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        <title>Canon EF 135mm f/2.0 L USM</title>
        <link>https://heikkisiltala.net/wiki/en/photography/camera_lenses/canon_ef_135mm_l_usm?rev=1677105451&amp;do=diff</link>
        <description>Canon EF 135mm f/2.0 L USM

Review of Canon EF 135mm f/2.0 L USM telephoto lens. Review created 2008, latest update 2013.

catza.net photos: Canon EF 135mm f/2.0 L USM

Facts

	*  the king of Canon telephoto prime lenses
	*  estimated retail price 1100 EUR
	*  in my use from 11/2008 to current date</description>
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        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Canon EF 28mm f/2.8</title>
        <link>https://heikkisiltala.net/wiki/en/photography/camera_lenses/canon_ef_28mm?rev=1677105451&amp;do=diff</link>
        <description>Canon EF 28mm f/2.8

Review of Canon EF 28mm f/2.8 lens. Review created 2006, latest update 2013.

catza.net photos: Canon EF 28mm f/2.8

Facts

	*  was introduced back in 1987 so is a real classic in the Canon EF lens lineup
	*  estimated retail price 240 EUR
	*  in my use from 2/2006 to 5/2007</description>
    </item>
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        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Canon EF 50mm f/1.8 II</title>
        <link>https://heikkisiltala.net/wiki/en/photography/camera_lenses/canon_ef_50mm_ii?rev=1677105451&amp;do=diff</link>
        <description>Canon EF 50mm f/1.8 II

Review of Canon EF 50mm f/1.8 II standard lens. Review created 2004, latest update 2013.

catza.net photos: Canon EF 50mm f/1.8 II

Facts

	*  a hobbyist&#039;s dream-come-true: the perfect second lens right after the perfect first lens
	*  estimated retail price 105 EUR
	*  in my use from 9/2004 to 7/2006</description>
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        <dc:date>2023-02-22T22:37:31+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Canon EF 70-200mm f/2.8 L IS USM</title>
        <link>https://heikkisiltala.net/wiki/en/photography/camera_lenses/canon_ef_70_200mm_l_is_usm?rev=1677105451&amp;do=diff</link>
        <description>Canon EF 70-200mm f/2.8 L IS USM

Review of Canon EF 70-200mm f/2.8 L IS USM zoom lens. Review created 2008, latest update 2013.

catza.net photos: Canon EF 70-200mm f/2.8 L IS USM

Facts

	*  a lens that many dream about
	*  estimated retail price 2000 EUR
	*  in my use from 6/2008 to 11/2008
	*  I still have mixed feelings about this lens: you don&#039;t really know how it fits to your style of shooting until you try it</description>
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    <item rdf:about="https://heikkisiltala.net/wiki/en/photography/camera_lenses/lensbaby_composer?rev=1677105451&amp;do=diff">
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        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Lensbaby Composer</title>
        <link>https://heikkisiltala.net/wiki/en/photography/camera_lenses/lensbaby_composer?rev=1677105451&amp;do=diff</link>
        <description>Lensbaby Composer

Review of Lensbaby Composer special lens. Review created 2010, latest update 2013.

	*  catza.net photos: Lensbaby Composer &amp; Double Glass Optic
	*  catza.net photos: Lensbaby Composer &amp; Single Glass Optic
	*  catza.net photos: Lensbaby Composer &amp; Soft Focus Optic

Facts

	*   the strangest lens: strange to use and you get strange results
	*</description>
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        <dc:date>2023-02-20T23:37:13+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Tamron 2X MC7 C-AF1 BBAR teleconverter</title>
        <link>https://heikkisiltala.net/wiki/en/photography/camera_lenses/tamron_2x_mc7_c_af1_bbar?rev=1676936233&amp;do=diff</link>
        <description>Tamron 2X MC7 C-AF1 BBAR teleconverter

Review of Tamron 2X MC7 C-AF1 BBAR teleconverter. Review created 2005, latest update 2013.

