Canon EF 600mm lens
Specifications

Attribute
f/4L USM
f/4L IS USM
f/4L IS II USM
f/4L IS III USM
Image
-
-
-
-
Key features
Key features
Key features
Key features
Key features
Full-frame compatible
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Image stabilizer
No No
Yes Yes
Yes Yes
Yes Yes
Environmental sealing
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Ultrasonic Motor
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Stepping Motor
No No
No No
No No
No No
L-series
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Diffractive Optics
No No
No No
No No
No No
Macro
No No
No No
No No
No No
Technical data
Technical data
Technical data
Technical data
Technical data
Focal length
600 mm
600 mm
600 mm
600 mm
Aperture (max/min)
f/4 / f/32
f/4 / f/32
f/4 / f/32
f/4 / f/32
Construction
9 elements / 8 groups
17 elements / 13 groups
16 elements / 12 groups
17 elements / 13 groups
# of diaphragm blades
8
8
9 (circular aperture)
9 (circular aperture)
Closest focusing distance
6 m (17.95 ft)
5.5 m (16.45 ft)
4.5 m (14.8 ft)
4.2 m (13.78 ft)
Max. magnification
0.11×
0.12×
0.15×
0.15×
Horizontal viewing angle
3°30'
3°30'
3°30'
3°30'
Vertical viewing angle
2°20'
2°20'
2°20'
2°20'
Diagonal viewing angle
4°10'
4°10'
4°10'
4°10'
Physical data
Physical data
Physical data
Physical data
Physical data
Weight
6000 g (212.4 oz)
5360 g (189.8 oz)
3920 g (138.8 oz)
3050 g (107.6 oz)
Maximum diameter
167 mm (6.6")
168 mm (6.6")
168 mm (6.6")
168 mm (6.6")
Length
456 mm (17.9")
456 mm (17.9")
448 mm (17.6")
448 mm (17.6")
Filter diameter
48 mm (rear)
Any 52(WII)-series drop-in filter
Any 52(WII)-series drop-in filter
Any 52(WII)-series drop-in filter
Accessories
Accessories
Accessories
Accessories
Accessories
Lens case
?
600
600B
600C
Lens hood
ET-161
ET-160
ET-160 (WII)
ET-160 (WIII) or ET-160B
Lens cap
E-180II
E-185
E-185B
E-185C
Retail information
Retail information
Retail information
Retail information
Retail information
Release date
November 1988
September 1999
June 2011
September 2018
Currently in production?
No No
No No
No No
Yes
MSRP US$
923,000 yen
1,290,000 yen (w/case and hood)
$11,499.00
$12,999.00

Question: When was the  f/4L USM lens released?
Answer: The f/4L USM lens was released in November 1988 (923,000 yen).