Reviews of lenses by Sigma, Tamron, Tokina, Zeiss, Zenitar, and others designed for Pentax cameras. Comprehensive Pentax lens database with specifications and user opinions.

Jul 15, 2025 · Vivitar Auto Wide-Angle 20mm F3.8 reviews and specifications. The Vivitar Auto Wide-Angle 20mm f/3.8 is a vintage manual-focus ultra-wide lens produced in the 1970s, likely by Kino …

Jan 4, 2014 · Vivitar 550FD M/P/O reviews - Flashes (Third-party - Legacy) . Guide number of 24m Flips ME Super to flash mode and registers in viewfinder TTL for the Super Program, A3000 and LX

Aug 1, 2025 · Vivitar Macro Focusing 75-205mm F3.8 reviews and specifications. The Vivitar Macro Focusing 75-205 mm f/3.8 is a vintage manual-focus telephoto zoom produced in the late 1970s to …

Sep 12, 2025 · Vivitar / Panagor (Kiron 22xxxxx) 28mm F2.5 reviews and specifications. The Vivitar / Panagor 28 mm f/2.5 (Kiron 22xxxxx serial) is a vintage wide-angle manual-focus lens produced by …

Jan 7, 2025 · Vivitar Series 1 (Version 2) - made by Tokina 70-210mm F3.5 reviews and specifications. See also [url=https://www.pentaxforums.com/userreviews/tokina-rmc-70-210mm-f-3-5.html]tokina …

Sep 14, 2017 · Vivitar Series 1 100-400mm F4.5-6.7 reviews and specifications. Aperture: f/4.5 (100mm) f6.7 (400mm) - f/22 Closest Focusing Distance: 78 in Picture Angle: 6.4 - 24 degrees Groups / …

Jun 12, 2020 · 2x Macro Focusing Teleconverter: Vivitar, KAX, Telemore...et al reviews and specifications. This teleconverter is essentially a helical extension tube on top of a 2x teleconvertor.

Sep 15, 2024 · Vivitar (komine) Auto Telephoto 135mm F2.8 reviews and specifications. This review page is for the Komine made versions of the vivitar 135mm f2.8. These came in both 4-element and …

Sep 26, 2013 · Disassembly and Maintenance of Vivitar (Tokina) 400mm f5.6 lens. I have recently needed to fix up one of these lenses - its main sections were loose