Pentax K-01 with 40mm f/2.8 lens Telephoto lenses made by Tamron

"Very nice lens, sharp in all range/all apertures, nice bokeh, decent focus speed, good built, equipped very well, cheap, not having any problems with it."

Fixed aperture The same aperture at all focal lengths

	Zoom range	2.9x			Length	194 mm
	Fixed aperture	Yes			Min focal length	70 mm
	Max focal length	200 mm			Weight	1.1 kg
	Aperture	f/2.8			Diameter	90 mm

"This Tamron macro is a classic and has performance to back it up. It is sharp wide open and sharpness does not drop until f/16. Relative to the Pentax 100 f/3.5 macro, this Tamron is a tank."

	Zoom range	1x			Length	97 mm
	Fixed aperture	n/a			Min focal length	90 mm
	Max focal length	90 mm			Weight	405 g
	Aperture	f/2.8			Diameter	71 mm

"this lens works great for my camera and i am very pleased with it. The picture quality is superb and for the cost, i couldnt find a better deal."

	Zoom range	4x			Length	119 mm
	Fixed aperture	No			Min focal length	75 mm
	Max focal length	300 mm			Weight	435 g
	Aperture	f/4			Diameter	76 mm

"use with Pentax K1000 Super D and it works well"

Great zoom range 10.7x

	Zoom range	10.7x			Length	84 mm
	Fixed aperture	No			Min focal length	28 mm
	Max focal length	300 mm			Weight	420 g
	Aperture	f/3.5			Diameter	73 mm

"It was already an excellent buy, but the rebate made it even more terrific. It will be my "all-in-one" lens on my Pentax K-x, as its range from 27mm to 300mm is all I need."

Great zoom range 11.1x

	Zoom range	11.1x			Length	84 mm
	Fixed aperture	No			Min focal length	18 mm
	Max focal length	200 mm			Weight	423 g
	Aperture	f/3.5			Diameter	73 mm

"The camera exceeds my expectations."

	Zoom range	7.1x			Length	76 mm
	Fixed aperture	No			Min focal length	28 mm
	Max focal length	200 mm			Weight	354 g
	Aperture	f/3.8			Diameter	71 mm

"This lens gives you a functional telephoto lens for the price. Operation is smooth and the image quality is good."

	Zoom range	4.3x			Length	117 mm
	Fixed aperture	No			Min focal length	70 mm
	Max focal length	300 mm			Weight	435 g
	Aperture	f/4			Diameter	76 mm