This is a tamron adaptall prime lens. [i]this is an absolutely superb optical design which features a three element focus group incorporating one low dispersion (ld) element, plus a five This is a tamron adaptall zoom lens. There are several versions of tamrons' fixed mount 28mm's This is a tamron prime lens. Overall somewhat above average performance within its class, plus several notab
Reviews of lenses by sigma, tamron, tokina, zeiss, zenitar, and others designed for pentax cameras Comprehensive pentax lens database with specifications and user opinions. This is a tamron zoom lens. [i]this was one of tamron's best selling lenses throughout the early to mid 1980s for good reason it successfully combined a moderate price with ab [i]a moderate wide angle lens with slightly above average performance
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