For Canon 1.6x DSLRs
Lens
Rating
Price
Canon 14mm f/2.8L II USM
Sigma 8-16mm f/4.5-5.6
Sigma 10-20mm f/4-5.6
Sigma 10-20mm f/3.5 EX DC HSM ELD SLD
Canon 10-22mm f/3.5-4.5
Tokina 11-16mm f/2.8
Tokina 12-24mm f/4
Tamron 11-18mm f/4.5-5.6
Sigma 12-24mm f/4.5-5.6 EX
For Nikon 1.5x DSLRs
Nikon 14-24mm f/2.8 G ED
Sigma 8-16mm f/4.5-5.6
Sigma 10-20mm f/4-5.6
Nikon 10-24mm f/3.5-4 ED AF-S DX
Tokina 11-16mm f/2.8
Tokina 12-24mm f/4
Tamron 11-18mm f/4.5-5.6
Nikon 12-24mm f/4 G
Sigma 12-24mm f/4.5-5.6 EX
For Olympus 2.0x DSLRs (E-420, E-520)
Olympus 11-22mm f2.8-3.5 Zuiko
Olympus 7-14mm f/4 Zuiko Digital
For Pentax 1.5x DSLRs (K20D, K200D)
Sigma 8-16mm f/4.5-5.6
Pentax 12-24mm F4 ED AL IF SMC
Sigma 12-24mm F/4.5-5.6 EX
For Sony 1.5x DSLRs (A350, A300)
Sigma 8-16mm f/4.5-5.6
Sony 11-18mm F4.5-3.5
Tamron 11-18mm f/4.5-5.6
no longer available new
For Canon full frame DSLRs (1Ds, 5DMK II) -These lenses can also be used on cropped sensor Canons with 1.6 focal length multiplier
Canon 16-35mm f/2.8 L II
Canon 17-40mm f/4 L
Canon 24mm f/3.5 TS-E LII (tilt- Shift)
Canon 17mm f/4 TS-E L (tilt- Shift)
Tokina 16-28mm f/2.8 FX
Tamron 17-35mm f/2.8-4
Sigma 12-24mm f/4.5-5.6 EX
For Nikon full frame DSLRs (D3, D700) - These lenses can also be used on cropped sensor Nikon DSLRs with 1.5 focal length multiplier
Nikon 14-24mm f/2.8 G ED
Nikon 16-35mm f/4 G ED VR II AF-S IF
Nikon 17-35mm f/2.8 D ED
Nikon 24mm f/3.5D ED PC-E
Tokina 16-28mm f/2.8 FX
Tamron 17-35mm f/2.8-4
Sigma 12-24mm f/4.5-5.6 EX