Frame Height = 29mm Bridge = 17mm Temple (Arm Length) = 140mm Measures 135mm across the front, edge to edge SUPPLIED WITH AN UNBRANDED CASE AND CLEANING CLOTH Clear plastic lenses fitted so just take to your local opticians for prescription