catza.net photos: Tamron 2X MC7 C-AF1 BBAR

Facts

	*  a typical seven-element 2x EF teleconverter
	*  estimated retail price 200 EUR
	*  in my use for several years</description>
    </item>
    <item rdf:about="https://heikkisiltala.net/wiki/en/photography/camera_lenses/tokina_17mm_at_x_pro?rev=1677047525&amp;do=diff">
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        <dc:date>2023-02-22T06:32:05+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Tokina 17mm f/3.5 AT-X Pro</title>
        <link>https://heikkisiltala.net/wiki/en/photography/camera_lenses/tokina_17mm_at_x_pro?rev=1677047525&amp;do=diff</link>
        <description>Tokina 17mm f/3.5 AT-X Pro

Review of Tokina 17mm f/3.5 AT-X Pro ultra-wide-angle lens. Review created 2006, latest update 2013.

catza.net photos: Tokina 17mm f/3.5 AT-X Pro

Facts

	*  an underrated gem: almost a perfect 17 mm lens
	*  estimated retail price 270 EUR (currently a discontinued product)</description>
    </item>
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        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Canon EF 200mm f/2.8 L II USM</title>
        <link>https://heikkisiltala.net/wiki/en/photography/camera_lenses/canon_ef_200mm_l_ii_usm?rev=1677105451&amp;do=diff</link>
        <description>Canon EF 200mm f/2.8 L II USM

Review of Canon EF 200mm f/2.8 L II USM telephoto lens. Review created 2013.

catza.net photos: Canon EF 200mm f/2.8 L II USM

Facts

	*  excellent telephoto lens
	*  estimated retail price 840 EUR
	*  in my use from 2/2010 to current date
	*  comes handy when I feel like a paparazzi: takes close-ups from a distance</description>
    </item>
    <item rdf:about="https://heikkisiltala.net/wiki/en/photography/camera_lenses/peleng_8mm_fisheye?rev=1677105451&amp;do=diff">
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        <dc:date>2023-02-22T22:37:31+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Peleng 8mm f/3.5 Fisheye</title>
        <link>https://heikkisiltala.net/wiki/en/photography/camera_lenses/peleng_8mm_fisheye?rev=1677105451&amp;do=diff</link>
        <description>Peleng 8mm f/3.5 Fisheye

Review of Peleng 8mm f/3.5 fisheye lens. Review created 2006, latest update 2013.

catza.net photos: Peleng 8mm f/3.5 fisheye

Facts

	*  a classic manual fisheye lens dating back to the good old days
	*  estimated retail price 350 USD
	*  in my use from 6/2005 to 10/2008</description>
    </item>
    <item rdf:about="https://heikkisiltala.net/wiki/en/photography/camera_lenses/sigma_10mm_ex_dc_hsm_fisheye?rev=1677105451&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2023-02-22T22:37:31+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Sigma 10mm f/2.8 EX DC HSM Fisheye</title>
        <link>https://heikkisiltala.net/wiki/en/photography/camera_lenses/sigma_10mm_ex_dc_hsm_fisheye?rev=1677105451&amp;do=diff</link>
        <description>Sigma 10mm f/2.8 EX DC HSM Fisheye

Review of Sigma 10mm f/2.8 EX DC HSM Fisheye lens. Review created 2008,latest update 2013.

catza.net photos: Sigma 10mm f/2.8 EX DC HSM Fisheye

Facts

	*   a modern autofocusing diagonal fisheye lens
	*   estimated retail price 570 EUR
	*   in my use from 4/2008 to 11/2009</description>
    </item>
    <item rdf:about="https://heikkisiltala.net/wiki/en/photography/camera_lenses/sigma_28mm_ex_dg?rev=1677105451&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2023-02-22T22:37:31+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Sigma 28mm f/1.8 EX DG</title>
        <link>https://heikkisiltala.net/wiki/en/photography/camera_lenses/sigma_28mm_ex_dg?rev=1677105451&amp;do=diff</link>
        <description>Sigma 28mm f/1.8 EX DG

