FT Series is a family of F-Theta scan-lenses specifically designed to fit fiber-laser sources.
These lenses accept input beam diameters as large as 15 or 20 mm without any vignetting or focus decay over the entire scan area.
The optical system is achromatized over a wide wavelength range (60 nm) in order to keep the spot size minimum even if the laser source bandpass or peak wavelength could change.
The mirror distances are tailored to fit most standard scanheads.
Very small spot size, close-to-zero distortion and very wide scan angle make these lenses the state-of-the-art choice for any power laser application.

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| Part Number | Wavelength | Focal | Back Focal | Flange Focal | Diagonal | Diagonal | Maximum | Entrance | Mirrors | 2nd mirror | 1/eˆ2 spot | Mounting | Length | Outer | Protective | Datasheet | Get a Quotation |
| range | Length | Length | Length | Scan Angle | Scan Field | Scan Area | Beam Diameter | Distance | Distance | Radius | Thread | Diameter | Window | & | |||
| (1) | f | b.f.l. (2) | f.f.l. | d.s.a. | d.s.f. | A | d | m1 | m2 | ρ | L | D | Drawing | ||||
| (nm) | (mm) | (mm) | (mm) | (degree) | (mm) | (mmˆ2) | (mm) | (mm) | (mm) | (micron) | (mm) | (mm) | |||||
| 1064 nm F-Theta Series | |||||||||||||||||
| FT1064-0163 | 1064 (980 ..1080) | 163 | 190,3 | 214,2 | 57 | 162,2 | 114,7 x 114,7 | 15 | 16 | 12,5 | 12 | M85x1 | 61,3 | 100 | Yes | FT1064-0163 | ![]() |
| FT1064-0250 | 1064 (980 ..1080) | 250 | 292,2 | 355,9 | 57 | 248,7 | 175,9 x 175,9 | 20 | 24 | 15,5 | 15 | M85x1 | 80,3 | 128 | Yes | FT1064-0250 | ![]() |
| 532 nm F-Theta Series | |||||||||||||||||
| FT0532-0163 | 532 +/- 30 | 163 | 186,3 | 209 | 57 | 162,2 | 114,7 x 114,7 | 15 | 16 | 12,3 | 10 | M85x1 | 60,4 | 100 | Yes | FT0532-0163 | ![]() |
| FT0532-0250 | 532 +/- 30 | 250 | 290 | 355,6 | 57 | 248,7 | 175,9 x 175,9 | 20 | 24 | 15,7 | 10 | M85x1 | 81,8 | 128 | Yes | FT0532-0250 | ![]() |