Best Entry level Lens
Pona episode la namma best entry level dslr enna nu paatthom
.. indha episode la adhukku adutthadhaa adhigamma kekka patta keLvi.. endha lens vaangaradhu nu.. idhulaiyum budget Rs.30000 nu solli neriaya per kettaanga.. adhukku badhil sollradhukku thaan indha video..
Modhalla lens la sila numbers irukkum.. adhellaam enna nu paapom..
Idhu oru 18-105mm f3.5-5.6
Nikkor lens.. appadi na enna? 18mm 105 mm na focal length.. 18mm ngradhu wide angle.. 105 ngradhu zoom … kammiyaana edam thaan theriyum..
f3.5-f5.6 na.. 18mm la vecchu photo edukkum podhu aperture f3.5 thaan maximum aperture.. 105 la vecchu edukkum podhu f5.6 thaan maximum aperture..
idhaey indha lens eduthundeenga na.. 24-70mm lens.. idhu fixed aperture lens.. appadi na?? endha focal length la edutthaalum.. maximum f2.8 la edukkalaam.. focal length ku thagundha madhiri aperture maarraadhu..
idhey indha lens edutthukkonga.. 50mm f1.8 .. idhula orey oru focal length thaan pottrukkaan.. appadina.. fixed focal length lens.. or
Prime lens..
fast lens.. adhennanga fast lens??
Lens thayaarikara companies la periya companies nu paatthaa
Canon,
Nikon, Tamron,
Sigma nu naalu irukku nga.. again.. Sony lens patthi theriyaadhu yean na use paNNinadhu illa..
Nikon
50mm f1.8D
50mm f1.8G
55-200mm f4 -
5.6 AFS DX
55-200mm f4.5 - 5.6 ED IF AFS DX
18-200mm f3.5-5.6G ED AFS VR II
70-300mm f4-5.6G AF
35mm f1.8G AFS
Canon
Canon EF
75-300mm f4-5.6
III USM
Canon EF 50mm f1.4 USM
Canon EF-S 17-85mm f4-5.6
Image Stabilized USM
Canon EF 50mm f1.8
STM
Canon EF-S 10-18mm f4.5-5.6 IS STM
Canon EF 85mm f1.8 USM
Canon EF-S 55-250mm F4-5.6 IS STM
Canon EF 28-135mm f3.5-5.6 IS USM
Sigma
18-250mm 3.5-6.3 DC OS
Macro HSM
70-300mm f4/5.6
SLD DG Macro Lens
50mm f1.4 DG HSM (Not in budget.. remove this)
17-50 f2.8 EX DC OS
HSM FLD
17-70mm f2.8-f4 DC Macro OS HSM
Tamron
18-200 f3.5
- 6.3 XR Di Two LD Aspherical (IF) Macro
70-300 f4.0-5.6 Di LD Macro
18-270 f3.5-6.3 VC
PZD
17-50 f2.8 XR Di II LD SP Aspherical
Lens Terminology
Focal Length
Aperture
Mount
Canon
EF:
Electronic Focus
EF-S: Short-Back Electronic Focus
EF-M:
Mirrorless Electronic Focus
Nikon
AI:
Automatic Indexing mount (includes metering sensor)
AI-S: Improved Automatic Indexing mount
Series E A cheaper series of AI-S where plastic replaced some metal parts. Not designated as Nikkor but "Nikon Lens Series E"
Sigma
Tamron
Features
Canon:
IS:
Image Stabilization
USM:
Auto Focus Type:
Ultrasonic Motor - Sattham kammiya irukara motor
Micro - auto focus to mf button irukkum..
Ring -
Manual focus um paNNalaam af um panNalaam without switch
STM: Auto Focus Type:
Stepping Motor - konjam advanced motor
(
Mark) N:
Version of lens (Mark II = v2, Mark III = v3, etc., word Mark may not be present)
DO: Diffractive
Optics - Fresnal Lens -
Vela jaasthi
L:
Luxury series
better IS
better built
weather sealed
expensive
better glass
Macro: close focusing, but not necessarily
1:1 magnification
Nikon
DX:
Digital, Short Back, for 23.6mm x 15.6mm sensor.
FX: Full
Frame (film or digital), for 36mm x 24mm sensor.
AF: Auto Focus, built into camera
AF-S: Auto-Focus
Silent (Silent
Wave Motor, required for bodies without focus motor)
AF-I: Auto-Focus Internal
AF-N: Auto-Focus (improved version, rare)
D:
Distance, communicates focus distance for 3D
Matrix metering mode and also for flash autoexposure. All AF-I, AF-S, and G-type lenses are also D-type. (Indicated after the f-number in the name, sometimes designated as
AF-D).
N: Nano-Crystal Coating
VR:
Vibration Reduction
ED: Extra-low
Dispersion Glass (spectrum example)
IF: Internal Focusing
Micro: Enable high reproduction ratio. Typically at 1:1 or
1:2.
G: No aperture ring (automatic aperture only)
Sigma
HSM: Hyper-Sonic Motor
ASP:
Aspherical lens element
APO: Aphochromatic (low-dispersion) lens element
OS: Optical
Stabilizer
IF: Inner focusing
EX:
Professional lens body finishing and construction
DG: Supports full-frame cameras (newer lenses only, implicit on older models)
DC: Supports cropped-frame cameras (lightweight construction, smaller image circle)
DN: For mirrorless cameras
Macro: close focusing, but not necessarily 1:1 magnification
Tamron
XR:
Extra Refractive Index Glass (lighter, smaller lenses)
LD: Low Dispersion (chromatic aberration reduction)
XLD: Extra Low Dispersion (advanced chromatic aberration reduction)
AD:
Anomalous Dispersion (improved control over chromatic aberration)
HID:
High Index, High Dispersion Glass (minimizes lateral chromatic aberration)
VC: Vibration
Compensation
USD: Ultrasonic
Silent Drive
SP:
Super Performance (professional line)
IF: Internal Focusing
System
Di: Digitally
Integrated (optimized for use with full-frame digital cameras)
Di-II: Digitally Integrated (optimized for use with
APS-C digital cameras)
ZL:
Zoom Lock (prevents undesired zoom lens barrel extension)
A/M: Auto-focus/Manual-focus
Switch Mechanism
1:1 Macro: 1:1
Magnification
Piezo
Drive (PZD) -
Technology used in USD
- published: 16 Feb 2016
- views: 5149