Review of Sigma 28mm f/1.8 EX DG wide-angle lens. Review created 2010, latest update 2013.

catza.net photos: Sigma 28mm f/1.8 EX DG

Facts

	*   a high image quality wide-angle lens, much better than Canon EF 28mm f/2.8
	*   estimated retail price 440 EUR
	*   in my use from 1/2010 to current date</description>
    </item>
    <item rdf:about="https://heikkisiltala.net/wiki/en/photography/camera_lenses/sigma_70_300mm_apo_macro_super_ii?rev=1677105451&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2023-02-22T22:37:31+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Sigma 70-300mm f/4.0-5.6 APO Macro Super II</title>
        <link>https://heikkisiltala.net/wiki/en/photography/camera_lenses/sigma_70_300mm_apo_macro_super_ii?rev=1677105451&amp;do=diff</link>
        <description>Sigma 70-300mm f/4.0-5.6 APO Macro Super II

Review of Sigma 70-300mm f/4-5.6 APO Macro Super II telephoto zoom lens. Review created 2006, latest update 2013.

catza.net photos: Sigma 70-300mm f/4-5.6 APO Macro Super II

Facts

	*   cheap but decent quality tele zoom for amateurs
	*   estimated retail price 250 EUR</description>
    </item>
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        <dc:format>text/html</dc:format>
        <dc:date>2023-02-22T22:37:31+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Sigma 85mm f/1.4 EX DG HSM</title>
        <link>https://heikkisiltala.net/wiki/en/photography/camera_lenses/sigma_85mm_ex_dg_hsm?rev=1677105451&amp;do=diff</link>
        <description>Sigma 85mm f/1.4 EX DG HSM

Review of Sigma 85mm f/1.4 EX DG HSM medium telephoto lens. Review created 2013.

catza.net photos: Sigma 85mm f/1.4 EX DG HSM

Facts

	*  a brilliant third-party lens
	*  in my use from 12/2010 to current date
	*  estimated retail price 820 EUR
	*  a very usable lens for low light indoor photography like</description>
    </item>
    <item rdf:about="https://heikkisiltala.net/wiki/en/photography/camera_lenses/tamron_sp_af_28_75mm_xr_di_ld?rev=1677195350&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2023-02-23T23:35:50+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Tamron SP AF 28-75mm f/2.8 XR Di LD Aspherical Macro</title>
        <link>https://heikkisiltala.net/wiki/en/photography/camera_lenses/tamron_sp_af_28_75mm_xr_di_ld?rev=1677195350&amp;do=diff</link>
        <description>Tamron SP AF 28-75mm f/2.8 XR Di LD Aspherical Macro

Review of Tamron SP AF 28-75mm f/2.8 XR Di LD Aspherical Macro zoom lens. Review created 2007, latest update 2013.

catza.net photos: Tamron SP AF 28-75mm f/2.8 XR Di LD Aspherical Macro

Facts

	*  rather typical zoom lens for hobbyists
	*  estimated retail price 415 EUR</description>
    </item>
    <item rdf:about="https://heikkisiltala.net/wiki/en/photography/camera_lenses/canon_ef_50mm_usm?rev=1677105451&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2023-02-22T22:37:31+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Canon EF 50mm f/1.4 USM</title>
        <link>https://heikkisiltala.net/wiki/en/photography/camera_lenses/canon_ef_50mm_usm?rev=1677105451&amp;do=diff</link>
        <description>Canon EF 50mm f/1.4 USM

Review of Canon EF 50mm f/1.4 USM standard lens. Review created 2007, latest update 2013.

catza.net photos: Canon EF 50mm f/1.4 USM

Facts

	*   a great lens for those that need something better than Canon EF 50mm f/1.8 II
	*   estimated retail price 380 EUR
	*   in my use from 7/2006 to 11/2008</description>
    </item>
    <item rdf:about="https://heikkisiltala.net/wiki/en/photography/camera_lenses/canon_ef_85mm_usm?rev=1677105451&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2023-02-22T22:37:31+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Canon EF 85mm f/1.8 USM</title>
        <link>https://heikkisiltala.net/wiki/en/photography/camera_lenses/canon_ef_85mm_usm?rev=1677105451&amp;do=diff</link>
        <description>Canon EF 85mm f/1.8 USM

