- Minolta STF 135mm f/2.8 T4.5* lens
Infobox photographic lenses
name = Minolta STF 135mm f/2.8 [T4.5] *
caption =
maker =Minolta ,Sony
feat-is =
feat-usm = n
feat-sbf =
feat-macro = n
feat-special = Smooth Transition Focus
application = SmoothBokeh
type = Special Prime
flength = 135mm
fov =
aperture = f/2.8- [T] 4.5 - f/32
groups = 6
elements = 8
diaphragm = 9/10 circular
close-dist = 87 cm
max-mag = 1/4
max-diameter =
max-length =
weight = 730 g
filter = 72 mm
hood = Bayonet
av-horiz = 18.2°
av-vert =
av-diag =
start = 1999
stop =
replace = Minolta version succeeded by Sony version in 2006
msrp = $1200 USD (Sony version)
category = Minolta lensesOriginally produced byMinolta , and currently produced bySony , the STF 135mm f/2.8 [T4.5] *, is aphotographic lens compatible with cameras using theMinolta AF andSony α lens mounts.The STF is a
manual focus only lens, due to use of an apodization filter that provides the high quality bokeh effect and is incompatible with theautofocus system used in Minolta and Sony SLRs.The F-number in this lens refers only to the depth-of-field produced by its use. The T-number refers to the brightness of light which passes through the lens and is collected on the film or sensor.
ee also
*Minolta/Sony Autofocus Mount cameras and lenses
References
* [http://www.the135stf.net/ Dedicated site for the STF / Review site] with [http://www.the135stf.net/samples.html sample photos]
* [http://www.dyxum.com/lenses/detail.asp?IDLens=76 Technical data and user reviews] ondyxum.com
* [http://www.dyxum.com/columns/articles/lenses/SAL-135F28/Sony-AF-135-STF-SAL-135F28_review.asp Full review] ondyxum.com
* [http://www.mhohner.de/sony-minolta/onelens.php?id=af135f28stf Technical data] on "mhohner.de"
* [http://www.magnuswedberg.com/index.php?doc=STF-review Review] on Magnus Wedburgources
* [http://www.dyxum.com/lenses/detail.asp?IDLens=308 Dyxum lens data]
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