Review of Canon EF 85mm f/1.8 USM medium telephoto lens. Review created 2007, latest update 2013.

catza.net photos: Canon EF 85mm f/1.8 USM

Facts

	*   a great lens for those that need something longer than the sister lens Canon EF 50mm f/1.4 USM
	*   estimated retail price 420 EUR
	*   in my use from 1/2007 to 12/2010</description>
    </item>
    <item rdf:about="https://heikkisiltala.net/wiki/en/photography/camera_lenses/canon_ef_100mm_l_macro_is_usm?rev=1677105451&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2023-02-22T22:37:31+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Canon EF 100mm f/2.8 L Macro IS USM</title>
        <link>https://heikkisiltala.net/wiki/en/photography/camera_lenses/canon_ef_100mm_l_macro_is_usm?rev=1677105451&amp;do=diff</link>
        <description>Canon EF 100mm f/2.8 L Macro IS USM

Review of Canon EF 100mm f/2.8 L Macro IS USM telephoto macro lens. Review created 2013.

catza.net photos: Canon EF 100mm f/2.8 L Macro IS USM

Facts

	*  brilliant all round lens
	*  estimated retail price 930 EUR
	*  in my use from 11/2011 to current date
	*  currently the most used and the most useful lens in my bag</description>
    </item>
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        <dc:format>text/html</dc:format>
        <dc:date>2023-02-22T22:37:31+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Canon EF-S 18-55mm f/3.5-5.6</title>
        <link>https://heikkisiltala.net/wiki/en/photography/camera_lenses/canon_ef_s_18_55mm?rev=1677105451&amp;do=diff</link>
        <description>Canon EF-S 18-55mm f/3.5-5.6

Review of Canon EF-S 18-55mm f/3.5-5.6 zoom lens. Review created 2004, latest update 2013.

Facts

	*  very cheap but usable starter&#039;s lens
	*  typically comes bundled with a camera body (also known as “the kit lens”</description>
    </item>
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        <dc:date>2023-02-22T22:37:31+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Jupiter-37AM 135mm f/3.5</title>
        <link>https://heikkisiltala.net/wiki/en/photography/camera_lenses/jupiter_37am_135mm?rev=1677105451&amp;do=diff</link>
        <description>Jupiter-37AM 135mm f/3.5

Review of Jupiter-37AM 135mm f/3.5 telephoto lens. Review created 2008, latest update 2013.

Facts

	*  an all-manual telephoto lens
	*  estimated retail price 150 USD
	*  in my use from 3/2008 to 12/2008
	*  was made obsolete by</description>
    </item>
    <item rdf:about="https://heikkisiltala.net/wiki/en/photography/camera_lenses/mc_jupiter_9_85mm?rev=1677105451&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2023-02-22T22:37:31+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>MC Jupiter-9 85mm f/2.0</title>
        <link>https://heikkisiltala.net/wiki/en/photography/camera_lenses/mc_jupiter_9_85mm?rev=1677105451&amp;do=diff</link>
        <description>MC Jupiter-9 85mm f/2.0

Review of MC Jupiter-9 85mm f/2.0 medium telephoto lens. Review created 2006, latest update 2013.

catza.net photos: MC Jupiter-9 85mm f/2.0

Facts

	*   an all-manual medium telephoto lens
	*   estimated retail price 220 USD
	*   in my use from 2/2006 to 11/2008
	*</description>
    </item>
    <item rdf:about="https://heikkisiltala.net/wiki/en/photography/camera_lenses/mc_rubinar_500mm_reflex?rev=1677105451&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2023-02-22T22:37:31+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>MC Rubinar 500mm f/8 Reflex</title>
        <link>https://heikkisiltala.net/wiki/en/photography/camera_lenses/mc_rubinar_500mm_reflex?rev=1677105451&amp;do=diff</link>
        <description>MC Rubinar 500mm f/8 Reflex

Review of MC Rubinar 500mm f/8 Reflex lens. Review created 2006, latest update 2013.

Facts

	*  an all-manual mirror lens (also known as reflex lens, catadioptric lens, CAT)
	*  in addition to this there appears to be 500 mm f/5.6 and 1000 mm f/10 CATs available</description>
    </item>
    <item rdf:about="https://heikkisiltala.net/wiki/en/photography/camera_lenses/sigma_30mm_ex_dc_hsm?rev=1677105451&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2023-02-22T22:37:31+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Sigma 30mm f/1.4 EX DC HSM</title>
        <link>https://heikkisiltala.net/wiki/en/photography/camera_lenses/sigma_30mm_ex_dc_hsm?rev=1677105451&amp;do=diff</link>
        <description>Sigma 30mm f/1.4 EX DC HSM

Review of Sigma 30mm f/1.4 EX DC HSM lens. Review created 2007, latest update 2013.

catza.net photos: Sigma 30mm f/1.4 EX DC HSM

Facts

	*  a good example of a high quality third party prime lens
	*  estimated retail price 370 EUR
	*  in my use from 4/2007 to 11/2009</description>
    </item>
    <item rdf:about="https://heikkisiltala.net/wiki/en/photography/camera_lenses/sigma_50mm_ex_dg_hsm?rev=1677105451&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2023-02-22T22:37:31+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Sigma 50mm f/1.4 EX DG HSM</title>
        <link>https://heikkisiltala.net/wiki/en/photography/camera_lenses/sigma_50mm_ex_dg_hsm?rev=1677105451&amp;do=diff</link>
        <description>Sigma 50mm f/1.4 EX DG HSM

Review of Sigma 50mm f/1.4 EX DG HSM standard lens. Review created 2008, latest update 2013.

catza.net photos: Sigma 50mm f/1.4 EX DG HSM

Facts

	*  everything else in this lens is perfect but the front focusing tendency
	*  estimated retail price 420 EUR
	*  in my use from 11/2008 to current date</description>
    </item>
    <item rdf:about="https://heikkisiltala.net/wiki/en/photography/camera_lenses/samyang_8mm_aspherical_if_mc_fisheye?rev=1677105451&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2023-02-22T22:37:31+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Samyang 8mm f/3.5 Aspherical IF MC Fisheye</title>
        <link>https://heikkisiltala.net/wiki/en/photography/camera_lenses/samyang_8mm_aspherical_if_mc_fisheye?rev=1677105451&amp;do=diff</link>
        <description>Samyang 8mm f/3.5 Aspherical IF MC Fisheye

Review of Samyang 8mm f/3.5 Aspherical IF MC Fisheye lens. Review created 2013.

Facts

	*   a modern manual fisheye lens
	*   in my use from 12/2011 to current date
	*   estimated retail price 290 EUR
	*   this is the right fisheye lens for many: better than</description>
    </item>
    <item rdf:about="https://heikkisiltala.net/wiki/en/photography/camera_lenses/tamron_sp_70_300mm_di_vc_usd?rev=1677105451&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2023-02-22T22:37:31+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Tamron SP 70-300mm f/4.0-5.6 Di VC USD</title>
        <link>https://heikkisiltala.net/wiki/en/photography/camera_lenses/tamron_sp_70_300mm_di_vc_usd?rev=1677105451&amp;do=diff</link>
        <description>Tamron SP 70-300mm f/4.0-5.6 Di VC USD

Review of Tamron SP 70-300mm f/4.0-5.6 Di VC USD telephoto zoom lens. Review created 2014.

Sport photos shot with Tamron

Facts

	*  very usable telephoto zoom lens for outdoor use when there is plenty of light
	*  in my use from 6/2014 to current date</description>
    </item>
</rdf:RDF>
